1730 lines
44 KiB
C
1730 lines
44 KiB
C
/*
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* Copyright (c) 1980, 1986, 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static const char copyright[] =
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"@(#) Copyright (c) 1980, 1986, 1991, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#if 0
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#ifndef lint
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static char sccsid[] = "@(#)vmstat.c 8.1 (Berkeley) 6/6/93";
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#endif /* not lint */
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/proc.h>
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#include <sys/uio.h>
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#include <sys/namei.h>
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#include <sys/malloc.h>
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#include <sys/signal.h>
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#include <sys/fcntl.h>
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#include <sys/ioctl.h>
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#include <sys/resource.h>
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#include <sys/sysctl.h>
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#include <sys/time.h>
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#include <sys/user.h>
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#include <sys/vmmeter.h>
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#include <sys/pcpu.h>
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#include <vm/vm_param.h>
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#include <ctype.h>
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#include <devstat.h>
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#include <err.h>
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#include <errno.h>
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#include <inttypes.h>
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#include <kvm.h>
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#include <limits.h>
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#include <memstat.h>
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#include <nlist.h>
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#include <paths.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sysexits.h>
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#include <time.h>
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#include <unistd.h>
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#include <libutil.h>
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#include <libxo/xo.h>
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#define VMSTAT_XO_VERSION "1"
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static char da[] = "da";
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static struct nlist namelist[] = {
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#define X_SUM 0
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{ "_vm_cnt" },
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#define X_HZ 1
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{ "_hz" },
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#define X_STATHZ 2
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{ "_stathz" },
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#define X_NCHSTATS 3
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{ "_nchstats" },
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#define X_INTRNAMES 4
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{ "_intrnames" },
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#define X_SINTRNAMES 5
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{ "_sintrnames" },
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#define X_INTRCNT 6
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{ "_intrcnt" },
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#define X_SINTRCNT 7
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{ "_sintrcnt" },
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#ifdef notyet
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#define X_DEFICIT XXX
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{ "_deficit" },
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#define X_REC XXX
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{ "_rectime" },
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#define X_PGIN XXX
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{ "_pgintime" },
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#define X_XSTATS XXX
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{ "_xstats" },
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#define X_END XXX
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#else
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#define X_END 8
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#endif
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{ "" },
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};
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static struct statinfo cur, last;
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static int num_devices, maxshowdevs;
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static long generation;
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static struct device_selection *dev_select;
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static int num_selected;
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static struct devstat_match *matches;
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static int num_matches = 0;
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static int num_devices_specified, num_selections;
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static long select_generation;
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static char **specified_devices;
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static devstat_select_mode select_mode;
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static struct vmmeter sum, osum;
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#define VMSTAT_DEFAULT_LINES 20 /* Default number of `winlines'. */
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volatile sig_atomic_t wresized; /* Tty resized, when non-zero. */
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static int winlines = VMSTAT_DEFAULT_LINES; /* Current number of tty rows. */
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static int aflag;
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static int nflag;
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static int Pflag;
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static int hflag;
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static kvm_t *kd;
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#define FORKSTAT 0x01
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#define INTRSTAT 0x02
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#define MEMSTAT 0x04
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#define SUMSTAT 0x08
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#define TIMESTAT 0x10
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#define VMSTAT 0x20
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#define ZMEMSTAT 0x40
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#define OBJSTAT 0x80
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static void cpustats(void);
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static void pcpustats(int, u_long, int);
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static void devstats(void);
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static void doforkst(void);
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static void dointr(unsigned int, int);
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static void doobjstat(void);
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static void dosum(void);
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static void dovmstat(unsigned int, int);
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static void domemstat_malloc(void);
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static void domemstat_zone(void);
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static void kread(int, void *, size_t);
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static void kreado(int, void *, size_t, size_t);
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static char *kgetstr(const char *);
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static void needhdr(int);
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static void needresize(int);
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static void doresize(void);
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static void printhdr(int, u_long);
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static void usage(void);
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static long pct(long, long);
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static long long getuptime(void);
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static char **getdrivedata(char **);
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int
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main(int argc, char *argv[])
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{
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int c, todo;
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unsigned int interval;
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float f;
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int reps;
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char *memf, *nlistf;
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char errbuf[_POSIX2_LINE_MAX];
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memf = nlistf = NULL;
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interval = reps = todo = 0;
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maxshowdevs = 2;
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hflag = isatty(1);
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argc = xo_parse_args(argc, argv);
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if (argc < 0)
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return argc;
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while ((c = getopt(argc, argv, "ac:fhHiM:mN:n:oPp:stw:z")) != -1) {
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switch (c) {
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case 'a':
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aflag++;
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break;
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case 'c':
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reps = atoi(optarg);
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break;
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case 'P':
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Pflag++;
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break;
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case 'f':
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todo |= FORKSTAT;
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break;
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case 'h':
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hflag = 1;
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break;
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case 'H':
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hflag = 0;
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break;
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case 'i':
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todo |= INTRSTAT;
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break;
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case 'M':
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memf = optarg;
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break;
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case 'm':
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todo |= MEMSTAT;
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break;
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case 'N':
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nlistf = optarg;
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break;
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case 'n':
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nflag = 1;
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maxshowdevs = atoi(optarg);
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if (maxshowdevs < 0)
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xo_errx(1, "number of devices %d is < 0",
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maxshowdevs);
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break;
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case 'o':
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todo |= OBJSTAT;
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break;
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case 'p':
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if (devstat_buildmatch(optarg, &matches, &num_matches) != 0)
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xo_errx(1, "%s", devstat_errbuf);
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break;
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case 's':
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todo |= SUMSTAT;
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break;
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case 't':
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#ifdef notyet
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todo |= TIMESTAT;
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#else
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xo_errx(EX_USAGE, "sorry, -t is not (re)implemented yet");
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#endif
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break;
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case 'w':
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/* Convert to milliseconds. */
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f = atof(optarg);
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interval = f * 1000;
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break;
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case 'z':
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todo |= ZMEMSTAT;
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break;
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case '?':
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default:
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usage();
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}
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}
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argc -= optind;
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argv += optind;
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xo_set_version(VMSTAT_XO_VERSION);
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if (todo == 0)
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todo = VMSTAT;
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if (memf != NULL) {
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kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, errbuf);
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if (kd == NULL)
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xo_errx(1, "kvm_openfiles: %s", errbuf);
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}
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retry_nlist:
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if (kd != NULL && (c = kvm_nlist(kd, namelist)) != 0) {
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if (c > 0) {
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int bufsize = 0, len = 0;
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char *buf, *bp;
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/*
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* 'cnt' was renamed to 'vm_cnt'. If 'vm_cnt' is not
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* found try looking up older 'cnt' symbol.
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* */
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if (namelist[X_SUM].n_type == 0 &&
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strcmp(namelist[X_SUM].n_name, "_vm_cnt") == 0) {
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namelist[X_SUM].n_name = "_cnt";
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goto retry_nlist;
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}
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for (c = 0;
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c < (int)(sizeof(namelist)/sizeof(namelist[0]));
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c++)
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if (namelist[c].n_type == 0)
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bufsize += strlen(namelist[c].n_name) + 1;
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bufsize += len + 1;
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buf = bp = alloca(bufsize);
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for (c = 0;
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c < (int)(sizeof(namelist)/sizeof(namelist[0]));
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c++)
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if (namelist[c].n_type == 0) {
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xo_error(" %s",
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namelist[c].n_name);
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len = strlen(namelist[c].n_name);
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*bp++ = ' ';
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memcpy(bp, namelist[c].n_name, len);
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bp += len;
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}
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*bp = '\0';
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xo_error("undefined symbols:\n", buf);
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} else
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xo_warnx("kvm_nlist: %s", kvm_geterr(kd));
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xo_finish();
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exit(1);
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}
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if (kd && Pflag)
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xo_errx(1, "Cannot use -P with crash dumps");
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if (todo & VMSTAT) {
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/*
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* Make sure that the userland devstat version matches the
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* kernel devstat version. If not, exit and print a
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* message informing the user of his mistake.
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*/
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if (devstat_checkversion(NULL) < 0)
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xo_errx(1, "%s", devstat_errbuf);
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argv = getdrivedata(argv);
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}
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if (*argv) {
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f = atof(*argv);
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interval = f * 1000;
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if (*++argv)
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reps = atoi(*argv);
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}
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if (interval) {
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if (!reps)
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reps = -1;
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} else if (reps)
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interval = 1 * 1000;
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if (todo & FORKSTAT)
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doforkst();
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if (todo & MEMSTAT)
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domemstat_malloc();
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if (todo & ZMEMSTAT)
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domemstat_zone();
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if (todo & SUMSTAT)
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dosum();
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if (todo & OBJSTAT)
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doobjstat();
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#ifdef notyet
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if (todo & TIMESTAT)
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dotimes();
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#endif
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if (todo & INTRSTAT)
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dointr(interval, reps);
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if (todo & VMSTAT)
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dovmstat(interval, reps);
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xo_finish();
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exit(0);
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}
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static int
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mysysctl(const char *name, void *oldp, size_t *oldlenp,
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void *newp, size_t newlen)
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{
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int error;
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error = sysctlbyname(name, oldp, oldlenp, newp, newlen);
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if (error != 0 && errno != ENOMEM)
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xo_err(1, "sysctl(%s)", name);
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return (error);
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}
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static char **
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getdrivedata(char **argv)
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{
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if ((num_devices = devstat_getnumdevs(NULL)) < 0)
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xo_errx(1, "%s", devstat_errbuf);
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cur.dinfo = (struct devinfo *)calloc(1, sizeof(struct devinfo));
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last.dinfo = (struct devinfo *)calloc(1, sizeof(struct devinfo));
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if (devstat_getdevs(NULL, &cur) == -1)
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xo_errx(1, "%s", devstat_errbuf);
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num_devices = cur.dinfo->numdevs;
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generation = cur.dinfo->generation;
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specified_devices = (char **)malloc(sizeof(char *));
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for (num_devices_specified = 0; *argv; ++argv) {
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if (isdigit(**argv))
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break;
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num_devices_specified++;
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specified_devices = (char **)realloc(specified_devices,
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sizeof(char *) *
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num_devices_specified);
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specified_devices[num_devices_specified - 1] = *argv;
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}
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dev_select = NULL;
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if (nflag == 0 && maxshowdevs < num_devices_specified)
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maxshowdevs = num_devices_specified;
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/*
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* People are generally only interested in disk statistics when
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* they're running vmstat. So, that's what we're going to give
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* them if they don't specify anything by default. We'll also give
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* them any other random devices in the system so that we get to
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* maxshowdevs devices, if that many devices exist. If the user
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* specifies devices on the command line, either through a pattern
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* match or by naming them explicitly, we will give the user only
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* those devices.
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*/
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if ((num_devices_specified == 0) && (num_matches == 0)) {
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if (devstat_buildmatch(da, &matches, &num_matches) != 0)
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xo_errx(1, "%s", devstat_errbuf);
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select_mode = DS_SELECT_ADD;
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} else
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select_mode = DS_SELECT_ONLY;
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/*
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* At this point, selectdevs will almost surely indicate that the
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* device list has changed, so we don't look for return values of 0
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* or 1. If we get back -1, though, there is an error.
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*/
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if (devstat_selectdevs(&dev_select, &num_selected, &num_selections,
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&select_generation, generation, cur.dinfo->devices,
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num_devices, matches, num_matches, specified_devices,
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num_devices_specified, select_mode,
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maxshowdevs, 0) == -1)
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xo_errx(1, "%s", devstat_errbuf);
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return(argv);
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}
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|
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/* Return system uptime in nanoseconds */
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static long long
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getuptime(void)
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{
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struct timespec sp;
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(void)clock_gettime(CLOCK_UPTIME, &sp);
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return((long long)sp.tv_sec * 1000000000LL + sp.tv_nsec);
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}
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|
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static void
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fill_pcpu(struct pcpu ***pcpup, int* maxcpup)
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{
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struct pcpu **pcpu;
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int maxcpu, i;
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*pcpup = NULL;
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if (kd == NULL)
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return;
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maxcpu = kvm_getmaxcpu(kd);
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if (maxcpu < 0)
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xo_errx(1, "kvm_getmaxcpu: %s", kvm_geterr(kd));
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pcpu = calloc(maxcpu, sizeof(struct pcpu *));
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if (pcpu == NULL)
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xo_err(1, "calloc");
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|
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for (i = 0; i < maxcpu; i++) {
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pcpu[i] = kvm_getpcpu(kd, i);
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if (pcpu[i] == (struct pcpu *)-1)
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xo_errx(1, "kvm_getpcpu: %s", kvm_geterr(kd));
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}
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|
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*maxcpup = maxcpu;
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*pcpup = pcpu;
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}
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|
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static void
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free_pcpu(struct pcpu **pcpu, int maxcpu)
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|
{
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int i;
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|
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for (i = 0; i < maxcpu; i++)
|
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free(pcpu[i]);
|
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free(pcpu);
|
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}
|
|
|
|
static void
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fill_vmmeter(struct vmmeter *vmmp)
|
|
{
|
|
struct pcpu **pcpu;
|
|
int maxcpu, i;
|
|
|
|
if (kd != NULL) {
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kread(X_SUM, vmmp, sizeof(*vmmp));
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fill_pcpu(&pcpu, &maxcpu);
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for (i = 0; i < maxcpu; i++) {
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if (pcpu[i] == NULL)
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continue;
|
|
#define ADD_FROM_PCPU(i, name) \
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vmmp->name += pcpu[i]->pc_cnt.name
|
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ADD_FROM_PCPU(i, v_swtch);
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|
ADD_FROM_PCPU(i, v_trap);
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|
ADD_FROM_PCPU(i, v_syscall);
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|
ADD_FROM_PCPU(i, v_intr);
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|
ADD_FROM_PCPU(i, v_soft);
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|
ADD_FROM_PCPU(i, v_vm_faults);
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|
ADD_FROM_PCPU(i, v_io_faults);
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|
ADD_FROM_PCPU(i, v_cow_faults);
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|
ADD_FROM_PCPU(i, v_cow_optim);
|
|
ADD_FROM_PCPU(i, v_zfod);
|
|
ADD_FROM_PCPU(i, v_ozfod);
|
|
ADD_FROM_PCPU(i, v_swapin);
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|
ADD_FROM_PCPU(i, v_swapout);
|
|
ADD_FROM_PCPU(i, v_swappgsin);
|
|
ADD_FROM_PCPU(i, v_swappgsout);
|
|
ADD_FROM_PCPU(i, v_vnodein);
|
|
ADD_FROM_PCPU(i, v_vnodeout);
|
|
ADD_FROM_PCPU(i, v_vnodepgsin);
|
|
ADD_FROM_PCPU(i, v_vnodepgsout);
|
|
ADD_FROM_PCPU(i, v_intrans);
|
|
ADD_FROM_PCPU(i, v_tfree);
|
|
ADD_FROM_PCPU(i, v_forks);
|
|
ADD_FROM_PCPU(i, v_vforks);
|
|
ADD_FROM_PCPU(i, v_rforks);
|
|
ADD_FROM_PCPU(i, v_kthreads);
|
|
ADD_FROM_PCPU(i, v_forkpages);
|
|
ADD_FROM_PCPU(i, v_vforkpages);
|
|
ADD_FROM_PCPU(i, v_rforkpages);
|
|
ADD_FROM_PCPU(i, v_kthreadpages);
|
|
#undef ADD_FROM_PCPU
|
|
}
|
|
free_pcpu(pcpu, maxcpu);
|
|
} else {
|
|
size_t size = sizeof(unsigned int);
|
|
#define GET_VM_STATS(cat, name) \
|
|
mysysctl("vm.stats." #cat "." #name, &vmmp->name, &size, NULL, 0)
|
|
/* sys */
|
|
GET_VM_STATS(sys, v_swtch);
|
|
GET_VM_STATS(sys, v_trap);
|
|
GET_VM_STATS(sys, v_syscall);
|
|
GET_VM_STATS(sys, v_intr);
|
|
GET_VM_STATS(sys, v_soft);
|
|
|
|
/* vm */
|
|
GET_VM_STATS(vm, v_vm_faults);
|
|
GET_VM_STATS(vm, v_io_faults);
|
|
GET_VM_STATS(vm, v_cow_faults);
|
|
GET_VM_STATS(vm, v_cow_optim);
|
|
GET_VM_STATS(vm, v_zfod);
|
|
GET_VM_STATS(vm, v_ozfod);
|
|
GET_VM_STATS(vm, v_swapin);
|
|
GET_VM_STATS(vm, v_swapout);
|
|
GET_VM_STATS(vm, v_swappgsin);
|
|
GET_VM_STATS(vm, v_swappgsout);
|
|
GET_VM_STATS(vm, v_vnodein);
|
|
GET_VM_STATS(vm, v_vnodeout);
|
|
GET_VM_STATS(vm, v_vnodepgsin);
|
|
GET_VM_STATS(vm, v_vnodepgsout);
|
|
GET_VM_STATS(vm, v_intrans);
|
|
GET_VM_STATS(vm, v_reactivated);
|
|
GET_VM_STATS(vm, v_pdwakeups);
|
|
GET_VM_STATS(vm, v_pdpages);
|
|
GET_VM_STATS(vm, v_pdshortfalls);
|
|
GET_VM_STATS(vm, v_dfree);
|
|
GET_VM_STATS(vm, v_pfree);
|
|
GET_VM_STATS(vm, v_tfree);
|
|
GET_VM_STATS(vm, v_page_size);
|
|
GET_VM_STATS(vm, v_page_count);
|
|
GET_VM_STATS(vm, v_free_reserved);
|
|
GET_VM_STATS(vm, v_free_target);
|
|
GET_VM_STATS(vm, v_free_min);
|
|
GET_VM_STATS(vm, v_free_count);
|
|
GET_VM_STATS(vm, v_wire_count);
|
|
GET_VM_STATS(vm, v_active_count);
|
|
GET_VM_STATS(vm, v_inactive_target);
|
|
GET_VM_STATS(vm, v_inactive_count);
|
|
GET_VM_STATS(vm, v_laundry_count);
|
|
GET_VM_STATS(vm, v_pageout_free_min);
|
|
GET_VM_STATS(vm, v_interrupt_free_min);
|
|
/*GET_VM_STATS(vm, v_free_severe);*/
|
|
GET_VM_STATS(vm, v_forks);
|
|
GET_VM_STATS(vm, v_vforks);
|
|
GET_VM_STATS(vm, v_rforks);
|
|
GET_VM_STATS(vm, v_kthreads);
|
|
GET_VM_STATS(vm, v_forkpages);
|
|
GET_VM_STATS(vm, v_vforkpages);
|
|
GET_VM_STATS(vm, v_rforkpages);
|
|
GET_VM_STATS(vm, v_kthreadpages);
|
|
#undef GET_VM_STATS
|
|
}
|
|
}
|
|
|
|
static void
|
|
fill_vmtotal(struct vmtotal *vmtp)
|
|
{
|
|
if (kd != NULL) {
|
|
/* XXX fill vmtp */
|
|
xo_errx(1, "not implemented");
|
|
} else {
|
|
size_t size = sizeof(*vmtp);
|
|
mysysctl("vm.vmtotal", vmtp, &size, NULL, 0);
|
|
if (size != sizeof(*vmtp))
|
|
xo_errx(1, "vm.total size mismatch");
|
|
}
|
|
}
|
|
|
|
/* Determine how many cpu columns, and what index they are in kern.cp_times */
|
|
static int
|
|
getcpuinfo(u_long *maskp, int *maxidp)
|
|
{
|
|
int maxcpu;
|
|
int maxid;
|
|
int ncpus;
|
|
int i, j;
|
|
int empty;
|
|
size_t size;
|
|
long *times;
|
|
u_long mask;
|
|
|
|
if (kd != NULL)
|
|
xo_errx(1, "not implemented");
|
|
mask = 0;
|
|
ncpus = 0;
|
|
size = sizeof(maxcpu);
|
|
mysysctl("kern.smp.maxcpus", &maxcpu, &size, NULL, 0);
|
|
if (size != sizeof(maxcpu))
|
|
xo_errx(1, "sysctl kern.smp.maxcpus");
|
|
size = sizeof(long) * maxcpu * CPUSTATES;
|
|
times = malloc(size);
|
|
if (times == NULL)
|
|
xo_err(1, "malloc %zd bytes", size);
|
|
mysysctl("kern.cp_times", times, &size, NULL, 0);
|
|
maxid = (size / CPUSTATES / sizeof(long)) - 1;
|
|
for (i = 0; i <= maxid; i++) {
|
|
empty = 1;
|
|
for (j = 0; empty && j < CPUSTATES; j++) {
|
|
if (times[i * CPUSTATES + j] != 0)
|
|
empty = 0;
|
|
}
|
|
if (!empty) {
|
|
mask |= (1ul << i);
|
|
ncpus++;
|
|
}
|
|
}
|
|
if (maskp)
|
|
*maskp = mask;
|
|
if (maxidp)
|
|
*maxidp = maxid;
|
|
return (ncpus);
|
|
}
|
|
|
|
|
|
static void
|
|
prthuman(const char *name, u_int64_t val, int size)
|
|
{
|
|
char buf[10];
|
|
int flags;
|
|
char fmt[128];
|
|
|
|
snprintf(fmt, sizeof(fmt), "{:%s/%%*s}", name);
|
|
|
|
if (size < 5 || size > 9)
|
|
xo_errx(1, "doofus");
|
|
flags = HN_B | HN_NOSPACE | HN_DECIMAL;
|
|
humanize_number(buf, size, val, "", HN_AUTOSCALE, flags);
|
|
xo_attr("value", "%ju", (uintmax_t) val);
|
|
xo_emit(fmt, size, buf);
|
|
}
|
|
|
|
static int hz, hdrcnt;
|
|
|
|
static long *cur_cp_times;
|
|
static long *last_cp_times;
|
|
static size_t size_cp_times;
|
|
|
|
static void
|
|
dovmstat(unsigned int interval, int reps)
|
|
{
|
|
struct vmtotal total;
|
|
time_t uptime, halfuptime;
|
|
struct devinfo *tmp_dinfo;
|
|
size_t size;
|
|
int ncpus, maxid;
|
|
u_long cpumask;
|
|
int rate_adj;
|
|
|
|
uptime = getuptime() / 1000000000LL;
|
|
halfuptime = uptime / 2;
|
|
rate_adj = 1;
|
|
ncpus = 1;
|
|
maxid = 0;
|
|
|
|
/*
|
|
* If the user stops the program (control-Z) and then resumes it,
|
|
* print out the header again.
|
|
*/
|
|
(void)signal(SIGCONT, needhdr);
|
|
|
|
/*
|
|
* If our standard output is a tty, then install a SIGWINCH handler
|
|
* and set wresized so that our first iteration through the main
|
|
* vmstat loop will peek at the terminal's current rows to find out
|
|
* how many lines can fit in a screenful of output.
|
|
*/
|
|
if (isatty(fileno(stdout)) != 0) {
|
|
wresized = 1;
|
|
(void)signal(SIGWINCH, needresize);
|
|
} else {
|
|
wresized = 0;
|
|
winlines = VMSTAT_DEFAULT_LINES;
|
|
}
|
|
|
|
if (kd != NULL) {
|
|
if (namelist[X_STATHZ].n_type != 0 &&
|
|
namelist[X_STATHZ].n_value != 0)
|
|
kread(X_STATHZ, &hz, sizeof(hz));
|
|
if (!hz)
|
|
kread(X_HZ, &hz, sizeof(hz));
|
|
} else {
|
|
struct clockinfo clockrate;
|
|
|
|
size = sizeof(clockrate);
|
|
mysysctl("kern.clockrate", &clockrate, &size, NULL, 0);
|
|
if (size != sizeof(clockrate))
|
|
xo_errx(1, "clockrate size mismatch");
|
|
hz = clockrate.hz;
|
|
}
|
|
|
|
if (Pflag) {
|
|
ncpus = getcpuinfo(&cpumask, &maxid);
|
|
size_cp_times = sizeof(long) * (maxid + 1) * CPUSTATES;
|
|
cur_cp_times = calloc(1, size_cp_times);
|
|
last_cp_times = calloc(1, size_cp_times);
|
|
}
|
|
for (hdrcnt = 1;;) {
|
|
if (!--hdrcnt)
|
|
printhdr(maxid, cpumask);
|
|
if (kd != NULL) {
|
|
if (kvm_getcptime(kd, cur.cp_time) < 0)
|
|
xo_errx(1, "kvm_getcptime: %s", kvm_geterr(kd));
|
|
} else {
|
|
size = sizeof(cur.cp_time);
|
|
mysysctl("kern.cp_time", &cur.cp_time, &size, NULL, 0);
|
|
if (size != sizeof(cur.cp_time))
|
|
xo_errx(1, "cp_time size mismatch");
|
|
}
|
|
if (Pflag) {
|
|
size = size_cp_times;
|
|
mysysctl("kern.cp_times", cur_cp_times, &size, NULL, 0);
|
|
if (size != size_cp_times)
|
|
xo_errx(1, "cp_times mismatch");
|
|
}
|
|
|
|
tmp_dinfo = last.dinfo;
|
|
last.dinfo = cur.dinfo;
|
|
cur.dinfo = tmp_dinfo;
|
|
last.snap_time = cur.snap_time;
|
|
|
|
/*
|
|
* Here what we want to do is refresh our device stats.
|
|
* getdevs() returns 1 when the device list has changed.
|
|
* If the device list has changed, we want to go through
|
|
* the selection process again, in case a device that we
|
|
* were previously displaying has gone away.
|
|
*/
|
|
switch (devstat_getdevs(NULL, &cur)) {
|
|
case -1:
|
|
xo_errx(1, "%s", devstat_errbuf);
|
|
break;
|
|
case 1: {
|
|
int retval;
|
|
|
|
num_devices = cur.dinfo->numdevs;
|
|
generation = cur.dinfo->generation;
|
|
|
|
retval = devstat_selectdevs(&dev_select, &num_selected,
|
|
&num_selections, &select_generation,
|
|
generation, cur.dinfo->devices,
|
|
num_devices, matches, num_matches,
|
|
specified_devices,
|
|
num_devices_specified, select_mode,
|
|
maxshowdevs, 0);
|
|
switch (retval) {
|
|
case -1:
|
|
xo_errx(1, "%s", devstat_errbuf);
|
|
break;
|
|
case 1:
|
|
printhdr(maxid, cpumask);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
fill_vmmeter(&sum);
|
|
fill_vmtotal(&total);
|
|
xo_open_container("processes");
|
|
xo_emit("{:runnable/%1d} {:waiting/%ld} "
|
|
"{:swapped-out/%ld}",
|
|
total.t_rq - 1, total.t_dw + total.t_pw, total.t_sw);
|
|
xo_close_container("processes");
|
|
xo_open_container("memory");
|
|
#define vmstat_pgtok(a) ((a) * (sum.v_page_size >> 10))
|
|
#define rate(x) (((x) * rate_adj + halfuptime) / uptime) /* round */
|
|
if (hflag) {
|
|
xo_emit("");
|
|
prthuman("available-memory",
|
|
total.t_avm * (u_int64_t)sum.v_page_size, 5);
|
|
xo_emit(" ");
|
|
prthuman("free-memory",
|
|
total.t_free * (u_int64_t)sum.v_page_size, 5);
|
|
xo_emit(" ");
|
|
} else {
|
|
xo_emit(" ");
|
|
xo_emit("{:available-memory/%7d}",
|
|
vmstat_pgtok(total.t_avm));
|
|
xo_emit(" ");
|
|
xo_emit("{:free-memory/%7d}",
|
|
vmstat_pgtok(total.t_free));
|
|
}
|
|
xo_emit("{:total-page-faults/%5lu} ",
|
|
(unsigned long)rate(sum.v_vm_faults -
|
|
osum.v_vm_faults));
|
|
xo_close_container("memory");
|
|
|
|
xo_open_container("paging-rates");
|
|
xo_emit("{:page-reactivated/%3lu} ",
|
|
(unsigned long)rate(sum.v_reactivated - osum.v_reactivated));
|
|
xo_emit("{:paged-in/%3lu} ",
|
|
(unsigned long)rate(sum.v_swapin + sum.v_vnodein -
|
|
(osum.v_swapin + osum.v_vnodein)));
|
|
xo_emit("{:paged-out/%3lu} ",
|
|
(unsigned long)rate(sum.v_swapout + sum.v_vnodeout -
|
|
(osum.v_swapout + osum.v_vnodeout)));
|
|
xo_emit("{:freed/%5lu} ",
|
|
(unsigned long)rate(sum.v_tfree - osum.v_tfree));
|
|
xo_emit("{:scanned/%4lu} ",
|
|
(unsigned long)rate(sum.v_pdpages - osum.v_pdpages));
|
|
xo_close_container("paging-rates");
|
|
|
|
devstats();
|
|
xo_open_container("fault-rates");
|
|
xo_emit("{:interrupts/%4lu} {:system-calls/%5lu} "
|
|
"{:context-switches/%5u}",
|
|
(unsigned long)rate(sum.v_intr - osum.v_intr),
|
|
(unsigned long)rate(sum.v_syscall - osum.v_syscall),
|
|
(unsigned long)rate(sum.v_swtch - osum.v_swtch));
|
|
xo_close_container("fault-rates");
|
|
if (Pflag)
|
|
pcpustats(ncpus, cpumask, maxid);
|
|
else
|
|
cpustats();
|
|
xo_emit("\n");
|
|
xo_flush();
|
|
if (reps >= 0 && --reps <= 0)
|
|
break;
|
|
osum = sum;
|
|
uptime = interval;
|
|
rate_adj = 1000;
|
|
/*
|
|
* We round upward to avoid losing low-frequency events
|
|
* (i.e., >= 1 per interval but < 1 per millisecond).
|
|
*/
|
|
if (interval != 1)
|
|
halfuptime = (uptime + 1) / 2;
|
|
else
|
|
halfuptime = 0;
|
|
(void)usleep(interval * 1000);
|
|
}
|
|
}
|
|
|
|
static void
|
|
printhdr(int maxid, u_long cpumask)
|
|
{
|
|
int i, num_shown;
|
|
|
|
num_shown = MIN(num_selected, maxshowdevs);
|
|
if (hflag) {
|
|
xo_emit("{T:procs} {T:memory} {T:/page%*s}", 19, "");
|
|
} else {
|
|
xo_emit("{T:procs} {T:memory} {T:/page%*s}", 19, "");
|
|
}
|
|
if (num_shown > 1)
|
|
xo_emit(" {T:/disks %*s}", num_shown * 4 - 7, "");
|
|
else if (num_shown == 1)
|
|
xo_emit(" {T:disks}");
|
|
xo_emit(" {T:faults} ");
|
|
if (Pflag) {
|
|
for (i = 0; i <= maxid; i++) {
|
|
if (cpumask & (1ul << i))
|
|
xo_emit(" {T:/cpu%d} ", i);
|
|
}
|
|
xo_emit("\n");
|
|
} else
|
|
xo_emit(" {T:cpu}\n");
|
|
if (hflag) {
|
|
xo_emit("{T:r} {T:b} {T:w} {T:avm} {T:fre} {T:flt} {T:re} {T:pi} {T:po} {T:fr} {T:sr} ");
|
|
} else {
|
|
xo_emit("{T:r} {T:b} {T:w} {T:avm} {T:fre} {T:flt} {T:re} {T:pi} {T:po} {T:fr} {T:sr} ");
|
|
}
|
|
for (i = 0; i < num_devices; i++)
|
|
if ((dev_select[i].selected)
|
|
&& (dev_select[i].selected <= maxshowdevs))
|
|
xo_emit("{T:/%c%c%d} ", dev_select[i].device_name[0],
|
|
dev_select[i].device_name[1],
|
|
dev_select[i].unit_number);
|
|
xo_emit(" {T:in} {T:sy} {T:cs}");
|
|
if (Pflag) {
|
|
for (i = 0; i <= maxid; i++) {
|
|
if (cpumask & (1ul << i))
|
|
xo_emit(" {T:us} {T:sy} {T:id}");
|
|
}
|
|
xo_emit("\n");
|
|
} else
|
|
xo_emit(" {T:us} {T:sy} {T:id}\n");
|
|
if (wresized != 0)
|
|
doresize();
|
|
hdrcnt = winlines;
|
|
}
|
|
|
|
/*
|
|
* Force a header to be prepended to the next output.
|
|
*/
|
|
static void
|
|
needhdr(int dummy __unused)
|
|
{
|
|
|
|
hdrcnt = 1;
|
|
}
|
|
|
|
/*
|
|
* When the terminal is resized, force an update of the maximum number of rows
|
|
* printed between each header repetition. Then force a new header to be
|
|
* prepended to the next output.
|
|
*/
|
|
void
|
|
needresize(int signo)
|
|
{
|
|
|
|
wresized = 1;
|
|
hdrcnt = 1;
|
|
}
|
|
|
|
/*
|
|
* Update the global `winlines' count of terminal rows.
|
|
*/
|
|
void
|
|
doresize(void)
|
|
{
|
|
int status;
|
|
struct winsize w;
|
|
|
|
for (;;) {
|
|
status = ioctl(fileno(stdout), TIOCGWINSZ, &w);
|
|
if (status == -1 && errno == EINTR)
|
|
continue;
|
|
else if (status == -1)
|
|
xo_err(1, "ioctl");
|
|
if (w.ws_row > 3)
|
|
winlines = w.ws_row - 3;
|
|
else
|
|
winlines = VMSTAT_DEFAULT_LINES;
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Inhibit doresize() calls until we are rescheduled by SIGWINCH.
|
|
*/
|
|
wresized = 0;
|
|
}
|
|
|
|
#ifdef notyet
|
|
static void
|
|
dotimes(void)
|
|
{
|
|
unsigned int pgintime, rectime;
|
|
|
|
kread(X_REC, &rectime, sizeof(rectime));
|
|
kread(X_PGIN, &pgintime, sizeof(pgintime));
|
|
kread(X_SUM, &sum, sizeof(sum));
|
|
xo_emit("{:page-reclaims/%u} {N:reclaims}, "
|
|
"{:reclaim-time/%u} {N:total time (usec)}\n",
|
|
sum.v_pgrec, rectime);
|
|
xo_emit("{L:average}: {:reclaim-average/%u} {N:usec \\/ reclaim}\n",
|
|
rectime / sum.v_pgrec);
|
|
xo_emit("\n");
|
|
xo_emit("{:page-ins/%u} {N:page ins}, "
|
|
"{:page-in-time/%u} {N:total time (msec)}\n",
|
|
sum.v_pgin, pgintime / 10);
|
|
xo_emit("{L:average}: {:average/%8.1f} {N:msec \\/ page in}\n",
|
|
pgintime / (sum.v_pgin * 10.0));
|
|
}
|
|
#endif
|
|
|
|
static long
|
|
pct(long top, long bot)
|
|
{
|
|
long ans;
|
|
|
|
if (bot == 0)
|
|
return(0);
|
|
ans = (quad_t)top * 100 / bot;
|
|
return (ans);
|
|
}
|
|
|
|
#define PCT(top, bot) pct((long)(top), (long)(bot))
|
|
|
|
static void
|
|
dosum(void)
|
|
{
|
|
struct nchstats lnchstats;
|
|
long nchtotal;
|
|
|
|
fill_vmmeter(&sum);
|
|
xo_open_container("summary-statistics");
|
|
xo_emit("{:context-switches/%9u} {N:cpu context switches}\n",
|
|
sum.v_swtch);
|
|
xo_emit("{:interrupts/%9u} {N:device interrupts}\n",
|
|
sum.v_intr);
|
|
xo_emit("{:software-interrupts/%9u} {N:software interrupts}\n",
|
|
sum.v_soft);
|
|
xo_emit("{:traps/%9u} {N:traps}\n", sum.v_trap);
|
|
xo_emit("{:system-calls/%9u} {N:system calls}\n",
|
|
sum.v_syscall);
|
|
xo_emit("{:kernel-threads/%9u} {N:kernel threads created}\n",
|
|
sum.v_kthreads);
|
|
xo_emit("{:forks/%9u} {N: fork() calls}\n", sum.v_forks);
|
|
xo_emit("{:vforks/%9u} {N:vfork() calls}\n",
|
|
sum.v_vforks);
|
|
xo_emit("{:rforks/%9u} {N:rfork() calls}\n",
|
|
sum.v_rforks);
|
|
xo_emit("{:swap-ins/%9u} {N:swap pager pageins}\n",
|
|
sum.v_swapin);
|
|
xo_emit("{:swap-in-pages/%9u} {N:swap pager pages paged in}\n",
|
|
sum.v_swappgsin);
|
|
xo_emit("{:swap-outs/%9u} {N:swap pager pageouts}\n",
|
|
sum.v_swapout);
|
|
xo_emit("{:swap-out-pages/%9u} {N:swap pager pages paged out}\n",
|
|
sum.v_swappgsout);
|
|
xo_emit("{:vnode-page-ins/%9u} {N:vnode pager pageins}\n",
|
|
sum.v_vnodein);
|
|
xo_emit("{:vnode-page-in-pages/%9u} {N:vnode pager pages paged in}\n",
|
|
sum.v_vnodepgsin);
|
|
xo_emit("{:vnode-page-outs/%9u} {N:vnode pager pageouts}\n",
|
|
sum.v_vnodeout);
|
|
xo_emit("{:vnode-page-outs/%9u} {N:vnode pager pages paged out}\n",
|
|
sum.v_vnodepgsout);
|
|
xo_emit("{:page-daemon-wakeups/%9u} {N:page daemon wakeups}\n",
|
|
sum.v_pdwakeups);
|
|
xo_emit("{:page-daemon-pages/%9u} {N:pages examined by the page daemon}\n",
|
|
sum.v_pdpages);
|
|
xo_emit("{:page-reclamation-shortfalls/%9u} {N:clean page reclamation shortfalls}\n",
|
|
sum.v_pdshortfalls);
|
|
xo_emit("{:reactivated/%9u} {N:pages reactivated by the page daemon}\n",
|
|
sum.v_reactivated);
|
|
xo_emit("{:copy-on-write-faults/%9u} {N:copy-on-write faults}\n",
|
|
sum.v_cow_faults);
|
|
xo_emit("{:copy-on-write-optimized-faults/%9u} {N:copy-on-write optimized faults}\n",
|
|
sum.v_cow_optim);
|
|
xo_emit("{:zero-fill-pages/%9u} {N:zero fill pages zeroed}\n",
|
|
sum.v_zfod);
|
|
xo_emit("{:zero-fill-prezeroed/%9u} {N:zero fill pages prezeroed}\n",
|
|
sum.v_ozfod);
|
|
xo_emit("{:intransit-blocking/%9u} {N:intransit blocking page faults}\n",
|
|
sum.v_intrans);
|
|
xo_emit("{:total-faults/%9u} {N:total VM faults taken}\n",
|
|
sum.v_vm_faults);
|
|
xo_emit("{:faults-requiring-io/%9u} {N:page faults requiring I\\/O}\n",
|
|
sum.v_io_faults);
|
|
xo_emit("{:faults-from-thread-creation/%9u} {N:pages affected by kernel thread creation}\n",
|
|
sum.v_kthreadpages);
|
|
xo_emit("{:faults-from-fork/%9u} {N:pages affected by fork}()\n",
|
|
sum.v_forkpages);
|
|
xo_emit("{:faults-from-vfork/%9u} {N:pages affected by vfork}()\n",
|
|
sum.v_vforkpages);
|
|
xo_emit("{:pages-rfork/%9u} {N:pages affected by rfork}()\n",
|
|
sum.v_rforkpages);
|
|
xo_emit("{:pages-freed/%9u} {N:pages freed}\n",
|
|
sum.v_tfree);
|
|
xo_emit("{:pages-freed-by-daemon/%9u} {N:pages freed by daemon}\n",
|
|
sum.v_dfree);
|
|
xo_emit("{:pages-freed-on-exit/%9u} {N:pages freed by exiting processes}\n",
|
|
sum.v_pfree);
|
|
xo_emit("{:active-pages/%9u} {N:pages active}\n",
|
|
sum.v_active_count);
|
|
xo_emit("{:inactive-pages/%9u} {N:pages inactive}\n",
|
|
sum.v_inactive_count);
|
|
xo_emit("{:laundry-pages/%9u} {N:pages in the laundry queue}\n",
|
|
sum.v_laundry_count);
|
|
xo_emit("{:wired-pages/%9u} {N:pages wired down}\n",
|
|
sum.v_wire_count);
|
|
xo_emit("{:free-pages/%9u} {N:pages free}\n",
|
|
sum.v_free_count);
|
|
xo_emit("{:bytes-per-page/%9u} {N:bytes per page}\n", sum.v_page_size);
|
|
if (kd != NULL) {
|
|
kread(X_NCHSTATS, &lnchstats, sizeof(lnchstats));
|
|
} else {
|
|
size_t size = sizeof(lnchstats);
|
|
mysysctl("vfs.cache.nchstats", &lnchstats, &size, NULL, 0);
|
|
if (size != sizeof(lnchstats))
|
|
xo_errx(1, "vfs.cache.nchstats size mismatch");
|
|
}
|
|
nchtotal = lnchstats.ncs_goodhits + lnchstats.ncs_neghits +
|
|
lnchstats.ncs_badhits + lnchstats.ncs_falsehits +
|
|
lnchstats.ncs_miss + lnchstats.ncs_long;
|
|
xo_emit("{:total-name-lookups/%9ld} {N:total name lookups}\n",
|
|
nchtotal);
|
|
xo_emit("{P:/%9s} {N:cache hits} "
|
|
"({:positive-cache-hits/%ld}% pos + "
|
|
"{:negative-cache-hits/%ld}% {N:neg}) "
|
|
"system {:cache-hit-percent/%ld}% per-directory\n",
|
|
"", PCT(lnchstats.ncs_goodhits, nchtotal),
|
|
PCT(lnchstats.ncs_neghits, nchtotal),
|
|
PCT(lnchstats.ncs_pass2, nchtotal));
|
|
xo_emit("{P:/%9s} {L:deletions} {:deletions/%ld}%, "
|
|
"{L:falsehits} {:false-hits/%ld}%, "
|
|
"{L:toolong} {:too-long/%ld}%\n", "",
|
|
PCT(lnchstats.ncs_badhits, nchtotal),
|
|
PCT(lnchstats.ncs_falsehits, nchtotal),
|
|
PCT(lnchstats.ncs_long, nchtotal));
|
|
xo_close_container("summary-statistics");
|
|
}
|
|
|
|
static void
|
|
doforkst(void)
|
|
{
|
|
fill_vmmeter(&sum);
|
|
xo_open_container("fork-statistics");
|
|
xo_emit("{:fork/%u} {N:forks}, {:fork-pages/%u} {N:pages}, "
|
|
"{L:average} {:fork-average/%.2f}\n",
|
|
sum.v_forks, sum.v_forkpages,
|
|
sum.v_forks == 0 ? 0.0 :
|
|
(double)sum.v_forkpages / sum.v_forks);
|
|
xo_emit("{:vfork/%u} {N:vforks}, {:vfork-pages/%u} {N:pages}, "
|
|
"{L:average} {:vfork-average/%.2f}\n",
|
|
sum.v_vforks, sum.v_vforkpages,
|
|
sum.v_vforks == 0 ? 0.0 :
|
|
(double)sum.v_vforkpages / sum.v_vforks);
|
|
xo_emit("{:rfork/%u} {N:rforks}, {:rfork-pages/%u} {N:pages}, "
|
|
"{L:average} {:rfork-average/%.2f}\n",
|
|
sum.v_rforks, sum.v_rforkpages,
|
|
sum.v_rforks == 0 ? 0.0 :
|
|
(double)sum.v_rforkpages / sum.v_rforks);
|
|
xo_close_container("fork-statistics");
|
|
}
|
|
|
|
static void
|
|
devstats(void)
|
|
{
|
|
int dn, state;
|
|
long double transfers_per_second;
|
|
long double busy_seconds;
|
|
long tmp;
|
|
|
|
for (state = 0; state < CPUSTATES; ++state) {
|
|
tmp = cur.cp_time[state];
|
|
cur.cp_time[state] -= last.cp_time[state];
|
|
last.cp_time[state] = tmp;
|
|
}
|
|
|
|
busy_seconds = cur.snap_time - last.snap_time;
|
|
|
|
xo_open_list("device");
|
|
for (dn = 0; dn < num_devices; dn++) {
|
|
int di;
|
|
|
|
if ((dev_select[dn].selected == 0)
|
|
|| (dev_select[dn].selected > maxshowdevs))
|
|
continue;
|
|
|
|
di = dev_select[dn].position;
|
|
|
|
if (devstat_compute_statistics(&cur.dinfo->devices[di],
|
|
&last.dinfo->devices[di], busy_seconds,
|
|
DSM_TRANSFERS_PER_SECOND, &transfers_per_second,
|
|
DSM_NONE) != 0)
|
|
xo_errx(1, "%s", devstat_errbuf);
|
|
|
|
xo_open_instance("device");
|
|
xo_emit("{ekq:name/%c%c%d}{:transfers/%3.0Lf} ",
|
|
dev_select[dn].device_name[0],
|
|
dev_select[dn].device_name[1],
|
|
dev_select[dn].unit_number,
|
|
transfers_per_second);
|
|
xo_close_instance("device");
|
|
}
|
|
xo_close_list("device");
|
|
}
|
|
|
|
static void
|
|
percent(const char *name, double pct, int *over)
|
|
{
|
|
char buf[10];
|
|
char fmt[128];
|
|
int l;
|
|
|
|
snprintf(fmt, sizeof(fmt), " {:%s/%%*s}", name);
|
|
l = snprintf(buf, sizeof(buf), "%.0f", pct);
|
|
if (l == 1 && *over) {
|
|
xo_emit(fmt, 1, buf);
|
|
(*over)--;
|
|
} else
|
|
xo_emit(fmt, 2, buf);
|
|
if (l > 2)
|
|
(*over)++;
|
|
}
|
|
|
|
static void
|
|
cpustats(void)
|
|
{
|
|
int state, over;
|
|
double lpct, total;
|
|
|
|
total = 0;
|
|
for (state = 0; state < CPUSTATES; ++state)
|
|
total += cur.cp_time[state];
|
|
if (total)
|
|
lpct = 100.0 / total;
|
|
else
|
|
lpct = 0.0;
|
|
over = 0;
|
|
xo_open_container("cpu-statistics");
|
|
percent("user", (cur.cp_time[CP_USER] + cur.cp_time[CP_NICE]) * lpct, &over);
|
|
percent("system", (cur.cp_time[CP_SYS] + cur.cp_time[CP_INTR]) * lpct, &over);
|
|
percent("idle", cur.cp_time[CP_IDLE] * lpct, &over);
|
|
xo_close_container("cpu-statistics");
|
|
}
|
|
|
|
static void
|
|
pcpustats(int ncpus, u_long cpumask, int maxid)
|
|
{
|
|
int state, i;
|
|
double lpct, total;
|
|
long tmp;
|
|
int over;
|
|
|
|
/* devstats does this for cp_time */
|
|
for (i = 0; i <= maxid; i++) {
|
|
if ((cpumask & (1ul << i)) == 0)
|
|
continue;
|
|
for (state = 0; state < CPUSTATES; ++state) {
|
|
tmp = cur_cp_times[i * CPUSTATES + state];
|
|
cur_cp_times[i * CPUSTATES + state] -= last_cp_times[i *
|
|
CPUSTATES + state];
|
|
last_cp_times[i * CPUSTATES + state] = tmp;
|
|
}
|
|
}
|
|
|
|
over = 0;
|
|
xo_open_list("cpu");
|
|
for (i = 0; i <= maxid; i++) {
|
|
if ((cpumask & (1ul << i)) == 0)
|
|
continue;
|
|
xo_open_instance("cpu");
|
|
xo_emit("{ke:name/%d}", i);
|
|
total = 0;
|
|
for (state = 0; state < CPUSTATES; ++state)
|
|
total += cur_cp_times[i * CPUSTATES + state];
|
|
if (total)
|
|
lpct = 100.0 / total;
|
|
else
|
|
lpct = 0.0;
|
|
percent("user", (cur_cp_times[i * CPUSTATES + CP_USER] +
|
|
cur_cp_times[i * CPUSTATES + CP_NICE]) * lpct, &over);
|
|
percent("system", (cur_cp_times[i * CPUSTATES + CP_SYS] +
|
|
cur_cp_times[i * CPUSTATES + CP_INTR]) * lpct, &over);
|
|
percent("idle", cur_cp_times[i * CPUSTATES + CP_IDLE] * lpct,
|
|
&over);
|
|
xo_close_instance("cpu");
|
|
}
|
|
xo_close_list("cpu");
|
|
}
|
|
|
|
static unsigned int
|
|
read_intrcnts(unsigned long **intrcnts)
|
|
{
|
|
size_t intrcntlen;
|
|
|
|
if (kd != NULL) {
|
|
kread(X_SINTRCNT, &intrcntlen, sizeof(intrcntlen));
|
|
if ((*intrcnts = malloc(intrcntlen)) == NULL)
|
|
err(1, "malloc()");
|
|
kread(X_INTRCNT, *intrcnts, intrcntlen);
|
|
} else {
|
|
for (*intrcnts = NULL, intrcntlen = 1024; ; intrcntlen *= 2) {
|
|
*intrcnts = reallocf(*intrcnts, intrcntlen);
|
|
if (*intrcnts == NULL)
|
|
err(1, "reallocf()");
|
|
if (mysysctl("hw.intrcnt",
|
|
*intrcnts, &intrcntlen, NULL, 0) == 0)
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (intrcntlen / sizeof(unsigned long));
|
|
}
|
|
|
|
static void
|
|
print_intrcnts(unsigned long *intrcnts, unsigned long *old_intrcnts,
|
|
char *intrnames, unsigned int nintr,
|
|
size_t istrnamlen, long long period_ms)
|
|
{
|
|
unsigned long *intrcnt, *old_intrcnt;
|
|
uint64_t inttotal, old_inttotal, total_count, total_rate;
|
|
char* intrname;
|
|
unsigned int i;
|
|
|
|
inttotal = 0;
|
|
old_inttotal = 0;
|
|
intrname = intrnames;
|
|
xo_open_list("interrupt");
|
|
for (i = 0, intrcnt=intrcnts, old_intrcnt=old_intrcnts; i < nintr; i++) {
|
|
if (intrname[0] != '\0' && (*intrcnt != 0 || aflag)) {
|
|
unsigned long count, rate;
|
|
|
|
count = *intrcnt - *old_intrcnt;
|
|
rate = (count * 1000 + period_ms / 2) / period_ms;
|
|
xo_open_instance("interrupt");
|
|
xo_emit("{d:name/%-*s}{ket:name/%s} "
|
|
"{:total/%20lu} {:rate/%10lu}\n",
|
|
(int)istrnamlen, intrname,
|
|
intrname, count, rate);
|
|
xo_close_instance("interrupt");
|
|
}
|
|
intrname += strlen(intrname) + 1;
|
|
inttotal += *intrcnt++;
|
|
old_inttotal += *old_intrcnt++;
|
|
}
|
|
total_count = inttotal - old_inttotal;
|
|
total_rate = (total_count * 1000 + period_ms / 2) / period_ms;
|
|
xo_close_list("interrupt");
|
|
xo_emit("{L:/%-*s} {:total-interrupts/%20" PRIu64 "} "
|
|
"{:total-rate/%10" PRIu64 "}\n", (int)istrnamlen,
|
|
"Total", total_count, total_rate);
|
|
}
|
|
|
|
static void
|
|
dointr(unsigned int interval, int reps)
|
|
{
|
|
unsigned long *intrcnts;
|
|
long long uptime, period_ms;
|
|
unsigned long *old_intrcnts = NULL;
|
|
size_t clen, inamlen, istrnamlen;
|
|
char *intrnames, *intrname;
|
|
|
|
uptime = getuptime();
|
|
|
|
/* Get the names of each interrupt source */
|
|
if (kd != NULL) {
|
|
kread(X_SINTRNAMES, &inamlen, sizeof(inamlen));
|
|
if ((intrnames = malloc(inamlen)) == NULL)
|
|
xo_err(1, "malloc()");
|
|
kread(X_INTRNAMES, intrnames, inamlen);
|
|
} else {
|
|
for (intrnames = NULL, inamlen = 1024; ; inamlen *= 2) {
|
|
if ((intrnames = reallocf(intrnames, inamlen)) == NULL)
|
|
xo_err(1, "reallocf()");
|
|
if (mysysctl("hw.intrnames",
|
|
intrnames, &inamlen, NULL, 0) == 0)
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Determine the length of the longest interrupt name */
|
|
intrname = intrnames;
|
|
istrnamlen = strlen("interrupt");
|
|
while(*intrname != '\0') {
|
|
clen = strlen(intrname);
|
|
if (clen > istrnamlen)
|
|
istrnamlen = clen;
|
|
intrname += strlen(intrname) + 1;
|
|
}
|
|
xo_emit("{T:/%-*s} {T:/%20s} {T:/%10s}\n",
|
|
(int)istrnamlen, "interrupt", "total", "rate");
|
|
|
|
/*
|
|
* Loop reps times printing differential interrupt counts. If reps is
|
|
* zero, then run just once, printing total counts
|
|
*/
|
|
xo_open_container("interrupt-statistics");
|
|
|
|
period_ms = uptime / 1000000;
|
|
while(1) {
|
|
unsigned int nintr;
|
|
long long old_uptime;
|
|
|
|
nintr = read_intrcnts(&intrcnts);
|
|
/*
|
|
* Initialize old_intrcnts to 0 for the first pass, so
|
|
* print_intrcnts will print total interrupts since boot
|
|
*/
|
|
if (old_intrcnts == NULL) {
|
|
old_intrcnts = calloc(nintr, sizeof(unsigned long));
|
|
if (old_intrcnts == NULL)
|
|
xo_err(1, "calloc()");
|
|
}
|
|
|
|
print_intrcnts(intrcnts, old_intrcnts, intrnames, nintr,
|
|
istrnamlen, period_ms);
|
|
xo_flush();
|
|
|
|
free(old_intrcnts);
|
|
old_intrcnts = intrcnts;
|
|
if (reps >= 0 && --reps <= 0)
|
|
break;
|
|
usleep(interval * 1000);
|
|
old_uptime = uptime;
|
|
uptime = getuptime();
|
|
period_ms = (uptime - old_uptime) / 1000000;
|
|
}
|
|
|
|
xo_close_container("interrupt-statistics");
|
|
}
|
|
|
|
static void
|
|
domemstat_malloc(void)
|
|
{
|
|
struct memory_type_list *mtlp;
|
|
struct memory_type *mtp;
|
|
int error, first, i;
|
|
|
|
mtlp = memstat_mtl_alloc();
|
|
if (mtlp == NULL) {
|
|
xo_warn("memstat_mtl_alloc");
|
|
return;
|
|
}
|
|
if (kd == NULL) {
|
|
if (memstat_sysctl_malloc(mtlp, 0) < 0) {
|
|
xo_warnx("memstat_sysctl_malloc: %s",
|
|
memstat_strerror(memstat_mtl_geterror(mtlp)));
|
|
return;
|
|
}
|
|
} else {
|
|
if (memstat_kvm_malloc(mtlp, kd) < 0) {
|
|
error = memstat_mtl_geterror(mtlp);
|
|
if (error == MEMSTAT_ERROR_KVM)
|
|
xo_warnx("memstat_kvm_malloc: %s",
|
|
kvm_geterr(kd));
|
|
else
|
|
xo_warnx("memstat_kvm_malloc: %s",
|
|
memstat_strerror(error));
|
|
}
|
|
}
|
|
xo_open_container("malloc-statistics");
|
|
xo_emit("{T:/%13s} {T:/%5s} {T:/%6s} {T:/%7s} {T:/%8s} {T:Size(s)}\n",
|
|
"Type", "InUse", "MemUse", "HighUse", "Requests");
|
|
xo_open_list("memory");
|
|
for (mtp = memstat_mtl_first(mtlp); mtp != NULL;
|
|
mtp = memstat_mtl_next(mtp)) {
|
|
if (memstat_get_numallocs(mtp) == 0 &&
|
|
memstat_get_count(mtp) == 0)
|
|
continue;
|
|
xo_open_instance("memory");
|
|
xo_emit("{k:type/%13s/%s} {:in-use/%5" PRIu64 "} "
|
|
"{:memory-use/%5" PRIu64 "}{U:K} {:high-use/%7s} "
|
|
"{:requests/%8" PRIu64 "} ",
|
|
memstat_get_name(mtp), memstat_get_count(mtp),
|
|
(memstat_get_bytes(mtp) + 1023) / 1024, "-",
|
|
memstat_get_numallocs(mtp));
|
|
first = 1;
|
|
xo_open_list("size");
|
|
for (i = 0; i < 32; i++) {
|
|
if (memstat_get_sizemask(mtp) & (1 << i)) {
|
|
if (!first)
|
|
xo_emit(",");
|
|
xo_emit("{l:size/%d}", 1 << (i + 4));
|
|
first = 0;
|
|
}
|
|
}
|
|
xo_close_list("size");
|
|
xo_close_instance("memory");
|
|
xo_emit("\n");
|
|
}
|
|
xo_close_list("memory");
|
|
xo_close_container("malloc-statistics");
|
|
memstat_mtl_free(mtlp);
|
|
}
|
|
|
|
static void
|
|
domemstat_zone(void)
|
|
{
|
|
struct memory_type_list *mtlp;
|
|
struct memory_type *mtp;
|
|
char name[MEMTYPE_MAXNAME + 1];
|
|
int error;
|
|
|
|
mtlp = memstat_mtl_alloc();
|
|
if (mtlp == NULL) {
|
|
xo_warn("memstat_mtl_alloc");
|
|
return;
|
|
}
|
|
if (kd == NULL) {
|
|
if (memstat_sysctl_uma(mtlp, 0) < 0) {
|
|
xo_warnx("memstat_sysctl_uma: %s",
|
|
memstat_strerror(memstat_mtl_geterror(mtlp)));
|
|
return;
|
|
}
|
|
} else {
|
|
if (memstat_kvm_uma(mtlp, kd) < 0) {
|
|
error = memstat_mtl_geterror(mtlp);
|
|
if (error == MEMSTAT_ERROR_KVM)
|
|
xo_warnx("memstat_kvm_uma: %s",
|
|
kvm_geterr(kd));
|
|
else
|
|
xo_warnx("memstat_kvm_uma: %s",
|
|
memstat_strerror(error));
|
|
}
|
|
}
|
|
xo_open_container("memory-zone-statistics");
|
|
xo_emit("{T:/%-20s} {T:/%6s} {T:/%6s} {T:/%8s} {T:/%8s} {T:/%8s} "
|
|
"{T:/%4s} {T:/%4s}\n\n", "ITEM", "SIZE",
|
|
"LIMIT", "USED", "FREE", "REQ", "FAIL", "SLEEP");
|
|
xo_open_list("zone");
|
|
for (mtp = memstat_mtl_first(mtlp); mtp != NULL;
|
|
mtp = memstat_mtl_next(mtp)) {
|
|
strlcpy(name, memstat_get_name(mtp), MEMTYPE_MAXNAME);
|
|
strcat(name, ":");
|
|
xo_open_instance("zone");
|
|
xo_emit("{d:name/%-20s}{ke:name/%s} {:size/%6" PRIu64 "}, "
|
|
"{:limit/%6" PRIu64 "},{:used/%8" PRIu64 "},"
|
|
"{:free/%8" PRIu64 "},{:requests/%8" PRIu64 "},"
|
|
"{:fail/%4" PRIu64 "},{:sleep/%4" PRIu64 "}\n", name,
|
|
memstat_get_name(mtp),
|
|
memstat_get_size(mtp), memstat_get_countlimit(mtp),
|
|
memstat_get_count(mtp), memstat_get_free(mtp),
|
|
memstat_get_numallocs(mtp), memstat_get_failures(mtp),
|
|
memstat_get_sleeps(mtp));
|
|
xo_close_instance("zone");
|
|
}
|
|
memstat_mtl_free(mtlp);
|
|
xo_close_list("zone");
|
|
xo_close_container("memory-zone-statistics");
|
|
xo_emit("\n");
|
|
}
|
|
|
|
static void
|
|
display_object(struct kinfo_vmobject *kvo)
|
|
{
|
|
const char *str;
|
|
|
|
xo_open_instance("object");
|
|
xo_emit("{:resident/%5jd} ", (uintmax_t)kvo->kvo_resident);
|
|
xo_emit("{:active/%5jd} ", (uintmax_t)kvo->kvo_active);
|
|
xo_emit("{:inactive/%5jd} ", (uintmax_t)kvo->kvo_inactive);
|
|
xo_emit("{:refcount/%3d} ", kvo->kvo_ref_count);
|
|
xo_emit("{:shadowcount/%3d} ", kvo->kvo_shadow_count);
|
|
switch (kvo->kvo_memattr) {
|
|
#ifdef VM_MEMATTR_UNCACHEABLE
|
|
case VM_MEMATTR_UNCACHEABLE:
|
|
str = "UC";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_WRITE_COMBINING
|
|
case VM_MEMATTR_WRITE_COMBINING:
|
|
str = "WC";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_WRITE_THROUGH
|
|
case VM_MEMATTR_WRITE_THROUGH:
|
|
str = "WT";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_WRITE_PROTECTED
|
|
case VM_MEMATTR_WRITE_PROTECTED:
|
|
str = "WP";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_WRITE_BACK
|
|
case VM_MEMATTR_WRITE_BACK:
|
|
str = "WB";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_WEAK_UNCACHEABLE
|
|
case VM_MEMATTR_WEAK_UNCACHEABLE:
|
|
str = "UC-";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_WB_WA
|
|
case VM_MEMATTR_WB_WA:
|
|
str = "WB";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_NOCACHE
|
|
case VM_MEMATTR_NOCACHE:
|
|
str = "NC";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_DEVICE
|
|
case VM_MEMATTR_DEVICE:
|
|
str = "DEV";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_CACHEABLE
|
|
case VM_MEMATTR_CACHEABLE:
|
|
str = "C";
|
|
break;
|
|
#endif
|
|
#ifdef VM_MEMATTR_PREFETCHABLE
|
|
case VM_MEMATTR_PREFETCHABLE:
|
|
str = "PRE";
|
|
break;
|
|
#endif
|
|
default:
|
|
str = "??";
|
|
break;
|
|
}
|
|
xo_emit("{:attribute/%-3s} ", str);
|
|
switch (kvo->kvo_type) {
|
|
case KVME_TYPE_NONE:
|
|
str = "--";
|
|
break;
|
|
case KVME_TYPE_DEFAULT:
|
|
str = "df";
|
|
break;
|
|
case KVME_TYPE_VNODE:
|
|
str = "vn";
|
|
break;
|
|
case KVME_TYPE_SWAP:
|
|
str = "sw";
|
|
break;
|
|
case KVME_TYPE_DEVICE:
|
|
str = "dv";
|
|
break;
|
|
case KVME_TYPE_PHYS:
|
|
str = "ph";
|
|
break;
|
|
case KVME_TYPE_DEAD:
|
|
str = "dd";
|
|
break;
|
|
case KVME_TYPE_SG:
|
|
str = "sg";
|
|
break;
|
|
case KVME_TYPE_UNKNOWN:
|
|
default:
|
|
str = "??";
|
|
break;
|
|
}
|
|
xo_emit("{:type/%-2s} ", str);
|
|
xo_emit("{:path/%-s}\n", kvo->kvo_path);
|
|
xo_close_instance("object");
|
|
}
|
|
|
|
static void
|
|
doobjstat(void)
|
|
{
|
|
struct kinfo_vmobject *kvo;
|
|
int cnt, i;
|
|
|
|
kvo = kinfo_getvmobject(&cnt);
|
|
if (kvo == NULL) {
|
|
xo_warn("Failed to fetch VM object list");
|
|
return;
|
|
}
|
|
xo_emit("{T:RES/%5s} {T:ACT/%5s} {T:INACT/%5s} {T:REF/%3s} {T:SHD/%3s} "
|
|
"{T:CM/%3s} {T:TP/%2s} {T:PATH/%s}\n");
|
|
xo_open_list("object");
|
|
for (i = 0; i < cnt; i++)
|
|
display_object(&kvo[i]);
|
|
free(kvo);
|
|
xo_close_list("object");
|
|
}
|
|
|
|
/*
|
|
* kread reads something from the kernel, given its nlist index.
|
|
*/
|
|
static void
|
|
kreado(int nlx, void *addr, size_t size, size_t offset)
|
|
{
|
|
const char *sym;
|
|
|
|
if (namelist[nlx].n_type == 0 || namelist[nlx].n_value == 0) {
|
|
sym = namelist[nlx].n_name;
|
|
if (*sym == '_')
|
|
++sym;
|
|
xo_errx(1, "symbol %s not defined", sym);
|
|
}
|
|
if ((size_t)kvm_read(kd, namelist[nlx].n_value + offset, addr,
|
|
size) != size) {
|
|
sym = namelist[nlx].n_name;
|
|
if (*sym == '_')
|
|
++sym;
|
|
xo_errx(1, "%s: %s", sym, kvm_geterr(kd));
|
|
}
|
|
}
|
|
|
|
static void
|
|
kread(int nlx, void *addr, size_t size)
|
|
{
|
|
kreado(nlx, addr, size, 0);
|
|
}
|
|
|
|
static char *
|
|
kgetstr(const char *strp)
|
|
{
|
|
int n = 0, size = 1;
|
|
char *ret = NULL;
|
|
|
|
do {
|
|
if (size == n + 1) {
|
|
ret = realloc(ret, size);
|
|
if (ret == NULL)
|
|
xo_err(1, "%s: realloc", __func__);
|
|
size *= 2;
|
|
}
|
|
if (kvm_read(kd, (u_long)strp + n, &ret[n], 1) != 1)
|
|
xo_errx(1, "%s: %s", __func__, kvm_geterr(kd));
|
|
} while (ret[n++] != '\0');
|
|
return (ret);
|
|
}
|
|
|
|
static void
|
|
usage(void)
|
|
{
|
|
xo_error("%s%s",
|
|
"usage: vmstat [-afHhimoPsz] [-M core [-N system]] [-c count] [-n devs]\n",
|
|
" [-p type,if,pass] [-w wait] [disks] [wait [count]]\n");
|
|
xo_finish();
|
|
exit(1);
|
|
}
|