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Add flag -B which does the same like batch mode but without exiting after

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print. Also add a new flag -s that add blocks size to statistics.

PR:		198347, 212726
Submitted by:	Ben RUBSON <ben.rubson@gmail.com>
Tested by:	pi
MFC After:	2 weeks.
This commit is contained in:
Marcelo Araujo 2016-11-09 07:31:39 +00:00
parent 82364f24b5
commit 712a6ae66e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=308462
2 changed files with 50 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
usr.sbin/gstat/gstat.8
View file

@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd July 3, 2014
.Dd November 10, 2016
.Dt GSTAT 8
.Os
.Sh NAME
@ -32,7 +32,7 @@
.Nd print statistics about GEOM disks
.Sh SYNOPSIS
.Nm
.Op Fl abcdop
.Op Fl abBcdops
.Op Fl f Ar filter
.Op Fl I Ar interval
.Sh DESCRIPTION
@ -50,6 +50,10 @@ Only display providers that are at least 0.1% busy.
Batch mode.
Collect numbers, print and exit.
Default if stdout is not a tty.
.It Fl B
Endless batch mode.
Same as batch mode, but does not exit after collecting
the first set of data.
.It Fl c
Enable display of
.Xr geom 4
@ -72,6 +76,8 @@ The format of the regular expression is described in
.It Fl o
Enable display of statistics for other operations
.Pq Dv BIO_FLUSH .
.It Fl s
Enable blocks' size statistics.
.It Fl I Ar interval
Refresh the
.Nm

53
usr.sbin/gstat/gstat.c
View file

@ -51,11 +51,11 @@
#include <sysexits.h>
#include <unistd.h>
static int flag_a, flag_b, flag_c, flag_d, flag_o, flag_p;
static int flag_a, flag_b, flag_B, flag_c, flag_d, flag_o, flag_p, flag_s;
static int flag_I = 1000000;
#define PRINTMSG(...) do { \
if (flag_b && !loop) \
if ((flag_b && !loop) || (flag_B)) \
printf(__VA_ARGS__); \
else if (!flag_b) \
printw(__VA_ARGS__); \
@ -88,7 +88,7 @@ main(int argc, char **argv)
char *p;
char f_s[100], pf_s[100], tmp_f_s[100];
const char *line;
long double ld[13];
long double ld[16];
uint64_t u64;
EditLine *el;
History *hist;
@ -104,7 +104,7 @@ main(int argc, char **argv)
flag_b = 1;
f_s[0] = '\0';
while ((i = getopt(argc, argv, "abdcf:I:op")) != -1) {
while ((i = getopt(argc, argv, "abBdcf:I:ops")) != -1) {
switch (i) {
case 'a':
flag_a = 1;
@ -112,6 +112,10 @@ main(int argc, char **argv)
case 'b':
flag_b = 1;
break;
case 'B':
flag_B = 1;
flag_b = 1;
break;
case 'c':
flag_c = 1;
break;
@ -146,6 +150,9 @@ main(int argc, char **argv)
case 'p':
flag_p = 1;
break;
case 's':
flag_s = 1;
break;
case '?':
default:
usage();
@ -208,7 +215,8 @@ main(int argc, char **argv)
geom_stats_snapshot_reset(sp);
geom_stats_snapshot_reset(sq);
move(0,0);
if (!flag_b)
move(0,0);
PRINTMSG("dT: %5.3fs w: %.3fs", dt, (float)flag_I / 1000000);
if (f_s[0] != '\0') {
PRINTMSG(" filter: ");
@ -231,10 +239,20 @@ main(int argc, char **argv)
}
PRINTMSG("\n");
PRINTMSG(" L(q) ops/s ");
PRINTMSG(" r/s kBps ms/r ");
PRINTMSG(" w/s kBps ms/w ");
if (flag_d)
PRINTMSG(" d/s kBps ms/d ");
if (flag_s) {
PRINTMSG(" r/s kB kBps ms/r ");
PRINTMSG(" w/s kB kBps ms/w ");
}
else {
PRINTMSG(" r/s kBps ms/r ");
PRINTMSG(" w/s kBps ms/w ");
}
if (flag_d) {
if (flag_s)
PRINTMSG(" d/s kB kBps ms/d ");
else
PRINTMSG(" d/s kBps ms/d ");
}
if (flag_o)
PRINTMSG(" o/s ms/o ");
PRINTMSG("%%busy Name\n");
@ -298,6 +316,10 @@ main(int argc, char **argv)
DSM_TRANSFERS_PER_SECOND_OTHER, &ld[11],
DSM_MS_PER_TRANSACTION_OTHER, &ld[12],
DSM_KB_PER_TRANSFER_READ, &ld[13],
DSM_KB_PER_TRANSFER_WRITE, &ld[14],
DSM_KB_PER_TRANSFER_FREE, &ld[15],
DSM_NONE);
if (flag_a && ld[7] < 0.1) {
@ -308,12 +330,16 @@ main(int argc, char **argv)
PRINTMSG(" %4ju", (uintmax_t)u64);
PRINTMSG(" %6.0f", (double)ld[0]);
PRINTMSG(" %6.0f", (double)ld[1]);
if (flag_s)
PRINTMSG(" %6.0f", (double)ld[13]);
PRINTMSG(" %6.0f", (double)ld[2] * 1024);
if (ld[3] > 1e3)
PRINTMSG(" %6.0f", (double)ld[3]);
else
PRINTMSG(" %6.1f", (double)ld[3]);
PRINTMSG(" %6.0f", (double)ld[4]);
if (flag_s)
PRINTMSG(" %6.0f", (double)ld[14]);
PRINTMSG(" %6.0f", (double)ld[5] * 1024);
if (ld[6] > 1e3)
PRINTMSG(" %6.0f", (double)ld[6]);
@ -322,6 +348,8 @@ main(int argc, char **argv)
if (flag_d) {
PRINTMSG(" %6.0f", (double)ld[8]);
if (flag_s)
PRINTMSG(" %6.0f", (double)ld[15]);
PRINTMSG(" %6.0f", (double)ld[9] * 1024);
if (ld[10] > 1e3)
PRINTMSG(" %6.0f", (double)ld[10]);
@ -373,7 +401,10 @@ main(int argc, char **argv)
/* We loop extra to make sure we get the information. */
if (!loop)
break;
loop = 0;
if (!flag_B)
loop = 0;
else
fflush(stdout);
usleep(flag_I);
continue;
}
@ -452,7 +483,7 @@ main(int argc, char **argv)
static void
usage(void)
{
fprintf(stderr, "usage: gstat [-abcdp] [-f filter] [-I interval]\n");
fprintf(stderr, "usage: gstat [-abBcdps] [-f filter] [-I interval]\n");
exit(EX_USAGE);
/* NOTREACHED */
}