PROC_PID_STATUS(5) (NAME) /proc/pid/status - (DESCRIPTION) /proc/[pid]/status proc_pid_stat proc_pid_statm . : $ cat /proc/$$/status Name: bash Umask: 0022 State: S (sleeping) Tgid: 17248 Ngid: 0 Pid: 17248 PPid: 17200 TracerPid: 0 Uid: 1000 1000 1000 1000 Gid: 100 100 100 100 FDSize: 256 Groups: 16 33 100 NStgid: 17248 NSpid: 17248 NSpgid: 17248 NSsid: 17200 VmPeak: 131168 kB VmSize: 131168 kB VmLck: 0 kB VmPin: 0 kB VmHWM: 13484 kB VmRSS: 13484 kB RssAnon: 10264 kB RssFile: 3220 kB RssShmem: 0 kB VmData: 10332 kB VmStk: 136 kB VmExe: 992 kB VmLib: 2104 kB VmPTE: 76 kB VmPMD: 12 kB VmSwap: 0 kB HugetlbPages: 0 kB # 4.4 CoreDumping: 0 # 4.15 Threads: 1 SigQ: 0/3067 SigPnd: 0000000000000000 ShdPnd: 0000000000000000 SigBlk: 0000000000010000 SigIgn: 0000000000384004 SigCgt: 000000004b813efb CapInh: 0000000000000000 CapPrm: 0000000000000000 CapEff: 0000000000000000 CapBnd: ffffffffffffffff CapAmb: 0000000000000000 NoNewPrivs: 0 Seccomp: 0 Seccomp_filters: 0 Speculation_Store_Bypass: vulnerable Cpus_allowed: 00000001 Cpus_allowed_list: 0 Mems_allowed: 1 Mems_allowed_list: 0 voluntary_ctxt_switches: 150 nonvoluntary_ctxt_switches: 545 : Name . TASK_COMM_LEN () ( ) . Umask umask ( ) umask(2) . ( 4.7 .) State . "R (running)" ( ) "S (sleeping)" () "D (disk sleep)" ( - ) "T (stopped)" ( ) "t (tracing stop)" ( ) "Z (zombie)" () "X (dead)" (). Tgid (Thread group ID) (PID). Ngid NUMA ( 0 3.13 ). Pid (Thread ID) gettid(2) . PPid (Parent PID). TracerPid ( 0 ). Uid Gid UID GID (Real) (Effective) (Saved set) (Filesystem). FDSize . Groups (Supplementary group list). NStgid ( PID) PID pid . PID procfs (Mount) ( ) . ( 4.1 .) NSpid PID pid . NStgid . ( 4.1 .) NSpgid PID pid . NStgid . ( 4.1 .) NSsid (Session ID) PID pid . NStgid . ( 4.1 .) VmPeak (Peak virtual memory size). VmSize . VmLck mlock(2) . VmPin ( 3.2 ). . VmHWM Peak resident set size ("high water mark"). /proc/pid/statm . VmRSS (Resident set size). RssAnon RssFile RssShmem . /proc/pid/statm . RssAnon (Resident anonymous memory) ( 4.5 ). /proc/pid/statm . RssFile (Resident file mappings) ( 4.5 ). /proc/pid/statm . RssShmem ( System V tmpfs(5) ) ( 4.5 ). VmData VmStk VmExe . /proc/pid/statm . VmLib . VmPTE ( 2.6.10 ). VmPMD ( 4.0 4.15). VmSwap shmem ( 2.6.34 ). /proc/pid/statm . HugetlbPages hugetlb ( 4.4 ). CoreDumping core dump 1 0 ( 4.15 ). core dump core dump . Threads . SigQ (Real UID) . Real UID ( RLIMIT_SIGPENDING getrlimit(2) ). SigPnd ShdPnd ( ) ( pthreads(7) signal(7) ). SigBlk SigIgn SigCgt ( ) ( signal(7) ). CapInh CapPrm CapEff ( ) ( capabilities(7) ). CapBnd (Bounding set) ( 2.6.26 capabilities(7) ). CapAmb (Ambient set) ( 4.3 capabilities(7) ). NoNewPrivs no_new_privs ( 4.10 prctl(2) ). Seccomp seccomp ( 3.8 seccomp(2) ). 0 SECCOMP_MODE_DISABLED 1 SECCOMP_MODE_STRICT 2 SECCOMP_MODE_FILTER . CONFIG_SECCOMP . Seccomp_filters seccomp ( 5.9 seccomp(2) ). Speculation_Store_Bypass (Speculation flaw mitigation state) ( 4.17 prctl(2) ). Cpus_allowed ( 2.6.24 cpuset(7) ). Cpus_allowed_list << >> ( 2.6.26 cpuset(7) ). Mems_allowed ( 2.6.24 cpuset(7) ). Mems_allowed_list << >> ( 2.6.26 cpuset(7) ). voluntary_ctxt_switches nonvoluntary_ctxt_switches ( 2.6.23 ). (SEE ALSO) proc(5) man-pages PROC_PID_STATUS(5)