From f3147ea2d1598914c2db53e8cfb34c8ff81e2ff4 Mon Sep 17 00:00:00 2001 From: Daniel Lange Date: Thu, 27 Aug 2020 07:48:10 +0200 Subject: New upstream version 3.0.0 --- openbsd/OpenBSDProcessList.c | 147 ++++++++++++++++++++++++++++++++++++------- 1 file changed, 126 insertions(+), 21 deletions(-) (limited to 'openbsd/OpenBSDProcessList.c') diff --git a/openbsd/OpenBSDProcessList.c b/openbsd/OpenBSDProcessList.c index 14d9c2d..ea40fe1 100644 --- a/openbsd/OpenBSDProcessList.c +++ b/openbsd/OpenBSDProcessList.c @@ -6,6 +6,7 @@ Released under the GNU GPL, see the COPYING file in the source distribution for its full text. */ +#include "CRT.h" #include "ProcessList.h" #include "OpenBSDProcessList.h" #include "OpenBSDProcess.h" @@ -17,6 +18,7 @@ in the source distribution for its full text. #include #include #include +#include #include #include #include @@ -31,7 +33,22 @@ in the source distribution for its full text. typedef struct CPUData_ { unsigned long long int totalTime; + unsigned long long int userTime; + unsigned long long int niceTime; + unsigned long long int sysTime; + unsigned long long int sysAllTime; + unsigned long long int spinTime; + unsigned long long int intrTime; + unsigned long long int idleTime; + unsigned long long int totalPeriod; + unsigned long long int userPeriod; + unsigned long long int nicePeriod; + unsigned long long int sysPeriod; + unsigned long long int sysAllPeriod; + unsigned long long int spinPeriod; + unsigned long long int intrPeriod; + unsigned long long int idlePeriod; } CPUData; typedef struct OpenBSDProcessList_ { @@ -79,16 +96,17 @@ ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* pidWhiteList, ui if (e == -1 || pl->cpuCount < 1) { pl->cpuCount = 1; } - opl->cpus = xRealloc(opl->cpus, pl->cpuCount * sizeof(CPUData)); + opl->cpus = xCalloc(pl->cpuCount + 1, sizeof(CPUData)); size = sizeof(fscale); if (sysctl(fmib, 2, &fscale, &size, NULL, 0) < 0) { err(1, "fscale sysctl call failed"); } - for (i = 0; i < pl->cpuCount; i++) { - opl->cpus[i].totalTime = 1; - opl->cpus[i].totalPeriod = 1; + for (i = 0; i <= pl->cpuCount; i++) { + CPUData *d = opl->cpus + i; + d->totalTime = 1; + d->totalPeriod = 1; } opl->kd = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf); @@ -205,7 +223,7 @@ char *OpenBSDProcessList_readProcessName(kvm_t* kd, struct kinfo_proc* kproc, in /* * Taken from OpenBSD's ps(1). */ -double getpcpu(const struct kinfo_proc *kp) { +static double getpcpu(const struct kinfo_proc *kp) { if (fscale == 0) return (0.0); @@ -214,29 +232,30 @@ double getpcpu(const struct kinfo_proc *kp) { return (100.0 * fxtofl(kp->p_pctcpu)); } -void ProcessList_goThroughEntries(ProcessList* this) { - OpenBSDProcessList* opl = (OpenBSDProcessList*) this; - Settings* settings = this->settings; +static inline void OpenBSDProcessList_scanProcs(OpenBSDProcessList* this) { + Settings* settings = this->super.settings; bool hideKernelThreads = settings->hideKernelThreads; bool hideUserlandThreads = settings->hideUserlandThreads; struct kinfo_proc* kproc; bool preExisting; Process* proc; OpenBSDProcess* fp; + struct tm date; + struct timeval tv; int count = 0; int i; - OpenBSDProcessList_scanMemoryInfo(this); - // use KERN_PROC_KTHREAD to also include kernel threads - struct kinfo_proc* kprocs = kvm_getprocs(opl->kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count); + struct kinfo_proc* kprocs = kvm_getprocs(this->kd, KERN_PROC_ALL, 0, sizeof(struct kinfo_proc), &count); //struct kinfo_proc* kprocs = getprocs(KERN_PROC_ALL, 0, &count); + gettimeofday(&tv, NULL); + for (i = 0; i < count; i++) { kproc = &kprocs[i]; preExisting = false; - proc = ProcessList_getProcess(this, kproc->p_pid, &preExisting, (Process_New) OpenBSDProcess_new); + proc = ProcessList_getProcess(&this->super, kproc->p_pid, &preExisting, (Process_New) OpenBSDProcess_new); fp = (OpenBSDProcess*) proc; proc->show = ! ((hideKernelThreads && Process_isKernelThread(proc)) @@ -251,20 +270,22 @@ void ProcessList_goThroughEntries(ProcessList* this) { proc->pgrp = kproc->p__pgid; proc->st_uid = kproc->p_uid; proc->starttime_ctime = kproc->p_ustart_sec; - proc->user = UsersTable_getRef(this->usersTable, proc->st_uid); - ProcessList_add((ProcessList*)this, proc); - proc->comm = OpenBSDProcessList_readProcessName(opl->kd, kproc, &proc->basenameOffset); + proc->user = UsersTable_getRef(this->super.usersTable, proc->st_uid); + ProcessList_add(&this->super, proc); + proc->comm = OpenBSDProcessList_readProcessName(this->kd, kproc, &proc->basenameOffset); + (void) localtime_r((time_t*) &kproc->p_ustart_sec, &date); + strftime(proc->starttime_show, 7, ((proc->starttime_ctime > tv.tv_sec - 86400) ? "%R " : "%b%d "), &date); } else { if (settings->updateProcessNames) { free(proc->comm); - proc->comm = OpenBSDProcessList_readProcessName(opl->kd, kproc, &proc->basenameOffset); + proc->comm = OpenBSDProcessList_readProcessName(this->kd, kproc, &proc->basenameOffset); } } proc->m_size = kproc->p_vm_dsize; proc->m_resident = kproc->p_vm_rssize; - proc->percent_mem = (proc->m_resident * PAGE_SIZE_KB) / (double)(this->totalMem) * 100.0; - proc->percent_cpu = CLAMP(getpcpu(kproc), 0.0, this->cpuCount*100.0); + proc->percent_mem = (proc->m_resident * PAGE_SIZE_KB) / (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->time = kproc->p_rtime_sec + ((kproc->p_rtime_usec + 500000) / 10); proc->nice = kproc->p_nice - 20; @@ -284,14 +305,98 @@ void ProcessList_goThroughEntries(ProcessList* this) { } if (Process_isKernelThread(proc)) { - this->kernelThreads++; + this->super.kernelThreads++; } - this->totalTasks++; + this->super.totalTasks++; // SRUN ('R') means runnable, not running if (proc->state == 'P') { - this->runningTasks++; + this->super.runningTasks++; } proc->updated = true; } } + +static unsigned long long saturatingSub(unsigned long long a, unsigned long long b) { + return a > b ? a - b : 0; +} + +static void getKernelCPUTimes(int cpuId, u_int64_t* times) { + int mib[] = { CTL_KERN, KERN_CPTIME2, cpuId }; + size_t length = sizeof(u_int64_t) * CPUSTATES; + if (sysctl(mib, 3, times, &length, NULL, 0) == -1 || + length != sizeof(u_int64_t) * CPUSTATES) { + CRT_fatalError("sysctl kern.cp_time2 failed"); + } +} + +static void kernelCPUTimesToHtop(const u_int64_t* times, CPUData* cpu) { + unsigned long long totalTime = 0; + for (int i = 0; i < CPUSTATES; i++) { + totalTime += times[i]; + } + + unsigned long long sysAllTime = times[CP_INTR] + times[CP_SYS]; + + // XXX Not sure if CP_SPIN should be added to sysAllTime. + // See https://github.com/openbsd/src/commit/531d8034253fb82282f0f353c086e9ad827e031c + #ifdef CP_SPIN + sysAllTime += times[CP_SPIN]; + #endif + + cpu->totalPeriod = saturatingSub(totalTime, cpu->totalTime); + cpu->userPeriod = saturatingSub(times[CP_USER], cpu->userTime); + cpu->nicePeriod = saturatingSub(times[CP_NICE], cpu->niceTime); + cpu->sysPeriod = saturatingSub(times[CP_SYS], cpu->sysTime); + cpu->sysAllPeriod = saturatingSub(sysAllTime, cpu->sysAllTime); + #ifdef CP_SPIN + cpu->spinPeriod = saturatingSub(times[CP_SPIN], cpu->spinTime); + #endif + cpu->intrPeriod = saturatingSub(times[CP_INTR], cpu->intrTime); + cpu->idlePeriod = saturatingSub(times[CP_IDLE], cpu->idleTime); + + cpu->totalTime = totalTime; + cpu->userTime = times[CP_USER]; + cpu->niceTime = times[CP_NICE]; + cpu->sysTime = times[CP_SYS]; + cpu->sysAllTime = sysAllTime; + #ifdef CP_SPIN + cpu->spinTime = times[CP_SPIN]; + #endif + cpu->intrTime = times[CP_INTR]; + cpu->idleTime = times[CP_IDLE]; +} + +static void OpenBSDProcessList_scanCPUTime(OpenBSDProcessList* this) { + u_int64_t kernelTimes[CPUSTATES] = {0}; + u_int64_t avg[CPUSTATES] = {0}; + + for (int i = 0; i < this->super.cpuCount; i++) { + getKernelCPUTimes(i, kernelTimes); + CPUData* cpu = this->cpus + i + 1; + kernelCPUTimesToHtop(kernelTimes, cpu); + + avg[CP_USER] += cpu->userTime; + avg[CP_NICE] += cpu->niceTime; + avg[CP_SYS] += cpu->sysTime; + #ifdef CP_SPIN + avg[CP_SPIN] += cpu->spinTime; + #endif + avg[CP_INTR] += cpu->intrTime; + avg[CP_IDLE] += cpu->idleTime; + } + + for (int i = 0; i < CPUSTATES; i++) { + avg[i] /= this->super.cpuCount; + } + + kernelCPUTimesToHtop(avg, this->cpus); +} + +void ProcessList_goThroughEntries(ProcessList* this) { + OpenBSDProcessList* opl = (OpenBSDProcessList*) this; + + OpenBSDProcessList_scanMemoryInfo(this); + OpenBSDProcessList_scanProcs(opl); + OpenBSDProcessList_scanCPUTime(opl); +} -- cgit v1.2.3