/* htop - PCPProcess.c (C) 2014 Hisham H. Muhammad (C) 2020-2021 htop dev team (C) 2020-2021 Red Hat, Inc. Released under the GNU GPLv2, see the COPYING file in the source distribution for its full text. */ #include "pcp/PCPProcess.h" #include #include #include #include "CRT.h" #include "Macros.h" #include "Platform.h" #include "Process.h" #include "ProvideCurses.h" #include "RichString.h" #include "XUtils.h" #include "pcp/PCPDynamicColumn.h" const ProcessFieldData Process_fields[] = { [0] = { .name = "", .title = NULL, .description = NULL, .flags = 0, }, [PID] = { .name = "PID", .title = "PID", .description = "Process/thread ID", .flags = 0, .pidColumn = true, }, [COMM] = { .name = "Command", .title = "Command ", .description = "Command line", .flags = 0, }, [STATE] = { .name = "STATE", .title = "S ", .description = "Process state (S sleeping, R running, D disk, Z zombie, T traced, W paging, I idle)", .flags = 0, }, [PPID] = { .name = "PPID", .title = "PPID", .description = "Parent process ID", .flags = 0, }, [PGRP] = { .name = "PGRP", .title = "PGRP", .description = "Process group ID", .flags = 0, }, [SESSION] = { .name = "SESSION", .title = "SID", .description = "Process's session ID", .flags = 0, }, [TTY] = { .name = "TTY", .title = "TTY ", .description = "Controlling terminal", .flags = 0, }, [TPGID] = { .name = "TPGID", .title = "TPGID", .description = "Process ID of the fg process group of the controlling terminal", .flags = 0, }, [MINFLT] = { .name = "MINFLT", .title = " MINFLT ", .description = "Number of minor faults which have not required loading a memory page from disk", .flags = 0, .defaultSortDesc = true, }, [CMINFLT] = { .name = "CMINFLT", .title = " CMINFLT ", .description = "Children processes' minor faults", .flags = 0, .defaultSortDesc = true, }, [MAJFLT] = { .name = "MAJFLT", .title = " MAJFLT ", .description = "Number of major faults which have required loading a memory page from disk", .flags = 0, .defaultSortDesc = true, }, [CMAJFLT] = { .name = "CMAJFLT", .title = " CMAJFLT ", .description = "Children processes' major faults", .flags = 0, .defaultSortDesc = true, }, [UTIME] = { .name = "UTIME", .title = " UTIME+ ", .description = "User CPU time - time the process spent executing in user mode", .flags = 0, .defaultSortDesc = true, }, [STIME] = { .name = "STIME", .title = " STIME+ ", .description = "System CPU time - time the kernel spent running system calls for this process", .flags = 0, .defaultSortDesc = true, }, [CUTIME] = { .name = "CUTIME", .title = " CUTIME+ ", .description = "Children processes' user CPU time", .flags = 0, .defaultSortDesc = true, }, [CSTIME] = { .name = "CSTIME", .title = " CSTIME+ ", .description = "Children processes' system CPU time", .flags = 0, .defaultSortDesc = true, }, [PRIORITY] = { .name = "PRIORITY", .title = "PRI ", .description = "Kernel's internal priority for the process", .flags = 0, }, [NICE] = { .name = "NICE", .title = " NI ", .description = "Nice value (the higher the value, the more it lets other processes take priority)", .flags = 0, }, [STARTTIME] = { .name = "STARTTIME", .title = "START ", .description = "Time the process was started", .flags = 0, }, [ELAPSED] = { .name = "ELAPSED", .title = "ELAPSED ", .description = "Time since the process was started", .flags = 0, }, [PROCESSOR] = { .name = "PROCESSOR", .title = "CPU ", .description = "If of the CPU the process last executed on", .flags = 0, }, [M_VIRT] = { .name = "M_VIRT", .title = " VIRT ", .description = "Total program size in virtual memory", .flags = 0, .defaultSortDesc = true, }, [M_RESIDENT] = { .name = "M_RESIDENT", .title = " RES ", .description = "Resident set size, size of the text and data sections, plus stack usage", .flags = 0, .defaultSortDesc = true, }, [M_SHARE] = { .name = "M_SHARE", .title = " SHR ", .description = "Size of the process's shared pages", .flags = 0, .defaultSortDesc = true, }, [M_TRS] = { .name = "M_TRS", .title = " CODE ", .description = "Size of the text segment of the process", .flags = 0, .defaultSortDesc = true, }, [M_DRS] = { .name = "M_DRS", .title = " DATA ", .description = "Size of the data segment plus stack usage of the process", .flags = 0, .defaultSortDesc = true, }, [M_LRS] = { .name = "M_LRS", .title = " LIB ", .description = "The library size of the process (unused since Linux 2.6; always 0)", .flags = 0, .defaultSortDesc = true, }, [M_DT] = { .name = "M_DT", .title = " DIRTY ", .description = "Size of the dirty pages of the process (unused since Linux 2.6; always 0)", .flags = 0, .defaultSortDesc = true, }, [ST_UID] = { .name = "ST_UID", .title = " UID ", .description = "User ID of the process owner", .flags = 0, }, [PERCENT_CPU] = { .name = "PERCENT_CPU", .title = "CPU% ", .description = "Percentage of the CPU time the process used in the last sampling", .flags = 0, .defaultSortDesc = true, }, [PERCENT_NORM_CPU] = { .name = "PERCENT_NORM_CPU", .title = "NCPU%", .description = "Normalized percentage of the CPU time the process used in the last sampling (normalized by cpu count)", .flags = 0, .defaultSortDesc = true, }, [PERCENT_MEM] = { .name = "PERCENT_MEM", .title = "MEM% ", .description = "Percentage of the memory the process is using, based on resident memory size", .flags = 0, .defaultSortDesc = true, }, [USER] = { .name = "USER", .title = "USER ", .description = "Username of the process owner (or user ID if name cannot be determined)", .flags = 0, }, [TIME] = { .name = "TIME", .title = " TIME+ ", .description = "Total time the process has spent in user and system time", .flags = 0, .defaultSortDesc = true, }, [NLWP] = { .name = "NLWP", .title = "NLWP ", .description = "Number of threads in the process", .flags = 0, .defaultSortDesc = true, }, [TGID] = { .name = "TGID", .title = "TGID", .description = "Thread group ID (i.e. process ID)", .flags = 0, }, [RCHAR] = { .name = "RCHAR", .title = "RCHAR ", .description = "Number of bytes the process has read", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [WCHAR] = { .name = "WCHAR", .title = "WCHAR ", .description = "Number of bytes the process has written", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [SYSCR] = { .name = "SYSCR", .title = " READ_SYSC ", .description = "Number of read(2) syscalls for the process", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [SYSCW] = { .name = "SYSCW", .title = " WRITE_SYSC ", .description = "Number of write(2) syscalls for the process", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [RBYTES] = { .name = "RBYTES", .title = " IO_R ", .description = "Bytes of read(2) I/O for the process", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [WBYTES] = { .name = "WBYTES", .title = " IO_W ", .description = "Bytes of write(2) I/O for the process", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [CNCLWB] = { .name = "CNCLWB", .title = " IO_C ", .description = "Bytes of cancelled write(2) I/O", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [IO_READ_RATE] = { .name = "IO_READ_RATE", .title = " DISK READ ", .description = "The I/O rate of read(2) in bytes per second for the process", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [IO_WRITE_RATE] = { .name = "IO_WRITE_RATE", .title = " DISK WRITE ", .description = "The I/O rate of write(2) in bytes per second for the process", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [IO_RATE] = { .name = "IO_RATE", .title = " DISK R/W ", .description = "Total I/O rate in bytes per second", .flags = PROCESS_FLAG_IO, .defaultSortDesc = true, }, [CGROUP] = { .name = "CGROUP", .title = " CGROUP ", .description = "Which cgroup the process is in", .flags = PROCESS_FLAG_LINUX_CGROUP, }, [OOM] = { .name = "OOM", .title = " OOM ", .description = "OOM (Out-of-Memory) killer score", .flags = PROCESS_FLAG_LINUX_OOM, .defaultSortDesc = true, }, [PERCENT_CPU_DELAY] = { .name = "PERCENT_CPU_DELAY", .title = "CPUD% ", .description = "CPU delay %", .flags = 0, .defaultSortDesc = true, }, [PERCENT_IO_DELAY] = { .name = "PERCENT_IO_DELAY", .title = "IOD% ", .description = "Block I/O delay %", .flags = 0, .defaultSortDesc = true, }, [PERCENT_SWAP_DELAY] = { .name = "PERCENT_SWAP_DELAY", .title = "SWAPD% ", .description = "Swapin delay %", .flags = 0, .defaultSortDesc = true, }, [M_PSS] = { .name = "M_PSS", .title = " PSS ", .description = "proportional set size, same as M_RESIDENT but each page is divided by the number of processes sharing it.", .flags = PROCESS_FLAG_LINUX_SMAPS, .defaultSortDesc = true, }, [M_SWAP] = { .name = "M_SWAP", .title = " SWAP ", .description = "Size of the process's swapped pages", .flags = PROCESS_FLAG_LINUX_SMAPS, .defaultSortDesc = true, }, [M_PSSWP] = { .name = "M_PSSWP", .title = " PSSWP ", .description = "shows proportional swap share of this mapping, Unlike \"Swap\", this does not take into account swapped out page of underlying shmem objects.", .flags = PROCESS_FLAG_LINUX_SMAPS, .defaultSortDesc = true, }, [CTXT] = { .name = "CTXT", .title = " CTXT ", .description = "Context switches (incremental sum of voluntary_ctxt_switches and nonvoluntary_ctxt_switches)", .flags = PROCESS_FLAG_LINUX_CTXT, .defaultSortDesc = true, }, [SECATTR] = { .name = "SECATTR", .title = " Security Attribute ", .description = "Security attribute of the process (e.g. SELinux or AppArmor)", .flags = PROCESS_FLAG_LINUX_SECATTR, }, [PROC_COMM] = { .name = "COMM", .title = "COMM ", .description = "comm string of the process", .flags = 0, }, [PROC_EXE] = { .name = "EXE", .title = "EXE ", .description = "Basename of exe of the process", .flags = 0, }, [CWD] = { .name = "CWD", .title = "CWD ", .description = "The current working directory of the process", .flags = PROCESS_FLAG_CWD, }, }; Process* PCPProcess_new(const Settings* settings) { PCPProcess* this = xCalloc(1, sizeof(PCPProcess)); Object_setClass(this, Class(PCPProcess)); Process_init(&this->super, settings); return &this->super; } void Process_delete(Object* cast) { PCPProcess* this = (PCPProcess*) cast; Process_done((Process*)cast); free(this->cgroup); free(this->secattr); free(this); } static void PCPProcess_printDelay(float delay_percent, char* buffer, int n) { if (isnan(delay_percent)) { xSnprintf(buffer, n, " N/A "); } else { xSnprintf(buffer, n, "%4.1f ", delay_percent); } } static void PCPProcess_writeField(const Process* this, RichString* str, ProcessField field) { const PCPProcess* pp = (const PCPProcess*) this; bool coloring = this->settings->highlightMegabytes; char buffer[256]; buffer[255] = '\0'; int attr = CRT_colors[DEFAULT_COLOR]; int n = sizeof(buffer) - 1; switch ((int)field) { case CMINFLT: Process_printCount(str, pp->cminflt, coloring); return; case CMAJFLT: Process_printCount(str, pp->cmajflt, coloring); return; case M_DRS: Process_printBytes(str, pp->m_drs, coloring); return; case M_DT: Process_printBytes(str, pp->m_dt, coloring); return; case M_LRS: Process_printBytes(str, pp->m_lrs, coloring); return; case M_TRS: Process_printBytes(str, pp->m_trs, coloring); return; case M_SHARE: Process_printBytes(str, pp->m_share, coloring); return; case M_PSS: Process_printKBytes(str, pp->m_pss, coloring); return; case M_SWAP: Process_printKBytes(str, pp->m_swap, coloring); return; case M_PSSWP: Process_printKBytes(str, pp->m_psswp, coloring); return; case UTIME: Process_printTime(str, pp->utime, coloring); return; case STIME: Process_printTime(str, pp->stime, coloring); return; case CUTIME: Process_printTime(str, pp->cutime, coloring); return; case CSTIME: Process_printTime(str, pp->cstime, coloring); return; case RCHAR: Process_printBytes(str, pp->io_rchar, coloring); return; case WCHAR: Process_printBytes(str, pp->io_wchar, coloring); return; case SYSCR: Process_printCount(str, pp->io_syscr, coloring); return; case SYSCW: Process_printCount(str, pp->io_syscw, coloring); return; case RBYTES: Process_printBytes(str, pp->io_read_bytes, coloring); return; case WBYTES: Process_printBytes(str, pp->io_write_bytes, coloring); return; case CNCLWB: Process_printBytes(str, pp->io_cancelled_write_bytes, coloring); return; case IO_READ_RATE: Process_printRate(str, pp->io_rate_read_bps, coloring); return; case IO_WRITE_RATE: Process_printRate(str, pp->io_rate_write_bps, coloring); return; case IO_RATE: { double totalRate = NAN; if (!isnan(pp->io_rate_read_bps) && !isnan(pp->io_rate_write_bps)) totalRate = pp->io_rate_read_bps + pp->io_rate_write_bps; else if (!isnan(pp->io_rate_read_bps)) totalRate = pp->io_rate_read_bps; else if (!isnan(pp->io_rate_write_bps)) totalRate = pp->io_rate_write_bps; else totalRate = NAN; Process_printRate(str, totalRate, coloring); return; } case CGROUP: xSnprintf(buffer, n, "%-10s ", pp->cgroup ? pp->cgroup : ""); break; case OOM: xSnprintf(buffer, n, "%4u ", pp->oom); break; case PERCENT_CPU_DELAY: PCPProcess_printDelay(pp->cpu_delay_percent, buffer, n); break; case PERCENT_IO_DELAY: PCPProcess_printDelay(pp->blkio_delay_percent, buffer, n); break; case PERCENT_SWAP_DELAY: PCPProcess_printDelay(pp->swapin_delay_percent, buffer, n); break; case CTXT: if (pp->ctxt_diff > 1000) { attr |= A_BOLD; } xSnprintf(buffer, n, "%5lu ", pp->ctxt_diff); break; case SECATTR: snprintf(buffer, n, "%-30s ", pp->secattr ? pp->secattr : "?"); break; default: Process_writeField(this, str, field); return; } RichString_appendWide(str, attr, buffer); } static double adjustNaN(double num) { if (isnan(num)) return -0.0005; return num; } static int PCPProcess_compareByKey(const Process* v1, const Process* v2, ProcessField key) { const PCPProcess* p1 = (const PCPProcess*)v1; const PCPProcess* p2 = (const PCPProcess*)v2; switch (key) { case M_DRS: return SPACESHIP_NUMBER(p1->m_drs, p2->m_drs); case M_DT: return SPACESHIP_NUMBER(p1->m_dt, p2->m_dt); case M_LRS: return SPACESHIP_NUMBER(p1->m_lrs, p2->m_lrs); case M_TRS: return SPACESHIP_NUMBER(p1->m_trs, p2->m_trs); case M_SHARE: return SPACESHIP_NUMBER(p1->m_share, p2->m_share); case M_PSS: return SPACESHIP_NUMBER(p1->m_pss, p2->m_pss); case M_SWAP: return SPACESHIP_NUMBER(p1->m_swap, p2->m_swap); case M_PSSWP: return SPACESHIP_NUMBER(p1->m_psswp, p2->m_psswp); case UTIME: return SPACESHIP_NUMBER(p1->utime, p2->utime); case CUTIME: return SPACESHIP_NUMBER(p1->cutime, p2->cutime); case STIME: return SPACESHIP_NUMBER(p1->stime, p2->stime); case CSTIME: return SPACESHIP_NUMBER(p1->cstime, p2->cstime); case RCHAR: return SPACESHIP_NUMBER(p1->io_rchar, p2->io_rchar); case WCHAR: return SPACESHIP_NUMBER(p1->io_wchar, p2->io_wchar); case SYSCR: return SPACESHIP_NUMBER(p1->io_syscr, p2->io_syscr); case SYSCW: return SPACESHIP_NUMBER(p1->io_syscw, p2->io_syscw); case RBYTES: return SPACESHIP_NUMBER(p1->io_read_bytes, p2->io_read_bytes); case WBYTES: return SPACESHIP_NUMBER(p1->io_write_bytes, p2->io_write_bytes); case CNCLWB: return SPACESHIP_NUMBER(p1->io_cancelled_write_bytes, p2->io_cancelled_write_bytes); case IO_READ_RATE: return SPACESHIP_NUMBER(adjustNaN(p1->io_rate_read_bps), adjustNaN(p2->io_rate_read_bps)); case IO_WRITE_RATE: return SPACESHIP_NUMBER(adjustNaN(p1->io_rate_write_bps), adjustNaN(p2->io_rate_write_bps)); case IO_RATE: return SPACESHIP_NUMBER(adjustNaN(p1->io_rate_read_bps) + adjustNaN(p1->io_rate_write_bps), adjustNaN(p2->io_rate_read_bps) + adjustNaN(p2->io_rate_write_bps)); case CGROUP: return SPACESHIP_NULLSTR(p1->cgroup, p2->cgroup); case OOM: return SPACESHIP_NUMBER(p1->oom, p2->oom); case PERCENT_CPU_DELAY: return SPACESHIP_NUMBER(p1->cpu_delay_percent, p2->cpu_delay_percent); case PERCENT_IO_DELAY: return SPACESHIP_NUMBER(p1->blkio_delay_percent, p2->blkio_delay_percent); case PERCENT_SWAP_DELAY: return SPACESHIP_NUMBER(p1->swapin_delay_percent, p2->swapin_delay_percent); case CTXT: return SPACESHIP_NUMBER(p1->ctxt_diff, p2->ctxt_diff); case SECATTR: return SPACESHIP_NULLSTR(p1->secattr, p2->secattr); default: if (key < LAST_PROCESSFIELD) return Process_compareByKey_Base(v1, v2, key); return PCPDynamicColumn_compareByKey(p1, p2, key); } } const ProcessClass PCPProcess_class = { .super = { .extends = Class(Process), .display = Process_display, .delete = Process_delete, .compare = Process_compare }, .writeField = PCPProcess_writeField, .compareByKey = PCPProcess_compareByKey };