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man:sysconf(3) states:
    The values obtained from these functions are system configuration constants.
    They do not change during the lifetime of a process.
This commit is contained in:
Christian Göttsche
2020-10-15 22:37:02 +02:00
parent 0db398d4c3
commit 361877454f
11 changed files with 60 additions and 49 deletions
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25
solaris/SolarisProcessList.c
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@ -23,6 +23,9 @@ in the source distribution for its full text.
#include <math.h>
#include <time.h>
#include "CRT.h"
#define MAXCMDLINE 255
char* SolarisProcessList_readZoneName(kstat_ctl_t* kd, SolarisProcess* sproc) {
@ -157,22 +160,22 @@ static inline void SolarisProcessList_scanMemoryInfo(ProcessList* pl) {
freemem_pgs = kstat_data_lookup(meminfo, "freemem");
pages = kstat_data_lookup(meminfo, "pagestotal");
pl->totalMem = totalmem_pgs->value.ui64 * PAGE_SIZE_KB;
if (pl->totalMem > freemem_pgs->value.ui64 * PAGE_SIZE_KB)
pl->usedMem = pl->totalMem - freemem_pgs->value.ui64 * PAGE_SIZE_KB;
pl->totalMem = totalmem_pgs->value.ui64 * CRT_pageSizeKB;
if (pl->totalMem > freemem_pgs->value.ui64 * CRT_pageSizeKB)
pl->usedMem = pl->totalMem - freemem_pgs->value.ui64 * CRT_pageSizeKB;
else
pl->usedMem = 0; // This can happen in non-global zone (in theory)
pl->usedMem = 0; // This can happen in non-global zone (in theory)
// Not sure how to implement this on Solaris - suggestions welcome!
pl->cachedMem = 0;
// Not really "buffers" but the best Solaris analogue that I can find to
// "memory in use but not by programs or the kernel itself"
pl->buffersMem = (totalmem_pgs->value.ui64 - pages->value.ui64) * PAGE_SIZE_KB;
pl->buffersMem = (totalmem_pgs->value.ui64 - pages->value.ui64) * CRT_pageSizeKB;
} else {
// Fall back to basic sysconf if kstat isn't working
pl->totalMem = sysconf(_SC_PHYS_PAGES) * PAGE_SIZE;
pl->totalMem = sysconf(_SC_PHYS_PAGES) * CRT_pageSize;
pl->buffersMem = 0;
pl->cachedMem = 0;
pl->usedMem = pl->totalMem - (sysconf(_SC_AVPHYS_PAGES) * PAGE_SIZE);
pl->usedMem = pl->totalMem - (sysconf(_SC_AVPHYS_PAGES) * CRT_pageSize);
}
// Part 2 - swap
@ -198,8 +201,8 @@ static inline void SolarisProcessList_scanMemoryInfo(ProcessList* pl) {
}
free(spathbase);
free(sl);
pl->totalSwap = totalswap * PAGE_SIZE_KB;
pl->usedSwap = pl->totalSwap - (totalfree * PAGE_SIZE_KB);
pl->totalSwap = totalswap * CRT_pageSizeKB;
pl->usedSwap = pl->totalSwap - (totalfree * CRT_pageSizeKB);
}
static inline void SolarisProcessList_scanZfsArcstats(ProcessList* pl) {
@ -297,8 +300,8 @@ int SolarisProcessList_walkproc(psinfo_t *_psinfo, lwpsinfo_t *_lwpsinfo, void *
proc->pgrp = _psinfo->pr_pgid;
proc->nlwp = _psinfo->pr_nlwp;
proc->tty_nr = _psinfo->pr_ttydev;
proc->m_resident = _psinfo->pr_rssize/PAGE_SIZE_KB;
proc->m_size = _psinfo->pr_size/PAGE_SIZE_KB;
proc->m_resident = _psinfo->pr_rssize/CRT_pageSizeKB;
proc->m_size = _psinfo->pr_size/CRT_pageSizeKB;
if (!preExisting) {
sproc->realpid = _psinfo->pr_pid;