b6010f9e61
in textual form and in gmon.out format. Update manual page. Sponsored by: FreeBSD Foundation and Google Inc.
154 lines
5.8 KiB
C
154 lines
5.8 KiB
C
/*-
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* Copyright (c) 2005-2007, Joseph Koshy
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* Copyright (c) 2007 The FreeBSD Foundation
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* All rights reserved.
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*
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* Portions of this software were developed by A. Joseph Koshy under
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* sponsorship from the FreeBSD Foundation and Google, Inc.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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* $FreeBSD$
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*/
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#ifndef _PMCSTAT_H_
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#define _PMCSTAT_H_
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#define FLAG_HAS_TARGET 0x00000001 /* process target */
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#define FLAG_HAS_WAIT_INTERVAL 0x00000002 /* -w secs */
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#define FLAG_HAS_OUTPUT_LOGFILE 0x00000004 /* -O file or pipe */
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#define FLAG_HAS_COMMANDLINE 0x00000008 /* command */
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#define FLAG_HAS_SAMPLING_PMCS 0x00000010 /* -S or -P */
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#define FLAG_HAS_COUNTING_PMCS 0x00000020 /* -s or -p */
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#define FLAG_HAS_PROCESS_PMCS 0x00000040 /* -P or -p */
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#define FLAG_HAS_SYSTEM_PMCS 0x00000080 /* -S or -s */
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#define FLAG_HAS_PIPE 0x00000100 /* implicit log */
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#define FLAG_READ_LOGFILE 0x00000200 /* -R file */
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#define FLAG_DO_GPROF 0x00000400 /* -g */
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#define FLAG_HAS_SAMPLESDIR 0x00000800 /* -D dir */
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#define FLAG_HAS_KERNELPATH 0x00001000 /* -k kernel */
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#define FLAG_DO_PRINT 0x00002000 /* -o */
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#define FLAG_DO_CALLGRAPHS 0x00004000 /* -G */
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#define FLAG_DO_ANALYSIS 0x00008000 /* -g or -G */
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#define DEFAULT_SAMPLE_COUNT 65536
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#define DEFAULT_WAIT_INTERVAL 5.0
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#define DEFAULT_DISPLAY_HEIGHT 23
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#define DEFAULT_BUFFER_SIZE 4096
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#define DEFAULT_CALLGRAPH_DEPTH 4
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#define PRINT_HEADER_PREFIX "# "
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#define READPIPEFD 0
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#define WRITEPIPEFD 1
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#define NPIPEFD 2
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#define NSOCKPAIRFD 2
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#define PARENTSOCKET 0
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#define CHILDSOCKET 1
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#define PMCSTAT_OPEN_FOR_READ 0
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#define PMCSTAT_OPEN_FOR_WRITE 1
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#define PMCSTAT_DEFAULT_NW_HOST "localhost"
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#define PMCSTAT_DEFAULT_NW_PORT "9000"
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#define PMCSTAT_NHASH 256
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#define PMCSTAT_HASH_MASK 0xFF
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#define PMCSTAT_LDD_COMMAND "/usr/bin/ldd"
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#define PMCSTAT_PRINT_ENTRY(A,T,...) do { \
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(void) fprintf((A)->pa_printfile, "%-9s", T); \
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(void) fprintf((A)->pa_printfile, " " __VA_ARGS__); \
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(void) fprintf((A)->pa_printfile, "\n"); \
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} while (0)
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enum pmcstat_state {
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PMCSTAT_FINISHED = 0,
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PMCSTAT_EXITING = 1,
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PMCSTAT_RUNNING = 2
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};
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struct pmcstat_ev {
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STAILQ_ENTRY(pmcstat_ev) ev_next;
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int ev_count; /* associated count if in sampling mode */
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uint32_t ev_cpu; /* cpus for this event */
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int ev_cumulative; /* show cumulative counts */
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int ev_flags; /* PMC_F_* */
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int ev_fieldskip; /* #leading spaces */
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int ev_fieldwidth; /* print width */
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enum pmc_mode ev_mode; /* desired mode */
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char *ev_name; /* (derived) event name */
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pmc_id_t ev_pmcid; /* allocated ID */
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pmc_value_t ev_saved; /* for incremental counts */
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char *ev_spec; /* event specification */
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};
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struct pmcstat_target {
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SLIST_ENTRY(pmcstat_target) pt_next;
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pid_t pt_pid;
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};
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struct pmcstat_args {
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int pa_flags; /* argument flags */
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int pa_required; /* required features */
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int pa_verbosity; /* verbosity level */
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FILE *pa_printfile; /* where to send printed output */
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int pa_logfd; /* output log file */
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char *pa_inputpath; /* path to input log */
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char *pa_outputpath; /* path to output log */
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void *pa_logparser; /* log file parser */
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const char *pa_fsroot; /* FS root where executables reside */
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char *pa_kernel; /* pathname of the kernel */
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const char *pa_samplesdir; /* directory for profile files */
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const char *pa_mapfilename;/* mapfile name */
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FILE *pa_graphfile; /* where to send the callgraph */
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int pa_graphdepth; /* print depth for callgraphs */
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double pa_interval; /* printing interval in seconds */
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uint32_t pa_cpumask; /* filter for CPUs analysed */
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int pa_argc;
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char **pa_argv;
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STAILQ_HEAD(, pmcstat_ev) pa_events;
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SLIST_HEAD(, pmcstat_target) pa_targets;
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} args;
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/* Function prototypes */
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void pmcstat_attach_pmcs(struct pmcstat_args *_a);
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void pmcstat_cleanup(struct pmcstat_args *_a);
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void pmcstat_clone_event_descriptor(struct pmcstat_args *_a,
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struct pmcstat_ev *_ev, uint32_t _cpumask);
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int pmcstat_close_log(struct pmcstat_args *_a);
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void pmcstat_create_process(struct pmcstat_args *_a);
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void pmcstat_find_targets(struct pmcstat_args *_a, const char *_arg);
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void pmcstat_initialize_logging(struct pmcstat_args *_a);
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void pmcstat_kill_process(struct pmcstat_args *_a);
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int pmcstat_open_log(const char *_p, int _mode);
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void pmcstat_print_counters(struct pmcstat_args *_a);
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void pmcstat_print_headers(struct pmcstat_args *_a);
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void pmcstat_print_pmcs(struct pmcstat_args *_a);
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void pmcstat_show_usage(void);
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void pmcstat_shutdown_logging(struct pmcstat_args *_a);
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void pmcstat_start_pmcs(struct pmcstat_args *_a);
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void pmcstat_start_process(void);
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int pmcstat_process_log(struct pmcstat_args *_a);
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uint32_t pmcstat_get_cpumask(const char *_a);
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#endif /* _PMCSTAT_H_ */
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