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Fix formatting of vmstat (1) so that it looks cleaner on standard 80

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column displays. In particular it wraps far less often.

Submitted by: Andy Kosela <akosela@andykosela.com>
PR:           191976
This commit is contained in:
Kirk McKusick 2014-10-24 04:01:14 +00:00
parent dfbf472ad8
commit bcc63e8586
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=273575
1 changed files with 37 additions and 23 deletions
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60
usr.bin/vmstat/vmstat.c
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@ -767,22 +767,26 @@ dovmstat(unsigned int interval, int reps)
fill_vmmeter(&sum);
fill_vmtotal(&total);
(void)printf("%2d %1d %1d",
(void)printf("%1d %1d %1d",
total.t_rq - 1, total.t_dw + total.t_pw, total.t_sw);
#define vmstat_pgtok(a) ((a) * (sum.v_page_size >> 10))
#define rate(x) (((x) * rate_adj + halfuptime) / uptime) /* round */
if (hflag) {
printf("");
prthuman(total.t_avm * (u_int64_t)sum.v_page_size, 5);
printf(" ");
prthuman(total.t_avm * (u_int64_t)sum.v_page_size, 7);
printf(" ");
prthuman(total.t_free * (u_int64_t)sum.v_page_size, 6);
prthuman(total.t_free * (u_int64_t)sum.v_page_size, 5);
printf(" ");
(void)printf("%5lu ",
(unsigned long)rate(sum.v_vm_faults -
osum.v_vm_faults));
} else {
printf(" %7d ", vmstat_pgtok(total.t_avm));
printf(" %6d ", vmstat_pgtok(total.t_free));
printf(" %7d", vmstat_pgtok(total.t_avm));
printf(" %7d ", vmstat_pgtok(total.t_free));
(void)printf("%4lu ",
(unsigned long)rate(sum.v_vm_faults -
osum.v_vm_faults));
}
(void)printf("%5lu ",
(unsigned long)rate(sum.v_vm_faults - osum.v_vm_faults));
(void)printf("%3lu ",
(unsigned long)rate(sum.v_reactivated - osum.v_reactivated));
(void)printf("%3lu ",
@ -793,10 +797,10 @@ dovmstat(unsigned int interval, int reps)
(osum.v_swapout + osum.v_vnodeout)));
(void)printf("%5lu ",
(unsigned long)rate(sum.v_tfree - osum.v_tfree));
(void)printf("%3lu ",
(void)printf("%4lu ",
(unsigned long)rate(sum.v_pdpages - osum.v_pdpages));
devstats();
(void)printf("%4lu %4lu %4lu",
(void)printf("%4lu %5lu %5lu",
(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));
@ -824,35 +828,43 @@ dovmstat(unsigned int interval, int reps)
}
static void
printhdr(int maxid, u_long cpumask)
printhdr(int ncpus, u_long cpumask)
{
int i, num_shown;
num_shown = (num_selected < maxshowdevs) ? num_selected : maxshowdevs;
(void)printf(" procs memory page%*s", 19, "");
if (hflag) {
(void)printf("procs memory page%*s ", 19, "");
} else {
(void)printf("procs memory page%*s ", 19, "");
}
if (num_shown > 1)
(void)printf(" disks %*s", num_shown * 4 - 7, "");
(void)printf(" disks %*s", num_shown * 4 - 7, "");
else if (num_shown == 1)
(void)printf("disk");
(void)printf(" faults ");
(void)printf(" disk");
(void)printf(" faults ");
if (Pflag) {
for (i = 0; i <= maxid; i++) {
for (i = 0; i < ncpus; i++) {
if (cpumask & (1ul << i))
printf("cpu%-2d ", i);
printf(" cpu%d ", i);
}
printf("\n");
} else
printf("cpu\n");
(void)printf(" r b w avm fre flt re pi po fr sr ");
printf(" cpu\n");
if (hflag) {
(void)printf("r b w avm fre flt re pi po fr sr ");
} else {
(void)printf("r b w avm fre flt re pi po fr sr ");
}
for (i = 0; i < num_devices; i++)
if ((dev_select[i].selected)
&& (dev_select[i].selected <= maxshowdevs))
(void)printf("%c%c%d ", dev_select[i].device_name[0],
dev_select[i].device_name[1],
dev_select[i].unit_number);
(void)printf(" in sy cs");
(void)printf(" in sy cs");
if (Pflag) {
for (i = 0; i <= maxid; i++) {
for (i = 0; i < ncpus; i++) {
if (cpumask & (1ul << i))
printf(" us sy id");
}
@ -982,7 +994,8 @@ dosum(void)
(void)printf("%9u intransit blocking page faults\n", sum.v_intrans);
(void)printf("%9u total VM faults taken\n", sum.v_vm_faults);
(void)printf("%9u page faults requiring I/O\n", sum.v_io_faults);
(void)printf("%9u pages affected by kernel thread creation\n", sum.v_kthreadpages);
(void)printf("%9u pages affected by kernel thread creation\n",
sum.v_kthreadpages);
(void)printf("%9u pages affected by fork()\n", sum.v_forkpages);
(void)printf("%9u pages affected by vfork()\n", sum.v_vforkpages);
(void)printf("%9u pages affected by rfork()\n", sum.v_rforkpages);
@ -1124,7 +1137,8 @@ pcpustats(int ncpus, u_long cpumask, int maxid)
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];
cur_cp_times[i * CPUSTATES + state] -= last_cp_times[i *
CPUSTATES + state];
last_cp_times[i * CPUSTATES + state] = tmp;
}
}