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Humanize more columns in the vmstat(8) output and adjust widths.

Browse Source 
The few columns that are not humanized are usually 0.  This makes
the output mostly aligned.

Reviewed by:	allanjude
MFC after:	2 weeks
Differential Revision:	https://reviews.freebsd.org/D22185
This commit is contained in:
Edward Tomasz Napierala 2019-11-08 11:09:50 +00:00
parent b2ea509012
commit 75ad2fd059
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=354533
1 changed files with 51 additions and 29 deletions
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80
usr.bin/vmstat/vmstat.c
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@ -646,9 +646,8 @@ getcpuinfo(u_long *maskp, int *maxidp)
static void
prthuman(const char *name, uint64_t val, int size)
prthuman(const char *name, uint64_t val, int size, int flags)
{
int flags;
char buf[10];
char fmt[128];
@ -656,7 +655,7 @@ prthuman(const char *name, uint64_t val, int size)
if (size < 5 || size > 9)
xo_errx(1, "doofus");
flags = HN_B | HN_NOSPACE | HN_DECIMAL;
flags |= HN_NOSPACE | HN_DECIMAL;
humanize_number(buf, size, val, "", HN_AUTOSCALE, flags);
xo_attr("value", "%ju", (uintmax_t) val);
xo_emit(fmt, size, buf);
@ -784,20 +783,21 @@ dovmstat(unsigned int interval, int reps)
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 +
xo_emit("{:runnable/%2d} {:waiting/%2ld} "
"{:swapped-out/%2ld}", 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) ((uintmax_t)(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 * (uint64_t)sum.v_page_size, 5);
xo_emit(" ");
total.t_avm * (uint64_t)sum.v_page_size, 5, HN_B);
prthuman("free-memory",
total.t_free * (uint64_t)sum.v_page_size, 5);
total.t_free * (uint64_t)sum.v_page_size, 5, HN_B);
prthuman("total-page-faults",
(unsigned long)rate(sum.v_vm_faults -
osum.v_vm_faults), 5, 0);
xo_emit(" ");
} else {
xo_emit(" ");
@ -807,10 +807,10 @@ dovmstat(unsigned int interval, int reps)
xo_emit("{:free-memory/%7ju}",
vmstat_pgtok(total.t_free));
xo_emit(" ");
xo_emit("{:total-page-faults/%5lu} ",
(unsigned long)rate(sum.v_vm_faults -
osum.v_vm_faults));
}
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");
@ -820,22 +820,44 @@ dovmstat(unsigned int interval, int reps)
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} ",
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));
if (hflag) {
prthuman("freed",
(unsigned long)rate(sum.v_tfree - osum.v_tfree),
5, 0);
prthuman("scanned",
(unsigned long)rate(sum.v_pdpages - osum.v_pdpages),
5, 0);
xo_emit(" ");
} else {
xo_emit(" ");
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/%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));
xo_emit("{:interrupts/%4lu}",
(unsigned long)rate(sum.v_intr - osum.v_intr));
if (hflag) {
prthuman("system-calls",
(unsigned long)rate(sum.v_syscall - osum.v_syscall),
5, 0);
prthuman("context-switches",
(unsigned long)rate(sum.v_swtch - osum.v_swtch),
5, 0);
} else {
xo_emit(" ");
xo_emit("{:system-calls/%5lu} "
"{:context-switches/%5lu}",
(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(cpumask, maxid);
@ -867,14 +889,14 @@ printhdr(int maxid, u_long cpumask)
num_shown = MIN(num_selected, maxshowdevs);
if (hflag)
xo_emit("{T:procs} {T:memory} {T:/page%*s}", 19, "");
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, "");
xo_emit(" {T:/disks %*s} ", num_shown * 4 - 7, "");
else if (num_shown == 1)
xo_emit(" {T:disks}");
xo_emit(" {T:faults} ");
xo_emit(" {T:faults} ");
if (Pflag) {
for (i = 0; i <= maxid; i++) {
if (cpumask & (1ul << i))
@ -882,10 +904,10 @@ printhdr(int maxid, u_long cpumask)
}
xo_emit("\n");
} else
xo_emit(" {T:cpu}\n");
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} ");
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} ");
@ -896,7 +918,7 @@ printhdr(int maxid, u_long cpumask)
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}");
xo_emit(" {T:in} {T:sy} {T:cs}");
if (Pflag) {
for (i = 0; i <= maxid; i++) {
if (cpumask & (1ul << i))