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procps/vmstat.c
Craig Small a68d628adf vmstat: Add NEWS and revert comment from prev 
Reverted the translation hint as the fields are used for both
normal and wide modes, so need to fit the smaller of the two.

Added NEWS item

References:
 commit 01c1b2345e
2020-05-12 18:57:26 +10:00

1023 lines
28 KiB
C
Raw Blame History

/*
* old: "Copyright 1994 by Henry Ware <al172@yfn.ysu.edu>. Copyleft same year."
* most code copyright 2002 Albert Cahalan
*
* 27/05/2003 (Fabian Frederick) : Add unit conversion + interface
* Export proc/stat access to libproc
* Adapt vmstat helpfile
* 31/05/2003 (Fabian) : Add diskstat support (/libproc)
* June 2003 (Fabian) : -S <x> -s & -s -S <x> patch
* June 2003 (Fabian) : Adding diskstat against 3.1.9, slabinfo
* patching 'header' in disk & slab
* July 2003 (Fabian) : Adding disk partition output
* Adding disk table
* Syncing help / usage
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <assert.h>
#include <ctype.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <getopt.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <termios.h>
#include <unistd.h>
#include <time.h>
#include "c.h"
#include "fileutils.h"
#include "nls.h"
#include "strutils.h"
#include "proc/sysinfo.h"
#include "proc/version.h"
#define UNIT_B 1
#define UNIT_k 1000
#define UNIT_K 1024
#define UNIT_m 1000000
#define UNIT_M 1048576
static unsigned long dataUnit = UNIT_K;
static char szDataUnit[3] = "K";
#define VMSTAT 0
#define DISKSTAT 0x00000001
#define VMSUMSTAT 0x00000002
#define SLABSTAT 0x00000004
#define PARTITIONSTAT 0x00000008
#define DISKSUMSTAT 0x00000010
static int statMode = VMSTAT;
/* "-a" means "show active/inactive" */
static int a_option;
/* "-w" means "wide output" */
static int w_option;
/* "-t" means "show timestamp" */
static int t_option;
static unsigned sleep_time = 1;
static int infinite_updates = 0;
static unsigned long num_updates;
/* window height */
static unsigned int height;
static unsigned int moreheaders = TRUE;
static void __attribute__ ((__noreturn__))
usage(FILE * out)
{
fputs(USAGE_HEADER, out);
fprintf(out,
_(" %s [options] [delay [count]]\n"),
program_invocation_short_name);
fputs(USAGE_OPTIONS, out);
fputs(_(" -a, --active active/inactive memory\n"), out);
fputs(_(" -f, --forks number of forks since boot\n"), out);
fputs(_(" -m, --slabs slabinfo\n"), out);
fputs(_(" -n, --one-header do not redisplay header\n"), out);
fputs(_(" -s, --stats event counter statistics\n"), out);
fputs(_(" -d, --disk disk statistics\n"), out);
fputs(_(" -D, --disk-sum summarize disk statistics\n"), out);
fputs(_(" -p, --partition <dev> partition specific statistics\n"), out);
fputs(_(" -S, --unit <char> define display unit\n"), out);
fputs(_(" -w, --wide wide output\n"), out);
fputs(_(" -t, --timestamp show timestamp\n"), out);
fputs(USAGE_SEPARATOR, out);
fputs(USAGE_HELP, out);
fputs(USAGE_VERSION, out);
fprintf(out, USAGE_MAN_TAIL("vmstat(8)"));
exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS);
}
#if 0
/* produce: " 6 ", "123 ", "123k ", etc. */
static int format_1024(unsigned long long val64, char *restrict dst)
{
unsigned oldval;
const char suffix[] = " kmgtpe";
unsigned level = 0;
unsigned val32;
if (val64 < 1000) {
/* special case to avoid "6.0 " when plain " 6 " would do */
val32 = val64;
return sprintf(dst, "%3u ", val32);
}
while (val64 > 0xffffffffull) {
level++;
val64 /= 1024;
}
val32 = val64;
while (val32 > 999) {
level++;
oldval = val32;
val32 /= 1024;
}
if (val32 < 10) {
unsigned fract = (oldval % 1024) * 10 / 1024;
return sprintf(dst, "%u.%u%c ", val32, fract, suffix[level]);
}
return sprintf(dst, "%3u%c ", val32, suffix[level]);
}
/* produce: " 6 ", "123 ", "123k ", etc. */
static int format_1000(unsigned long long val64, char *restrict dst)
{
unsigned oldval;
const char suffix[] = " kmgtpe";
unsigned level = 0;
unsigned val32;
if (val64 < 1000) {
/* special case to avoid "6.0 " when plain " 6 " would do */
val32 = val64;
return sprintf(dst, "%3u ", val32);
}
while (val64 > 0xffffffffull) {
level++;
val64 /= 1000;
}
val32 = val64;
while (val32 > 999) {
level++;
oldval = val32;
val32 /= 1000;
}
if (val32 < 10) {
unsigned fract = (oldval % 1000) / 100;
return sprintf(dst, "%u.%u%c ", val32, fract, suffix[level]);
}
return sprintf(dst, "%3u%c ", val32, suffix[level]);
}
#endif
static void new_header(void)
{
struct tm *tm_ptr;
time_t the_time;
char timebuf[32];
/* Translation Hint: Translating folloging header & fields
* that follow (marked with max x chars) might not work,
* unless manual page is translated as well. */
const char *header =
_("procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu-----");
const char *wide_header =
_("--procs-- -----------------------memory---------------------- ---swap-- -----io---- -system-- --------cpu--------");
const char *timestamp_header = _(" -----timestamp-----");
const char format[] =
"%2s %2s %6s %6s %6s %6s %4s %4s %5s %5s %4s %4s %2s %2s %2s %2s %2s";
const char wide_format[] =
"%4s %4s %12s %12s %12s %12s %4s %4s %5s %5s %4s %4s %3s %3s %3s %3s %3s";
printf("%s", w_option ? wide_header : header);
if (t_option) {
printf("%s", timestamp_header);
}
printf("\n");
printf(
w_option ? wide_format : format,
/* Translation Hint: max 2 chars */
_("r"),
/* Translation Hint: max 2 chars */
_("b"),
/* Translation Hint: max 6 chars */
_("swpd"),
/* Translation Hint: max 6 chars */
_("free"),
/* Translation Hint: max 6 chars */
a_option ? _("inact") :
/* Translation Hint: max 6 chars */
_("buff"),
/* Translation Hint: max 6 chars */
a_option ? _("active") :
/* Translation Hint: max 6 chars */
_("cache"),
/* Translation Hint: max 4 chars */
_("si"),
/* Translation Hint: max 4 chars */
_("so"),
/* Translation Hint: max 5 chars */
_("bi"),
/* Translation Hint: max 5 chars */
_("bo"),
/* Translation Hint: max 4 chars */
_("in"),
/* Translation Hint: max 4 chars */
_("cs"),
/* Translation Hint: max 2 chars */
_("us"),
/* Translation Hint: max 2 chars */
_("sy"),
/* Translation Hint: max 2 chars */
_("id"),
/* Translation Hint: max 2 chars */
_("wa"),
/* Translation Hint: max 2 chars */
_("st"));
if (t_option) {
(void) time( &the_time );
tm_ptr = localtime( &the_time );
if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Z", tm_ptr)) {
const size_t len = strlen(timestamp_header);
if (len >= 1 && len - 1 < sizeof(timebuf)) {
timebuf[len - 1] = '\0';
}
} else {
timebuf[0] = '\0';
}
printf(" %*s", (int)(strlen(timestamp_header) - 1), timebuf);
}
printf("\n");
}
static unsigned long unitConvert(unsigned long size)
{
float cvSize;
cvSize = (float)size / dataUnit * ((statMode == SLABSTAT) ? 1 : 1024);
return ((unsigned long)cvSize);
}
static void new_format(void)
{
const char format[] =
"%2u %2u %6lu %6lu %6lu %6lu %4u %4u %5u %5u %4u %4u %2u %2u %2u %2u %2u";
const char wide_format[] =
"%4u %4u %12lu %12lu %12lu %12lu %4u %4u %5u %5u %4u %4u %3u %3u %3u %3u %3u";
unsigned int tog = 0; /* toggle switch for cleaner code */
unsigned int i;
unsigned int hz = Hertz;
unsigned int running, blocked, dummy_1, dummy_2;
jiff cpu_use[2], cpu_nic[2], cpu_sys[2], cpu_idl[2], cpu_iow[2],
cpu_xxx[2], cpu_yyy[2], cpu_zzz[2];
jiff duse, dsys, didl, diow, dstl, Div, divo2;
unsigned long pgpgin[2], pgpgout[2], pswpin[2], pswpout[2];
unsigned int intr[2], ctxt[2];
unsigned int sleep_half;
unsigned long kb_per_page = sysconf(_SC_PAGESIZE) / 1024ul;
int debt = 0; /* handle idle ticks running backwards */
struct tm *tm_ptr;
time_t the_time;
char timebuf[32];
sleep_half = (sleep_time / 2);
new_header();
meminfo();
getstat(cpu_use, cpu_nic, cpu_sys, cpu_idl, cpu_iow, cpu_xxx, cpu_yyy,
cpu_zzz, pgpgin, pgpgout, pswpin, pswpout, intr, ctxt, &running,
&blocked, &dummy_1, &dummy_2);
if (t_option) {
(void) time( &the_time );
tm_ptr = localtime( &the_time );
if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm_ptr)) {
;
} else {
timebuf[0] = '\0';
}
}
duse = *cpu_use + *cpu_nic;
dsys = *cpu_sys + *cpu_xxx + *cpu_yyy;
didl = *cpu_idl;
diow = *cpu_iow;
dstl = *cpu_zzz;
Div = duse + dsys + didl + diow + dstl;
if (!Div) Div = 1, didl = 1;
divo2 = Div / 2UL;
printf(w_option ? wide_format : format,
running, blocked,
unitConvert(kb_swap_used), unitConvert(kb_main_free),
unitConvert(a_option?kb_inactive:kb_main_buffers),
unitConvert(a_option?kb_active:kb_main_cached),
(unsigned)( (unitConvert(*pswpin * kb_per_page) * hz + divo2) / Div ),
(unsigned)( (unitConvert(*pswpout * kb_per_page) * hz + divo2) / Div ),
(unsigned)( (*pgpgin * hz + divo2) / Div ),
(unsigned)( (*pgpgout * hz + divo2) / Div ),
(unsigned)( (*intr * hz + divo2) / Div ),
(unsigned)( (*ctxt * hz + divo2) / Div ),
(unsigned)( (100*duse + divo2) / Div ),
(unsigned)( (100*dsys + divo2) / Div ),
(unsigned)( (100*didl + divo2) / Div ),
(unsigned)( (100*diow + divo2) / Div ),
(unsigned)( (100*dstl + divo2) / Div )
);
if (t_option) {
printf(" %s", timebuf);
}
printf("\n");
/* main loop */
for (i = 1; infinite_updates || i < num_updates; i++) {
sleep(sleep_time);
if (moreheaders && ((i % height) == 0))
new_header();
tog = !tog;
meminfo();
getstat(cpu_use + tog, cpu_nic + tog, cpu_sys + tog,
cpu_idl + tog, cpu_iow + tog, cpu_xxx + tog,
cpu_yyy + tog, cpu_zzz + tog, pgpgin + tog,
pgpgout + tog, pswpin + tog, pswpout + tog, intr + tog,
ctxt + tog, &running, &blocked, &dummy_1, &dummy_2);
if (t_option) {
(void) time( &the_time );
tm_ptr = localtime( &the_time );
if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm_ptr)) {
;
} else {
timebuf[0] = '\0';
}
}
duse =
cpu_use[tog] - cpu_use[!tog] + cpu_nic[tog] - cpu_nic[!tog];
dsys =
cpu_sys[tog] - cpu_sys[!tog] + cpu_xxx[tog] -
cpu_xxx[!tog] + cpu_yyy[tog] - cpu_yyy[!tog];
didl = cpu_idl[tog] - cpu_idl[!tog];
diow = cpu_iow[tog] - cpu_iow[!tog];
dstl = cpu_zzz[tog] - cpu_zzz[!tog];
/* idle can run backwards for a moment -- kernel "feature" */
if (debt) {
didl = (int)didl + debt;
debt = 0;
}
if ((int)didl < 0) {
debt = (int)didl;
didl = 0;
}
Div = duse + dsys + didl + diow + dstl;
if (!Div) Div = 1, didl = 1;
divo2 = Div / 2UL;
printf(w_option ? wide_format : format,
running,
blocked,
unitConvert(kb_swap_used),unitConvert(kb_main_free),
unitConvert(a_option?kb_inactive:kb_main_buffers),
unitConvert(a_option?kb_active:kb_main_cached),
/*si */
(unsigned)( ( unitConvert((pswpin [tog] - pswpin [!tog])*kb_per_page)+sleep_half )/sleep_time ),
/* so */
(unsigned)( ( unitConvert((pswpout[tog] - pswpout[!tog])*kb_per_page)+sleep_half )/sleep_time ),
/* bi */
(unsigned)( ( pgpgin [tog] - pgpgin [!tog] +sleep_half )/sleep_time ),
/* bo */
(unsigned)( ( pgpgout[tog] - pgpgout[!tog] +sleep_half )/sleep_time ),
/* in */
(unsigned)( ( intr [tog] - intr [!tog] +sleep_half )/sleep_time ),
/* cs */
(unsigned)( ( ctxt [tog] - ctxt [!tog] +sleep_half )/sleep_time ),
/* us */
(unsigned)( (100*duse+divo2)/Div ),
/* sy */
(unsigned)( (100*dsys+divo2)/Div ),
/* id */
(unsigned)( (100*didl+divo2)/Div ),
/* wa */
(unsigned)( (100*diow+divo2)/Div ),
/* st */
(unsigned)( (100*dstl+divo2)/Div )
);
if (t_option) {
printf(" %s", timebuf);
}
printf("\n");
}
}
static void diskpartition_header(const char *partition_name)
{
printf("%-10s %10s %16s %10s %16s\n",
partition_name,
/* Translation Hint: Translating folloging disk partition
* header fields that follow (marked with max x chars) might
* not work, unless manual page is translated as well. */
/* Translation Hint: max 10 chars. */
_("reads"),
/* Translation Hint: max 16 chars. */
_("read sectors"),
/* Translation Hint: max 10 chars. */
_("writes"),
/* Translation Hint: max 16 chars */
_("requested writes"));
}
static int diskpartition_format(const char *partition_name)
{
FILE *fDiskstat;
struct disk_stat *disks;
struct partition_stat *partitions, *current_partition = NULL;
unsigned long ndisks, j, k, npartitions;
const char format[] = "%21u %16llu %10u %16llu\n";
fDiskstat = fopen("/proc/diskstats", "rb");
if (!fDiskstat)
xerrx(EXIT_FAILURE,
_("your kernel does not support diskstat. (2.5.70 or above required)"));
fclose(fDiskstat);
ndisks = getdiskstat(&disks, &partitions);
npartitions = getpartitions_num(disks, ndisks);
for (k = 0; k < npartitions; k++) {
if (!strcmp(partition_name, partitions[k].partition_name)) {
current_partition = &(partitions[k]);
}
}
if (!current_partition) {
free(disks);
free(partitions);
return -1;
}
diskpartition_header(partition_name);
printf(format,
current_partition->reads, current_partition->reads_sectors,
current_partition->writes, current_partition->requested_writes);
fflush(stdout);
free(disks);
free(partitions);
for (j = 1; infinite_updates || j < num_updates; j++) {
if (moreheaders && ((j % height) == 0))
diskpartition_header(partition_name);
sleep(sleep_time);
ndisks = getdiskstat(&disks, &partitions);
npartitions = getpartitions_num(disks, ndisks);
current_partition = NULL;
for (k = 0; k < npartitions; k++) {
if (!strcmp
(partition_name, partitions[k].partition_name)) {
current_partition = &(partitions[k]);
}
}
if (!current_partition) {
free(disks);
free(partitions);
return -1;
}
printf(format,
current_partition->reads,
current_partition->reads_sectors,
current_partition->writes,
current_partition->requested_writes);
fflush(stdout);
free(disks);
free(partitions);
}
return 0;
}
static void diskheader(void)
{
struct tm *tm_ptr;
time_t the_time;
char timebuf[32];
/* Translation Hint: Translating folloging header & fields
* that follow (marked with max x chars) might not work,
* unless manual page is translated as well. */
const char *header =
_("disk- ------------reads------------ ------------writes----------- -----IO------");
const char *wide_header =
_("disk- -------------------reads------------------- -------------------writes------------------ ------IO-------");
const char *timestamp_header = _(" -----timestamp-----");
const char format[] =
"%5s %6s %6s %7s %7s %6s %6s %7s %7s %6s %6s";
const char wide_format[] =
"%5s %9s %9s %11s %11s %9s %9s %11s %11s %7s %7s";
printf("%s", w_option ? wide_header : header);
if (t_option) {
printf("%s", timestamp_header);
}
printf("\n");
printf(w_option ? wide_format : format,
" ",
/* Translation Hint: max 6 chars */
_("total"),
/* Translation Hint: max 6 chars */
_("merged"),
/* Translation Hint: max 7 chars */
_("sectors"),
/* Translation Hint: max 7 chars */
_("ms"),
/* Translation Hint: max 6 chars */
_("total"),
/* Translation Hint: max 6 chars */
_("merged"),
/* Translation Hint: max 7 chars */
_("sectors"),
/* Translation Hint: max 7 chars */
_("ms"),
/* Translation Hint: max 6 chars */
_("cur"),
/* Translation Hint: max 6 chars */
_("sec"));
if (t_option) {
(void) time( &the_time );
tm_ptr = localtime( &the_time );
if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Z", tm_ptr)) {
const size_t len = strlen(timestamp_header);
if (len >= 1 && len - 1 < sizeof(timebuf)) {
timebuf[len - 1] = '\0';
}
} else {
timebuf[0] = '\0';
}
printf(" %*s", (int)(strlen(timestamp_header) - 1), timebuf);
}
printf("\n");
}
static void diskformat(void)
{
const char format[] =
"%-5s %6u %6u %7llu %7u %6u %6u %7llu %7u %6u %6u";
const char wide_format[] =
"%-5s %9u %9u %11llu %11u %9u %9u %11llu %11u %7u %7u";
FILE *fDiskstat;
struct disk_stat *disks;
struct partition_stat *partitions;
unsigned long ndisks, i, j, k;
struct tm *tm_ptr;
time_t the_time;
char timebuf[32];
if ((fDiskstat = fopen("/proc/diskstats", "rb"))) {
fclose(fDiskstat);
ndisks = getdiskstat(&disks, &partitions);
if (t_option) {
(void) time( &the_time );
tm_ptr = localtime( &the_time );
if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm_ptr)) {
;
} else {
timebuf[0] = '\0';
}
}
if (!moreheaders)
diskheader();
for (k = 0; k < ndisks; k++) {
if (moreheaders && ((k % height) == 0))
diskheader();
printf(w_option ? wide_format : format,
disks[k].disk_name,
disks[k].reads,
disks[k].merged_reads,
disks[k].reads_sectors,
disks[k].milli_reading,
disks[k].writes,
disks[k].merged_writes,
disks[k].written_sectors,
disks[k].milli_writing,
disks[k].inprogress_IO ? disks[k].inprogress_IO / 1000 : 0,
disks[k].milli_spent_IO ? disks[k].
milli_spent_IO / 1000 : 0);
if (t_option) {
printf(" %s", timebuf);
}
printf("\n");
fflush(stdout);
}
free(disks);
free(partitions);
for (j = 1; infinite_updates || j < num_updates; j++) {
sleep(sleep_time);
ndisks = getdiskstat(&disks, &partitions);
if (t_option) {
(void) time( &the_time );
tm_ptr = localtime( &the_time );
if (tm_ptr && strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm_ptr)) {
;
} else {
timebuf[0] = '\0';
}
}
for (i = 0; i < ndisks; i++, k++) {
if (moreheaders && ((k % height) == 0))
diskheader();
printf(w_option ? wide_format : format,
disks[i].disk_name,
disks[i].reads,
disks[i].merged_reads,
disks[i].reads_sectors,
disks[i].milli_reading,
disks[i].writes,
disks[i].merged_writes,
disks[i].written_sectors,
disks[i].milli_writing,
disks[i].inprogress_IO ? disks[i].inprogress_IO / 1000 : 0,
disks[i].milli_spent_IO ? disks[i].
milli_spent_IO / 1000 : 0);
if (t_option) {
printf(" %s", timebuf);
}
printf("\n");
fflush(stdout);
}
free(disks);
free(partitions);
}
} else
xerrx(EXIT_FAILURE,
_("your kernel does not support diskstat (2.5.70 or above required)"));
}
static void slabheader(void)
{
printf("%-24s %6s %6s %6s %6s\n",
/* Translation Hint: Translating folloging slab fields that
* follow (marked with max x chars) might not work, unless
* manual page is translated as well. */
/* Translation Hint: max 24 chars */
_("Cache"),
/* Translation Hint: max 6 chars */
_("Num"),
/* Translation Hint: max 6 chars */
_("Total"),
/* Translation Hint: max 6 chars */
_("Size"),
/* Translation Hint: max 6 chars */
_("Pages"));
}
static void slabformat(void)
{
FILE *fSlab;
struct slab_cache *slabs;
unsigned long nSlab, i, j, k;
const char format[] = "%-24s %6u %6u %6u %6u\n";
fSlab = fopen("/proc/slabinfo", "rb");
if (!fSlab) {
xwarnx(_("your kernel does not support slabinfo or your permissions are insufficient"));
return;
}
if (!moreheaders)
slabheader();
nSlab = getslabinfo(&slabs);
for (k = 0; k < nSlab; k++) {
if (moreheaders && ((k % height) == 0))
slabheader();
printf(format,
slabs[k].name,
slabs[k].active_objs,
slabs[k].num_objs,
slabs[k].objsize, slabs[k].objperslab);
}
free(slabs);
for (j = 1, k = 1; infinite_updates || j < num_updates; j++) {
sleep(sleep_time);
nSlab = getslabinfo(&slabs);
for (i = 0; i < nSlab; i++, k++) {
if (moreheaders && ((k % height) == 0))
slabheader();
printf(format,
slabs[i].name,
slabs[i].active_objs,
slabs[i].num_objs,
slabs[i].objsize, slabs[i].objperslab);
}
free(slabs);
}
fclose(fSlab);
}
static void disksum_format(void)
{
FILE *fDiskstat;
struct disk_stat *disks;
struct partition_stat *partitions;
int ndisks, i;
unsigned long reads, merged_reads, read_sectors, milli_reading, writes,
merged_writes, written_sectors, milli_writing, inprogress_IO,
milli_spent_IO, weighted_milli_spent_IO;
reads = merged_reads = read_sectors = milli_reading = writes =
merged_writes = written_sectors = milli_writing = inprogress_IO =
milli_spent_IO = weighted_milli_spent_IO = 0;
if ((fDiskstat = fopen("/proc/diskstats", "rb"))) {
fclose(fDiskstat);
ndisks = getdiskstat(&disks, &partitions);
printf(_("%13d disks \n"), ndisks);
printf(_("%13d partitions \n"),
getpartitions_num(disks, ndisks));
for (i = 0; i < ndisks; i++) {
reads += disks[i].reads;
merged_reads += disks[i].merged_reads;
read_sectors += disks[i].reads_sectors;
milli_reading += disks[i].milli_reading;
writes += disks[i].writes;
merged_writes += disks[i].merged_writes;
written_sectors += disks[i].written_sectors;
milli_writing += disks[i].milli_writing;
inprogress_IO += disks[i].inprogress_IO ? disks[i].inprogress_IO / 1000 : 0;
milli_spent_IO += disks[i].milli_spent_IO ? disks[i].milli_spent_IO / 1000 : 0;
}
printf(_("%13lu total reads\n"), reads);
printf(_("%13lu merged reads\n"), merged_reads);
printf(_("%13lu read sectors\n"), read_sectors);
printf(_("%13lu milli reading\n"), milli_reading);
printf(_("%13lu writes\n"), writes);
printf(_("%13lu merged writes\n"), merged_writes);
printf(_("%13lu written sectors\n"), written_sectors);
printf(_("%13lu milli writing\n"), milli_writing);
printf(_("%13lu inprogress IO\n"), inprogress_IO);
printf(_("%13lu milli spent IO\n"), milli_spent_IO);
free(disks);
free(partitions);
}
}
static void sum_format(void)
{
unsigned int running, blocked, btime, processes;
jiff cpu_use, cpu_nic, cpu_sys, cpu_idl, cpu_iow, cpu_xxx, cpu_yyy, cpu_zzz;
unsigned long pgpgin, pgpgout, pswpin, pswpout;
unsigned int intr, ctxt;
meminfo();
getstat(&cpu_use, &cpu_nic, &cpu_sys, &cpu_idl,
&cpu_iow, &cpu_xxx, &cpu_yyy, &cpu_zzz,
&pgpgin, &pgpgout, &pswpin, &pswpout,
&intr, &ctxt, &running, &blocked, &btime, &processes);
printf(_("%13lu %s total memory\n"), unitConvert(kb_main_total), szDataUnit);
printf(_("%13lu %s used memory\n"), unitConvert(kb_main_used), szDataUnit);
printf(_("%13lu %s active memory\n"), unitConvert(kb_active), szDataUnit);
printf(_("%13lu %s inactive memory\n"), unitConvert(kb_inactive), szDataUnit);
printf(_("%13lu %s free memory\n"), unitConvert(kb_main_free), szDataUnit);
printf(_("%13lu %s buffer memory\n"), unitConvert(kb_main_buffers), szDataUnit);
printf(_("%13lu %s swap cache\n"), unitConvert(kb_main_cached), szDataUnit);
printf(_("%13lu %s total swap\n"), unitConvert(kb_swap_total), szDataUnit);
printf(_("%13lu %s used swap\n"), unitConvert(kb_swap_used), szDataUnit);
printf(_("%13lu %s free swap\n"), unitConvert(kb_swap_free), szDataUnit);
printf(_("%13lld non-nice user cpu ticks\n"), cpu_use);
printf(_("%13lld nice user cpu ticks\n"), cpu_nic);
printf(_("%13lld system cpu ticks\n"), cpu_sys);
printf(_("%13lld idle cpu ticks\n"), cpu_idl);
printf(_("%13lld IO-wait cpu ticks\n"), cpu_iow);
printf(_("%13lld IRQ cpu ticks\n"), cpu_xxx);
printf(_("%13lld softirq cpu ticks\n"), cpu_yyy);
printf(_("%13lld stolen cpu ticks\n"), cpu_zzz);
printf(_("%13lu pages paged in\n"), pgpgin);
printf(_("%13lu pages paged out\n"), pgpgout);
printf(_("%13lu pages swapped in\n"), pswpin);
printf(_("%13lu pages swapped out\n"), pswpout);
printf(_("%13u interrupts\n"), intr);
printf(_("%13u CPU context switches\n"), ctxt);
printf(_("%13u boot time\n"), btime);
printf(_("%13u forks\n"), processes);
}
static void fork_format(void)
{
unsigned int running, blocked, btime, processes;
jiff cpu_use, cpu_nic, cpu_sys, cpu_idl, cpu_iow, cpu_xxx, cpu_yyy, cpu_zzz;
unsigned long pgpgin, pgpgout, pswpin, pswpout;
unsigned int intr, ctxt;
getstat(&cpu_use, &cpu_nic, &cpu_sys, &cpu_idl,
&cpu_iow, &cpu_xxx, &cpu_yyy, &cpu_zzz,
&pgpgin, &pgpgout, &pswpin, &pswpout,
&intr, &ctxt, &running, &blocked, &btime, &processes);
printf(_("%13u forks\n"), processes);
}
static int winhi(void)
{
struct winsize win;
int rows = 24;
if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &win) != -1 && 0 < win.ws_row)
rows = win.ws_row;
return rows;
}
int main(int argc, char *argv[])
{
char *partition = NULL;
int c;
long tmp;
static const struct option longopts[] = {
{"active", no_argument, NULL, 'a'},
{"forks", no_argument, NULL, 'f'},
{"slabs", no_argument, NULL, 'm'},
{"one-header", no_argument, NULL, 'n'},
{"stats", no_argument, NULL, 's'},
{"disk", no_argument, NULL, 'd'},
{"disk-sum", no_argument, NULL, 'D'},
{"partition", required_argument, NULL, 'p'},
{"unit", required_argument, NULL, 'S'},
{"wide", no_argument, NULL, 'w'},
{"timestamp", no_argument, NULL, 't'},
{"help", no_argument, NULL, 'h'},
{"version", no_argument, NULL, 'V'},
{NULL, 0, NULL, 0}
};
#ifdef HAVE_PROGRAM_INVOCATION_NAME
program_invocation_name = program_invocation_short_name;
#endif
setlocale (LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
atexit(close_stdout);
while ((c =
getopt_long(argc, argv, "afmnsdDp:S:wthV", longopts,
NULL)) != -1)
switch (c) {
case 'V':
printf(PROCPS_NG_VERSION);
return EXIT_SUCCESS;
case 'h':
usage(stdout);
case 'd':
statMode |= DISKSTAT;
break;
case 'a':
/* active/inactive mode */
a_option = 1;
break;
case 'f':
/* FIXME: check for conflicting args */
fork_format();
exit(0);
case 'm':
statMode |= SLABSTAT;
break;
case 'D':
statMode |= DISKSUMSTAT;
break;
case 'n':
/* print only one header */
moreheaders = FALSE;
break;
case 'p':
statMode |= PARTITIONSTAT;
partition = optarg;
if (strncmp(partition, "/dev/", 5) == 0)
partition += 5;
break;
case 'S':
switch (optarg[0]) {
case 'b':
case 'B':
dataUnit = UNIT_B;
break;
case 'k':
dataUnit = UNIT_k;
break;
case 'K':
dataUnit = UNIT_K;
break;
case 'm':
dataUnit = UNIT_m;
break;
case 'M':
dataUnit = UNIT_M;
break;
default:
xerrx(EXIT_FAILURE,
/* Translation Hint: do not change argument characters */
_("-S requires k, K, m or M (default is KiB)"));
}
szDataUnit[0] = optarg[0];
break;
case 's':
statMode |= VMSUMSTAT;
break;
case 'w':
w_option = 1;
break;
case 't':
t_option = 1;
break;
default:
/* no other aguments defined yet. */
usage(stderr);
}
if (optind < argc) {
tmp = strtol_or_err(argv[optind++], _("failed to parse argument"));
if (tmp < 1)
xerrx(EXIT_FAILURE, _("delay must be positive integer"));
else if (UINT_MAX < tmp)
xerrx(EXIT_FAILURE, _("too large delay value"));
sleep_time = tmp;
infinite_updates = 1;
}
if (optind < argc) {
num_updates = strtol_or_err(argv[optind++], _("failed to parse argument"));
infinite_updates = 0;
}
if (optind < argc)
usage(stderr);
if (moreheaders) {
int wheight = winhi() - 3;
height = ((wheight > 0) ? wheight : 22);
}
setlinebuf(stdout);
switch (statMode) {
case (VMSTAT):
new_format();
break;
case (VMSUMSTAT):
sum_format();
break;
case (DISKSTAT):
diskformat();
break;
case (PARTITIONSTAT):
if (diskpartition_format(partition) == -1)
printf(_("partition was not found\n"));
break;
case (SLABSTAT):
slabformat();
break;
case (DISKSUMSTAT):
disksum_format();
break;
default:
usage(stderr);
break;
}
return 0;
}
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