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Merge pull request #379 from natoscott/streamline-pagesize-variables

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Cull the definitions of pageSize and pageSizeKB from CRT.c
This commit is contained in:
Nathan Scott 2020-12-11 11:06:40 +11:00 committed by GitHub
commit 2700d99069
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11 changed files with 72 additions and 61 deletions
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8
CRT.c
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@ -608,9 +608,6 @@ const char* CRT_termType;
int CRT_colorScheme = 0;
long CRT_pageSize = -1;
long CRT_pageSizeKB = -1;
ATTR_NORETURN
static void CRT_handleSIGTERM(int sgn) {
(void) sgn;
@ -746,11 +743,6 @@ void CRT_init(const int* delay, int colorScheme, bool allowUnicode) {
mousemask(BUTTON1_RELEASED, NULL);
#endif
CRT_pageSize = sysconf(_SC_PAGESIZE);
if (CRT_pageSize == -1)
CRT_fatalError("Fatal error: Can not get PAGE_SIZE by sysconf(_SC_PAGESIZE)");
CRT_pageSizeKB = CRT_pageSize / 1024;
CRT_degreeSign = initDegreeSign();
}

3
CRT.h
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@ -156,9 +156,6 @@ extern const char* CRT_termType;
extern int CRT_colorScheme;
extern long CRT_pageSize;
extern long CRT_pageSizeKB;
#ifdef HAVE_SETUID_ENABLED
void CRT_dropPrivileges(void);

4
Process.c
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@ -328,8 +328,8 @@ void Process_writeField(const Process* this, RichString* str, ProcessField field
}
case MAJFLT: Process_colorNumber(str, this->majflt, coloring); return;
case MINFLT: Process_colorNumber(str, this->minflt, coloring); return;
case M_RESIDENT: Process_humanNumber(str, this->m_resident * CRT_pageSizeKB, coloring); return;
case M_VIRT: Process_humanNumber(str, this->m_virt * CRT_pageSizeKB, coloring); return;
case M_RESIDENT: Process_humanNumber(str, this->m_resident, coloring); return;
case M_VIRT: Process_humanNumber(str, this->m_virt, coloring); return;
case NICE: {
xSnprintf(buffer, n, "%3ld ", this->nice);
attr = this->nice < 0 ? CRT_colors[PROCESS_HIGH_PRIORITY]

4
darwin/DarwinProcess.c
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@ -258,8 +258,8 @@ void DarwinProcess_setFromLibprocPidinfo(DarwinProcess* proc, DarwinProcessList*
proc->super.time = (pti.pti_total_system + pti.pti_total_user) / 10000000;
proc->super.nlwp = pti.pti_threadnum;
proc->super.m_virt = pti.pti_virtual_size / CRT_pageSize;
proc->super.m_resident = pti.pti_resident_size / CRT_pageSize;
proc->super.m_virt = pti.pti_virtual_size / ONE_K;
proc->super.m_resident = pti.pti_resident_size / ONE_K;
proc->super.majflt = pti.pti_faults;
proc->super.percent_mem = (double)pti.pti_resident_size * 100.0
/ (double)dpl->host_info.max_mem;

15
dragonflybsd/DragonFlyBSDProcessList.c
View File

@ -55,12 +55,9 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
len = 2; sysctlnametomib("hw.physmem", MIB_hw_physmem, &len);
len = sizeof(pageSize);
if (sysctlbyname("vm.stats.vm.v_page_size", &pageSize, &len, NULL, 0) == -1) {
pageSize = CRT_pageSize;
pageSizeKb = CRT_pageSizeKB;
} else {
pageSizeKb = pageSize / ONE_K;
}
if (sysctlbyname("vm.stats.vm.v_page_size", &pageSize, &len, NULL, 0) == -1)
CRT_fatalError("Cannot get pagesize by sysctl");
pageSizeKb = pageSize / ONE_K;
// usable page count vm.stats.vm.v_page_count
// actually usable memory : vm.stats.vm.v_page_count * vm.stats.vm.v_page_size
@ -433,13 +430,13 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
}
}
proc->m_virt = kproc->kp_vm_map_size / pageSize;
proc->m_resident = kproc->kp_vm_rssize;
proc->m_virt = kproc->kp_vm_map_size / ONE_K;
proc->m_resident = kproc->kp_vm_rssize * pageSizeKB;
proc->nlwp = kproc->kp_nthreads; // number of lwp thread
proc->time = (kproc->kp_swtime + 5000) / 10000;
proc->percent_cpu = 100.0 * ((double)kproc->kp_lwp.kl_pctcpu / (double)kernelFScale);
proc->percent_mem = 100.0 * (proc->m_resident * pageSizeKb) / (double)(super->totalMem);
proc->percent_mem = 100.0 * proc->m_resident / (double)(super->totalMem);
if (proc->percent_cpu > 0.1) {
// system idle process should own all CPU time left regardless of CPU count

15
freebsd/FreeBSDProcessList.c
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@ -72,12 +72,9 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
len = 2; sysctlnametomib("hw.physmem", MIB_hw_physmem, &len);
len = sizeof(pageSize);
if (sysctlbyname("vm.stats.vm.v_page_size", &pageSize, &len, NULL, 0) == -1) {
pageSize = CRT_pageSize;
pageSizeKb = CRT_pageSize;
} else {
pageSizeKb = pageSize / ONE_K;
}
if (sysctlbyname("vm.stats.vm.v_page_size", &pageSize, &len, NULL, 0) == -1)
CRT_fatalError("Cannot get pagesize by sysctl");
pageSizeKb = pageSize / ONE_K;
// usable page count vm.stats.vm.v_page_count
// actually usable memory : vm.stats.vm.v_page_count * vm.stats.vm.v_page_size
@ -526,13 +523,13 @@ void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) {
}
// from FreeBSD source /src/usr.bin/top/machine.c
proc->m_virt = kproc->ki_size / pageSize;
proc->m_resident = kproc->ki_rssize;
proc->m_virt = kproc->ki_size / ONE_K;
proc->m_resident = kproc->ki_rssize * pageSizeKb;
proc->nlwp = kproc->ki_numthreads;
proc->time = (kproc->ki_runtime + 5000) / 10000;
proc->percent_cpu = 100.0 * ((double)kproc->ki_pctcpu / (double)kernelFScale);
proc->percent_mem = 100.0 * (proc->m_resident * pageSizeKb) / (double)(super->totalMem);
proc->percent_mem = 100.0 * proc->m_resident / (double)(super->totalMem);
/*
* TODO

12
linux/LinuxProcess.c
View File

@ -25,6 +25,8 @@ in the source distribution for its full text.
/* semi-global */
long long btime;
int pageSize;
int pageSizeKB;
/* Used to identify kernel threads in Comm and Exe columns */
static const char *const kthreadID = "KTHREAD";
@ -632,19 +634,19 @@ static void LinuxProcess_writeField(const Process* this, RichString* str, Proces
}
case CMINFLT: Process_colorNumber(str, lp->cminflt, coloring); return;
case CMAJFLT: Process_colorNumber(str, lp->cmajflt, coloring); return;
case M_DRS: Process_humanNumber(str, lp->m_drs * CRT_pageSizeKB, coloring); return;
case M_DT: Process_humanNumber(str, lp->m_dt * CRT_pageSizeKB, coloring); return;
case M_DRS: Process_humanNumber(str, lp->m_drs * pageSizeKB, coloring); return;
case M_DT: Process_humanNumber(str, lp->m_dt * pageSizeKB, coloring); return;
case M_LRS:
if (lp->m_lrs) {
Process_humanNumber(str, lp->m_lrs * CRT_pageSizeKB, coloring);
Process_humanNumber(str, lp->m_lrs * pageSizeKB, coloring);
return;
}
attr = CRT_colors[PROCESS_SHADOW];
xSnprintf(buffer, n, " N/A ");
break;
case M_TRS: Process_humanNumber(str, lp->m_trs * CRT_pageSizeKB, coloring); return;
case M_SHARE: Process_humanNumber(str, lp->m_share * CRT_pageSizeKB, coloring); return;
case M_TRS: Process_humanNumber(str, lp->m_trs * pageSizeKB, coloring); return;
case M_SHARE: Process_humanNumber(str, lp->m_share * pageSizeKB, coloring); return;
case M_PSS: Process_humanNumber(str, lp->m_pss, coloring); return;
case M_SWAP: Process_humanNumber(str, lp->m_swap, coloring); return;
case M_PSSWP: Process_humanNumber(str, lp->m_psswp, coloring); return;

4
linux/LinuxProcess.h
View File

@ -193,6 +193,10 @@ static inline bool Process_isUserlandThread(const Process* this) {
extern long long btime;
extern int pageSize;
extern int pageSizeKB;
extern ProcessFieldData Process_fields[];
extern ProcessPidColumn Process_pidColumns[];

13
linux/LinuxProcessList.c
View File

@ -202,6 +202,12 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
LinuxProcessList_initNetlinkSocket(this);
#endif
// Initialize page size
pageSize = sysconf(_SC_PAGESIZE);
if (pageSize == -1)
CRT_fatalError("Cannot get pagesize by sysconf(_SC_PAGESIZE)");
pageSizeKB = pageSize / ONE_K;
// Check for /proc/*/smaps_rollup availability (improves smaps parsing speed, Linux 4.14+)
FILE* file = fopen(PROCDIR "/self/smaps_rollup", "r");
if (file != NULL) {
@ -573,7 +579,7 @@ static uint64_t LinuxProcessList_calcLibSize(openat_arg_t procFd) {
Hashtable_delete(ht);
return total_size / CRT_pageSize;
return total_size / pageSize;
}
static bool LinuxProcessList_readStatmFile(LinuxProcess* process, openat_arg_t procFd, bool performLookup, unsigned long long now) {
@ -593,6 +599,9 @@ static bool LinuxProcessList_readStatmFile(LinuxProcess* process, openat_arg_t p
fclose(statmfile);
if (r == 7) {
process->super.m_virt *= pageSizeKB;
process->super.m_resident *= pageSizeKB;
if (tmp_m_lrs) {
process->m_lrs = tmp_m_lrs;
} else if (performLookup) {
@ -1365,7 +1374,7 @@ static bool LinuxProcessList_recurseProcTree(LinuxProcessList* this, openat_arg_
/* period might be 0 after system sleep */
float percent_cpu = (period < 1e-6) ? 0.0f : ((lp->utime + lp->stime - lasttimes) / period * 100.0);
proc->percent_cpu = CLAMP(percent_cpu, 0.0f, cpus * 100.0f);
proc->percent_mem = (proc->m_resident * CRT_pageSizeKB) / (double)(pl->totalMem) * 100.0;
proc->percent_mem = proc->m_resident / (double)(pl->totalMem) * 100.0;
if (!preExisting) {

18
openbsd/OpenBSDProcessList.c
View File

@ -34,6 +34,8 @@ in the source distribution for its full text.
static long fscale;
static int pageSize;
static int pageSizeKB;
ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, uid_t userId) {
const int mib[] = { CTL_HW, HW_NCPU };
@ -58,6 +60,10 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
err(1, "fscale sysctl call failed");
}
if ((pageSize = sysconf(_SC_PAGESIZE)) == -1)
err(1, "pagesize sysconf call failed");
pageSizeKB = pageSize / ONE_K;
for (int i = 0; i <= pl->cpuCount; i++) {
CPUData* d = opl->cpus + i;
d->totalTime = 1;
@ -94,8 +100,8 @@ static void OpenBSDProcessList_scanMemoryInfo(ProcessList* pl) {
err(1, "uvmexp sysctl call failed");
}
pl->totalMem = uvmexp.npages * CRT_pageSizeKB;
pl->usedMem = (uvmexp.npages - uvmexp.free - uvmexp.paging) * CRT_pageSizeKB;
pl->totalMem = uvmexp.npages * pageSizeKB;
pl->usedMem = (uvmexp.npages - uvmexp.free - uvmexp.paging) * pageSizeKB;
// Taken from OpenBSD systat/iostat.c, top/machine.c and uvm_sysctl(9)
const int bcache_mib[] = { CTL_VFS, VFS_GENERIC, VFS_BCACHESTAT };
@ -106,7 +112,7 @@ static void OpenBSDProcessList_scanMemoryInfo(ProcessList* pl) {
err(1, "cannot get vfs.bcachestat");
}
pl->cachedMem = bcstats.numbufpages * CRT_pageSizeKB;
pl->cachedMem = bcstats.numbufpages * pageSizeKB;
/*
* Copyright (c) 1994 Thorsten Lockert <tholo@sigmasoft.com>
@ -222,9 +228,9 @@ static void OpenBSDProcessList_scanProcs(OpenBSDProcessList* this) {
}
}
proc->m_virt = kproc->p_vm_dsize;
proc->m_resident = kproc->p_vm_rssize;
proc->percent_mem = (proc->m_resident * CRT_pageSizeKB) / (double)(this->super.totalMem) * 100.0;
proc->m_virt = kproc->p_vm_dsize * pageSizeKB;
proc->m_resident = kproc->p_vm_rssize * pageSizeKB;
proc->percent_mem = proc->m_resident / (double)(this->super.totalMem) * 100.0;
proc->percent_cpu = CLAMP(getpcpu(kproc), 0.0, this->super.cpuCount * 100.0);
//proc->nlwp = kproc->p_numthreads;
proc->nice = kproc->p_nice - 20;

37
solaris/SolarisProcessList.c
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@ -25,9 +25,11 @@ in the source distribution for its full text.
#include "CRT.h"
#define MAXCMDLINE 255
static int pageSize;
static int pageSizeKB;
char* SolarisProcessList_readZoneName(kstat_ctl_t* kd, SolarisProcess* sproc) {
char* zname;
@ -50,13 +52,18 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidMatchList, ui
spl->kd = kstat_open();
pl->cpuCount = sysconf(_SC_NPROCESSORS_ONLN);
pageSize = sysconf(_SC_PAGESIZE);
if (pageSize == -1)
CRT_fatalError("Cannot get pagesize by sysconf(_SC_PAGESIZE)");
pageSizeKB = pageSize / 1024;
if (pl->cpuCount == 1 ) {
pl->cpuCount = sysconf(_SC_NPROCESSORS_ONLN);
if (pl->cpuCount == -1)
CRT_fatalError("Cannot get CPU count by sysconf(_SC_NPROCESSORS_ONLN)");
else if (pl->cpuCount == 1)
spl->cpus = xRealloc(spl->cpus, sizeof(CPUData));
} else {
else
spl->cpus = xRealloc(spl->cpus, (pl->cpuCount + 1) * sizeof(CPUData));
}
return pl;
}
@ -169,9 +176,9 @@ 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 * CRT_pageSizeKB;
if (pl->totalMem > freemem_pgs->value.ui64 * CRT_pageSizeKB) {
pl->usedMem = pl->totalMem - freemem_pgs->value.ui64 * CRT_pageSizeKB;
pl->totalMem = totalmem_pgs->value.ui64 * pageSizeKB;
if (pl->totalMem > freemem_pgs->value.ui64 * pageSizeKB) {
pl->usedMem = pl->totalMem - freemem_pgs->value.ui64 * pageSizeKB;
} else {
pl->usedMem = 0; // This can happen in non-global zone (in theory)
}
@ -179,13 +186,13 @@ static inline void SolarisProcessList_scanMemoryInfo(ProcessList* pl) {
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) * CRT_pageSizeKB;
pl->buffersMem = (totalmem_pgs->value.ui64 - pages->value.ui64) * pageSizeKB;
} else {
// Fall back to basic sysconf if kstat isn't working
pl->totalMem = sysconf(_SC_PHYS_PAGES) * CRT_pageSize;
pl->totalMem = sysconf(_SC_PHYS_PAGES) * pageSize;
pl->buffersMem = 0;
pl->cachedMem = 0;
pl->usedMem = pl->totalMem - (sysconf(_SC_AVPHYS_PAGES) * CRT_pageSize);
pl->usedMem = pl->totalMem - (sysconf(_SC_AVPHYS_PAGES) * pageSize);
}
// Part 2 - swap
@ -215,8 +222,8 @@ static inline void SolarisProcessList_scanMemoryInfo(ProcessList* pl) {
}
free(spathbase);
free(sl);
pl->totalSwap = totalswap * CRT_pageSizeKB;
pl->usedSwap = pl->totalSwap - (totalfree * CRT_pageSizeKB);
pl->totalSwap = totalswap * pageSizeKB;
pl->usedSwap = pl->totalSwap - (totalfree * pageSizeKB);
}
static inline void SolarisProcessList_scanZfsArcstats(ProcessList* pl) {
@ -323,8 +330,8 @@ 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 / CRT_pageSizeKB;
proc->m_virt = _psinfo->pr_size / CRT_pageSizeKB;
proc->m_resident = _psinfo->pr_rssize; // KB
proc->m_virt = _psinfo->pr_size; // KB
if (!preExisting) {
sproc->realpid = _psinfo->pr_pid;