mirror of
https://git.FreeBSD.org/src.git
synced 2025-01-26 16:18:31 +00:00
New way of getting disk drive names.
This commit is contained in:
Garrett Wollman
parent
5955221aba
commit
379bb2d779
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=3642
@ -38,6 +38,7 @@ static char sccsid[] = "@(#)disks.c 8.1 (Berkeley) 6/6/93";
|
||||
#include <sys/param.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/buf.h>
|
||||
#include <sys/dkstat.h>
|
||||
|
||||
#include <nlist.h>
|
||||
#include <ctype.h>
|
||||
@ -60,8 +61,8 @@ static struct nlist namelist[] = {
|
||||
{ "_hp_dinit" },
|
||||
#endif
|
||||
#if defined(i386)
|
||||
#define X_ISA_BIO (X_DK_WPMS+1)
|
||||
{ "_isa_devtab_bio" },
|
||||
#define X_DK_NAMES (X_DK_WPMS+1)
|
||||
{ "_dk_names" },
|
||||
#endif
|
||||
#ifdef mips
|
||||
#define X_SCSI_DINIT (X_DK_WPMS+1)
|
||||
|
||||
@ -44,51 +44,24 @@ char *defdrives[] = { 0 };
|
||||
*/
|
||||
#include <i386/isa/isa_device.h>
|
||||
|
||||
char *defdrives[] = { "fd0", "fd1", "wd0", "wd1", "sd0", "sd1", 0 };
|
||||
char *defdrives[] = { "wd0", "wd1", "sd0", "sd1" };
|
||||
|
||||
int
|
||||
read_names()
|
||||
{
|
||||
register char *p;
|
||||
register u_long isa_bio;
|
||||
static char buf[BUFSIZ];
|
||||
struct isa_device dev;
|
||||
struct isa_driver drv;
|
||||
char name[10];
|
||||
int i = 0;
|
||||
int dummydk = 0;
|
||||
int fdunit = 0;
|
||||
int wdunit = 0;
|
||||
int ahaunit = 0;
|
||||
u_long dk_names;
|
||||
static char thenames[DK_NDRIVE][DK_NAMELEN];
|
||||
int i;
|
||||
|
||||
isa_bio = namelist[X_ISA_BIO].n_value;
|
||||
if (isa_bio == 0) {
|
||||
(void) fprintf(stderr,
|
||||
"vmstat: disk init info not in namelist\n");
|
||||
dk_names = namelist[X_DK_NAMES].n_value;
|
||||
if (dk_names == 0) {
|
||||
warnx("disk name info not in namelist");
|
||||
return(0);
|
||||
}
|
||||
|
||||
p = buf;
|
||||
for (;; isa_bio += sizeof dev) {
|
||||
(void)kvm_read(kd, isa_bio, &dev, sizeof dev);
|
||||
if (dev.id_driver == 0)
|
||||
break;
|
||||
if (dev.id_alive == 0)
|
||||
continue;
|
||||
(void)kvm_read(kd, (u_long)dev.id_driver, &drv, sizeof drv);
|
||||
(void)kvm_read(kd, (u_long)drv.name, name, sizeof name);
|
||||
|
||||
/*
|
||||
* XXX FreeBSD is kinda brain dead about dk_units, or at least
|
||||
* I can't figure out how to get the real unit mappings
|
||||
*/
|
||||
if (strcmp(name, "fd") == 0) dummydk = fdunit++;
|
||||
if (strcmp(name, "wd") == 0) dummydk = wdunit++;
|
||||
if (strcmp(name, "aha") == 0) dummydk = ahaunit++;
|
||||
|
||||
dr_name[i] = p;
|
||||
p += sprintf(p, "%s%d", name, dummydk) + 1;
|
||||
i++;
|
||||
kvm_read(kd, dk_names, thenames, sizeof thenames);
|
||||
for(i = 0; thenames[i][0]; i++) {
|
||||
dr_name[i] = thenames[i];
|
||||
}
|
||||
return(1);
|
||||
}
|
||||
|
||||
@ -66,6 +66,7 @@ static char sccsid[] = "@(#)vmstat.c 8.1 (Berkeley) 6/6/93";
|
||||
#include <paths.h>
|
||||
#include <limits.h>
|
||||
|
||||
#define NEWVM /* XXX till old has been updated or purged */
|
||||
struct nlist namelist[] = {
|
||||
#define X_CPTIME 0
|
||||
{ "_cp_time" },
|
||||
@ -115,8 +116,8 @@ struct nlist namelist[] = {
|
||||
{ "_hp_dinit" },
|
||||
#endif
|
||||
#if defined(i386)
|
||||
#define X_ISA_BIO (X_END)
|
||||
{ "_isa_devtab_bio" },
|
||||
#define X_DK_NAMES (X_END)
|
||||
{ "_dk_names" },
|
||||
#endif
|
||||
#ifdef mips
|
||||
#define X_SCSI_DINIT (X_END)
|
||||
@ -425,13 +426,26 @@ dovmstat(interval, reps)
|
||||
#define rate(x) (((x) + halfuptime) / uptime) /* round */
|
||||
(void)printf("%6ld%6ld ",
|
||||
pgtok(total.t_avm), pgtok(total.t_free));
|
||||
(void)printf("%4lu ", rate(sum.v_vm_faults - osum.v_vm_faults));
|
||||
#ifdef NEWVM
|
||||
(void)printf("%4lu ", rate(sum.v_faults - osum.v_faults));
|
||||
(void)printf("%3lu ",
|
||||
rate(sum.v_reactivated - osum.v_reactivated));
|
||||
(void)printf("%3lu ", rate(sum.v_swapin + sum.v_vnodein -
|
||||
(osum.v_swapin + osum.v_vnodein)));
|
||||
(void)printf("%3lu %3lu ", rate(sum.v_swapout + sum.v_vnodeout -
|
||||
(osum.v_swapout + osum.v_vnodeout)), 0);
|
||||
(void)printf("%3lu ", rate(sum.v_pageins - osum.v_pageins));
|
||||
(void)printf("%3lu %3lu ",
|
||||
rate(sum.v_pageouts - osum.v_pageouts), 0);
|
||||
#else
|
||||
(void)printf("%3lu %2lu ",
|
||||
rate(sum.v_pgrec - (sum.v_xsfrec+sum.v_xifrec) -
|
||||
(osum.v_pgrec - (osum.v_xsfrec+osum.v_xifrec))),
|
||||
rate(sum.v_xsfrec + sum.v_xifrec -
|
||||
osum.v_xsfrec - osum.v_xifrec));
|
||||
(void)printf("%3lu ",
|
||||
rate(pgtok(sum.v_pgpgin - osum.v_pgpgin)));
|
||||
(void)printf("%3lu %3lu ",
|
||||
rate(pgtok(sum.v_pgpgout - osum.v_pgpgout)),
|
||||
rate(pgtok(sum.v_dfree - osum.v_dfree)));
|
||||
(void)printf("%3d ", pgtok(deficit));
|
||||
#endif
|
||||
(void)printf("%3lu ", rate(sum.v_scan - osum.v_scan));
|
||||
dkstats();
|
||||
(void)printf("%4lu %4lu %3lu ",
|
||||
@ -449,10 +463,7 @@ dovmstat(interval, reps)
|
||||
* We round upward to avoid losing low-frequency events
|
||||
* (i.e., >= 1 per interval but < 1 per second).
|
||||
*/
|
||||
if (interval != 1)
|
||||
halfuptime = (uptime + 1) / 2;
|
||||
else
|
||||
halfuptime = 0;
|
||||
halfuptime = (uptime + 1) / 2;
|
||||
(void)sleep(interval);
|
||||
}
|
||||
}
|
||||
@ -467,7 +478,11 @@ printhdr()
|
||||
ndrives * 3 - 6, "");
|
||||
else
|
||||
(void)printf("%*s faults cpu\n", ndrives * 3, "");
|
||||
#ifndef NEWVM
|
||||
(void)printf(" r b w avm fre re at pi po fr de sr ");
|
||||
#else
|
||||
(void)printf(" r b w avm fre flt re pi po fr sr ");
|
||||
#endif
|
||||
for (i = 0; i < dk_ndrive; i++)
|
||||
if (dr_select[i])
|
||||
(void)printf("%c%c ", dr_name[i][0],
|
||||
@ -527,6 +542,9 @@ void
|
||||
dosum()
|
||||
{
|
||||
struct nchstats nchstats;
|
||||
#ifndef NEWVM
|
||||
struct xstats xstats;
|
||||
#endif
|
||||
long nchtotal;
|
||||
#if defined(tahoe)
|
||||
struct keystats keystats;
|
||||
@ -541,20 +559,22 @@ dosum()
|
||||
#endif
|
||||
(void)printf("%9u traps\n", sum.v_trap);
|
||||
(void)printf("%9u system calls\n", sum.v_syscall);
|
||||
(void)printf("%9u swap pager pageins\n", sum.v_swapin);
|
||||
(void)printf("%9u swap pager pageouts\n", sum.v_swapout);
|
||||
(void)printf("%9u swap pager pages paged in\n", sum.v_swappgsin);
|
||||
(void)printf("%9u swap pager pages paged out\n", sum.v_swappgsout);
|
||||
(void)printf("%9u vnode pager pageins\n", sum.v_vnodein);
|
||||
(void)printf("%9u vnode pager pageouts\n", sum.v_vnodeout);
|
||||
(void)printf("%9u vnode pager pages paged in\n", sum.v_vnodepgsin);
|
||||
(void)printf("%9u vnode pager pages paged out\n", sum.v_vnodepgsout);
|
||||
(void)printf("%9u total faults taken\n", sum.v_faults);
|
||||
(void)printf("%9u swap ins\n", sum.v_swpin);
|
||||
(void)printf("%9u swap outs\n", sum.v_swpout);
|
||||
(void)printf("%9u pages swapped in\n", sum.v_pswpin / CLSIZE);
|
||||
(void)printf("%9u pages swapped out\n", sum.v_pswpout / CLSIZE);
|
||||
(void)printf("%9u page ins\n", sum.v_pageins);
|
||||
(void)printf("%9u page outs\n", sum.v_pageouts);
|
||||
(void)printf("%9u pages paged in\n", sum.v_pgpgin);
|
||||
(void)printf("%9u pages paged out\n", sum.v_pgpgout);
|
||||
(void)printf("%9u pages reactivated\n", sum.v_reactivated);
|
||||
(void)printf("%9u intransit blocking page faults\n", sum.v_intrans);
|
||||
(void)printf("%9u zero fill pages created\n", sum.v_nzfod);
|
||||
(void)printf("%9u zero fill page faults\n", sum.v_zfod);
|
||||
(void)printf("%9u zero fill pages created\n", sum.v_nzfod / CLSIZE);
|
||||
(void)printf("%9u zero fill page faults\n", sum.v_zfod / CLSIZE);
|
||||
(void)printf("%9u pages examined by the clock daemon\n", sum.v_scan);
|
||||
(void)printf("%9u revolutions of the clock hand\n", sum.v_rev);
|
||||
#ifdef NEWVM
|
||||
(void)printf("%9u VM object cache lookups\n", sum.v_lookups);
|
||||
(void)printf("%9u VM object hits\n", sum.v_hits);
|
||||
(void)printf("%9u total VM faults taken\n", sum.v_vm_faults);
|
||||
@ -566,6 +586,24 @@ dosum()
|
||||
(void)printf("%9u pages active\n", sum.v_active_count);
|
||||
(void)printf("%9u pages inactive\n", sum.v_inactive_count);
|
||||
(void)printf("%9u bytes per page\n", sum.v_page_size);
|
||||
#else
|
||||
(void)printf("%9u sequential process pages freed\n", sum.v_seqfree);
|
||||
(void)printf("%9u total reclaims (%d%% fast)\n", sum.v_pgrec,
|
||||
PCT(sum.v_fastpgrec, sum.v_pgrec));
|
||||
(void)printf("%9u reclaims from free list\n", sum.v_pgfrec);
|
||||
(void)printf("%9u executable fill pages created\n",
|
||||
sum.v_nexfod / CLSIZE);
|
||||
(void)printf("%9u executable fill page faults\n",
|
||||
sum.v_exfod / CLSIZE);
|
||||
(void)printf("%9u swap text pages found in free list\n",
|
||||
sum.v_xsfrec);
|
||||
(void)printf("%9u inode text pages found in free list\n",
|
||||
sum.v_xifrec);
|
||||
(void)printf("%9u file fill pages created\n", sum.v_nvrfod / CLSIZE);
|
||||
(void)printf("%9u file fill page faults\n", sum.v_vrfod / CLSIZE);
|
||||
(void)printf("%9u pages freed by the clock daemon\n",
|
||||
sum.v_dfree / CLSIZE);
|
||||
#endif
|
||||
kread(X_NCHSTATS, &nchstats, sizeof(nchstats));
|
||||
nchtotal = nchstats.ncs_goodhits + nchstats.ncs_neghits +
|
||||
nchstats.ncs_badhits + nchstats.ncs_falsehits +
|
||||
@ -580,6 +618,16 @@ dosum()
|
||||
PCT(nchstats.ncs_badhits, nchtotal),
|
||||
PCT(nchstats.ncs_falsehits, nchtotal),
|
||||
PCT(nchstats.ncs_long, nchtotal));
|
||||
#ifndef NEWVM
|
||||
kread(X_XSTATS, &xstats, sizeof(xstats));
|
||||
(void)printf("%9lu total calls to xalloc (cache hits %d%%)\n",
|
||||
xstats.alloc, PCT(xstats.alloc_cachehit, xstats.alloc));
|
||||
(void)printf("%9s sticky %lu flushed %lu unused %lu\n", "",
|
||||
xstats.alloc_inuse, xstats.alloc_cacheflush, xstats.alloc_unused);
|
||||
(void)printf("%9lu total calls to xfree", xstats.free);
|
||||
(void)printf(" (sticky %lu cached %lu swapped %lu)\n",
|
||||
xstats.free_inuse, xstats.free_cache, xstats.free_cacheswap);
|
||||
#endif
|
||||
#if defined(tahoe)
|
||||
kread(X_CKEYSTATS, &keystats, sizeof(keystats));
|
||||
(void)printf("%9d %s (free %d%% norefs %d%% taken %d%% shared %d%%)\n",
|
||||
@ -828,7 +876,12 @@ void
|
||||
usage()
|
||||
{
|
||||
(void)fprintf(stderr,
|
||||
#ifndef NEWVM
|
||||
"usage: vmstat [-fimst] [-c count] [-M core] \
|
||||
[-N system] [-w wait] [disks]\n");
|
||||
#else
|
||||
"usage: vmstat [-ims] [-c count] [-M core] \
|
||||
[-N system] [-w wait] [disks]\n");
|
||||
#endif
|
||||
exit(1);
|
||||
}
|
||||
|
||||
@ -86,6 +86,10 @@ struct nlist namelist[] = {
|
||||
#define X_HPDINIT (X_END+1)
|
||||
{ "_hp_dinit" },
|
||||
#endif
|
||||
#if defined(i386)
|
||||
#define X_DK_NAMES (X_END+1)
|
||||
{ "_dk_names" },
|
||||
#endif
|
||||
#ifdef mips
|
||||
#define X_SCSI_DINIT (X_END+1)
|
||||
{ "_scsi_dinit" },
|
||||
|
||||
Loading…
Reference in New Issue
Block a user