文書の過去の版を表示しています。
プロセス関連
プロセス表示[ps]
現在実行されているプロセスのスナップショットを表示する。
$ ps
PID TTY TIME CMD 2084 pts/4 00:00:12 bash 3879 pts/4 00:00:00 ps
aux オプションでユーザー、CPU使用率、メモリー使用率などを表示する。
$ ps aux
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 1 0.1 0.2 105560 12216 ? Ss 17:52 0:14 /usr/lib/systemd/systemd --switched-root root 2 0.0 0.0 0 0 ? S 17:52 0:00 [kthreadd] root 3 0.0 0.0 0 0 ? I< 17:52 0:00 [rcu_gp] root 4 0.0 0.0 0 0 ? I< 17:52 0:00 [rcu_par_gp] root 6 0.0 0.0 0 0 ? I< 17:52 0:00 [kworker/0:0H-kblockd] root 8 0.0 0.0 0 0 ? I< 17:52 0:00 [mm_percpu_wq] root 9 0.2 0.0 0 0 ? S 17:52 0:18 [ksoftirqd/0] root 10 0.0 0.0 0 0 ? I 17:52 0:02 [rcu_sched] root 11 0.0 0.0 0 0 ? I 17:52 0:00 [rcu_bh] root 12 0.0 0.0 0 0 ? S 17:52 0:02 [migration/0] root 14 0.0 0.0 0 0 ? S 17:52 0:00 [cpuhp/0] root 15 0.0 0.0 0 0 ? S 17:52 0:00 [cpuhp/1] root 16 0.0 0.0 0 0 ? S 17:52 0:00 [migration/1] root 17 0.0 0.0 0 0 ? S 17:52 0:03 [ksoftirqd/1] root 19 0.0 0.0 0 0 ? I< 17:52 0:00 [kworker/1:0H-kblockd] root 20 0.0 0.0 0 0 ? S 17:52 0:00 [cpuhp/2] root 21 0.0 0.0 0 0 ? S 17:52 0:00 [migration/2] root 22 0.1 0.0 0 0 ? S 17:52 0:17 [ksoftirqd/2] root 24 0.0 0.0 0 0 ? I< 17:52 0:00 [kworker/2:0H-kblockd] root 25 0.0 0.0 0 0 ? S 17:52 0:00 [cpuhp/3] root 26 0.0 0.0 0 0 ? S 17:52 0:00 [migration/3] root 27 0.9 0.0 0 0 ? S 17:52 1:21 [ksoftirqd/3] root 29 0.0 0.0 0 0 ? I< 17:52 0:00 [kworker/3:0H-kblockd] root 30 0.0 0.0 0 0 ? S 17:52 0:00 [kdevtmpfs] root 31 0.0 0.0 0 0 ? I< 17:52 0:00 [netns] root 32 0.0 0.0 0 0 ? S 17:52 0:00 [rcu_tasks_kthre] root 33 0.0 0.0 0 0 ? S 17:52 0:00 [kauditd] root 36 0.0 0.0 0 0 ? S 17:52 0:00 [oom_reaper] root 37 0.0 0.0 0 0 ? I< 17:52 0:00 [writeback] root 38 0.0 0.0 0 0 ? S 17:52 0:00 [kcompactd0] root 39 0.0 0.0 0 0 ? SN 17:52 0:00 [ksmd] root 40 0.0 0.0 0 0 ? SN 17:52 0:01 [khugepaged] root 41 0.0 0.0 0 0 ? I< 17:52 0:00 [crypto] root 42 0.0 0.0 0 0 ? I< 17:52 0:00 [kintegrityd] root 43 0.0 0.0 0 0 ? I< 17:52 0:00 [kblockd] root 44 0.0 0.0 0 0 ? I< 17:52 0:00 [ata_sff] root 45 0.0 0.0 0 0 ? I< 17:52 0:00 [md] root 46 0.0 0.0 0 0 ? I< 17:52 0:00 [edac-poller] root 47 0.0 0.0 0 0 ? I< 17:52 0:00 [devfreq_wq] root 48 0.0 0.0 0 0 ? S 17:52 0:00 [watchdogd] root 52 0.0 0.0 0 0 ? S 17:52 0:03 [kswapd0] root 53 0.0 0.0 0 0 ? I< 17:52 0:00 [kworker/u257:0-btrfs-worker-high] root 107 0.0 0.0 0 0 ? I< 17:52 0:00 [kthrotld] root 108 0.0 0.0 0 0 ? S 17:52 0:00 [irq/24-pciehp] root 109 0.0 0.0 0 0 ? S 17:52 0:00 [irq/25-pciehp] root 110 0.0 0.0 0 0 ? S 17:52 0:00 [irq/26-pciehp] root 111 0.0 0.0 0 0 ? S 17:52 0:00 [irq/27-pciehp] root 112 0.0 0.0 0 0 ? S 17:52 0:00 [irq/28-pciehp] root 113 0.0 0.0 0 0 ? S 17:52 0:00 [irq/29-pciehp] root 114 0.0 0.0 0 0 ? S 17:52 0:00 [irq/30-pciehp] root 115 0.0 0.0 0 0 ? S 17:52 0:00 [irq/31-pciehp] root 116 0.0 0.0 0 0 ? S 17:52 0:00 [irq/32-pciehp] root 117 0.0 0.0 0 0 ? S 17:52 0:00 [irq/33-pciehp] root 118 0.0 0.0 0 0 ? S 17:52 0:00 [irq/34-pciehp] root 119 0.0 0.0 0 0 ? S 17:52 0:00 [irq/35-pciehp] root 120 0.0 0.0 0 0 ? S 17:52 0:00 [irq/36-pciehp] root 121 0.0 0.0 0 0 ? S 17:52 0:00 [irq/37-pciehp] root 122 0.0 0.0 0 0 ? S 17:52 0:00 [irq/38-pciehp] root 123 0.0 0.0 0 0 ? S 17:52 0:00 [irq/39-pciehp] root 124 0.0 0.0 0 0 ? S 17:52 0:00 [irq/40-pciehp] root 125 0.0 0.0 0 0 ? S 17:52 0:00 [irq/41-pciehp] root 126 0.0 0.0 0 0 ? S 17:52 0:00 [irq/42-pciehp] root 127 0.0 0.0 0 0 ? S 17:52 0:00 [irq/43-pciehp] root 128 0.0 0.0 0 0 ? S 17:52 0:00 [irq/44-pciehp] root 129 0.0 0.0 0 0 ? S 17:52 0:00 [irq/45-pciehp] root 130 0.0 0.0 0 0 ? S 17:52 0:00 [irq/46-pciehp] root 131 0.0 0.0 0 0 ? S 17:52 0:00 [irq/47-pciehp] root 132 0.0 0.0 0 0 ? S 17:52 0:00 [irq/48-pciehp] root 133 0.0 0.0 0 0 ? S 17:52 0:00 [irq/49-pciehp] root 134 0.0 0.0 0 0 ? S 17:52 0:00 [irq/50-pciehp] root 135 0.0 0.0 0 0 ? S 17:52 0:00 [irq/51-pciehp] root 136 0.0 0.0 0 0 ? S 17:52 0:00 [irq/52-pciehp] root 137 0.0 0.0 0 0 ? S 17:52 0:00 [irq/53-pciehp] root 138 0.0 0.0 0 0 ? S 17:52 0:00 [irq/54-pciehp] root 139 0.0 0.0 0 0 ? S 17:52 0:00 [irq/55-pciehp] root 140 0.0 0.0 0 0 ? I< 17:52 0:00 [acpi_thermal_pm] root 141 0.0 0.0 0 0 ? S 17:52 0:00 [scsi_eh_0] root 142 0.0 0.0 0 0 ? I< 17:52 0:00 [scsi_tmf_0] root 143 0.0 0.0 0 0 ? S 17:52 0:00 [scsi_eh_1] root 144 0.0 0.0 0 0 ? I< 17:52 0:00 [scsi_tmf_1] root 146 0.0 0.0 0 0 ? I< 17:52 0:00 [dm_bufio_cache] root 147 0.0 0.0 0 0 ? I< 17:52 0:00 [ipv6_addrconf] root 153 0.0 0.0 0 0 ? I< 17:52 0:00 [kstrp] root 339 0.0 0.0 0 0 ? I< 17:52 0:00 [mpt_poll_0] root 340 0.0 0.0 0 0 ? I< 17:52 0:00 [mpt/0] root 345 0.0 0.0 0 0 ? S 17:52 0:00 [scsi_eh_2] root 346 0.0 0.0 0 0 ? I< 17:52 0:00 [scsi_tmf_2] root 347 0.0 0.0 0 0 ? I< 17:52 0:00 [ttm_swap] root 348 0.0 0.0 0 0 ? S 17:52 0:00 [irq/16-vmwgfx] root 358 0.1 0.0 0 0 ? I< 17:52 0:11 [kworker/2:1H-kblockd] root 359 0.0 0.0 0 0 ? I< 17:52 0:06 [kworker/0:1H-kblockd] root 360 0.0 0.0 0 0 ? I< 17:52 0:04 [kworker/1:1H-kblockd] root 372 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-worker] root 373 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-worker-hi] root 374 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-delalloc] root 375 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-flush_del] root 376 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-cache] root 377 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-submit] root 378 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-fixup] root 379 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-endio] root 380 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-endio-met] root 381 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-endio-met] root 382 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-endio-rai] root 383 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-endio-rep] root 384 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-rmw] root 385 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-endio-wri] root 386 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-freespace] root 387 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-delayed-m] root 388 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-readahead] root 389 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-qgroup-re] root 390 0.0 0.0 0 0 ? I< 17:52 0:00 [btrfs-extent-re] root 391 0.0 0.0 0 0 ? S 17:52 0:00 [btrfs-cleaner] root 392 0.1 0.0 0 0 ? S 17:52 0:13 [btrfs-transacti] root 451 0.0 0.0 0 0 ? I< 17:52 0:00 [kworker/3:1H-kblockd] root 479 0.1 0.5 71756 32424 ? Ss 17:52 0:17 /usr/lib/systemd/systemd-journald root 504 0.0 0.2 50724 14176 ? Ss 17:52 0:01 /usr/lib/systemd/systemd-udevd root 568 0.0 0.0 0 0 ? I< 17:52 0:00 [kworker/u257:2-hci0] root 579 0.0 0.0 0 0 ? S 17:52 0:00 [jbd2/sda1-8] root 580 0.0 0.0 0 0 ? I< 17:52 0:00 [ext4-rsv-conver] root 603 0.0 0.0 0 0 ? I< 17:52 0:00 [rpciod] root 604 0.0 0.0 0 0 ? I< 17:52 0:00 [xprtiod] root 607 0.0 0.0 32760 1840 ? S<sl 17:52 0:00 /sbin/auditd root 634 0.0 0.2 258548 16444 ? Ssl 17:52 0:05 /usr/sbin/rsyslogd -n root 636 0.0 0.0 17112 5932 ? Ss 17:52 0:02 /sbin/rngd -f root 637 0.0 0.0 80080 3128 ? Ssl 17:52 0:06 /usr/sbin/irqbalance --foreground root 638 0.0 0.0 9592 5096 ? Ss 17:52 0:00 /usr/libexec/bluetooth/bluetoothd root 639 0.0 0.1 316256 9892 ? Ssl 17:52 0:00 /usr/sbin/ModemManager root 642 0.0 0.1 53936 11084 ? Ss 17:52 0:00 /usr/bin/VGAuthService -s root 643 0.0 0.0 7716 4004 ? Ss 17:52 0:00 /usr/sbin/smartd -n -q never root 644 0.0 0.0 17768 5464 ? Ss 17:52 0:00 /usr/lib/systemd/systemd-machined root 645 0.0 0.1 253708 11088 ? Ss 17:52 0:00 /usr/sbin/sssd -i --logger=files dbus 648 0.0 0.0 22960 5292 ? Ssl 17:52 0:01 /usr/bin/dbus-daemon --system --address= polkitd 649 0.0 0.3 1996000 22244 ? Ssl 17:52 0:00 /usr/lib/polkit-1/polkitd --no-debug root 651 3.6 0.2 342680 13108 ? Ssl 17:53 5:30 /usr/bin/vmtoolsd chrony 657 0.0 0.0 88744 3240 ? S 17:53 0:02 /usr/sbin/chronyd root 661 0.0 0.0 263744 3532 ? Ssl 17:53 0:00 /usr/sbin/gssproxy -D root 685 0.0 0.1 472364 11580 ? Ssl 17:53 0:00 /usr/sbin/abrtd -d -s root 708 0.0 0.5 332184 35932 ? Ssl 17:53 0:01 /usr/bin/python3 /usr/sbin/firewalld --n root 735 0.0 0.2 254468 12156 ? S 17:53 0:00 /usr/libexec/sssd/sssd_be --domain impli root 739 0.0 0.1 302116 11296 ? Ss 17:53 0:00 /usr/bin/abrt-dump-journal-core -D -T -f root 740 0.0 0.2 347688 17984 ? Ss 17:53 0:01 /usr/bin/abrt-dump-journal-oops -fxtD root 741 0.0 0.1 294068 11132 ? Ss 17:53 0:00 /usr/bin/abrt-dump-journal-xorg -fxtD root 742 0.0 0.5 273656 30480 ? S 17:53 0:01 /usr/libexec/sssd/sssd_nss --uid 0 --gid root 743 0.0 0.1 27976 8772 ? Ss 17:53 0:01 /usr/lib/systemd/systemd-logind root 750 0.0 0.3 547924 19840 ? Ssl 17:53 0:02 /usr/sbin/NetworkManager --no-daemon root 769 0.0 0.4 480052 27084 ? Ssl 17:53 0:02 /usr/bin/python3 -Es /usr/sbin/tuned -l root 770 0.0 0.1 27088 6900 ? Ss 17:53 0:00 /usr/sbin/sshd -D -oCiphers=aes256-gcm@o root 774 0.0 0.7 1766520 45400 ? Ssl 17:53 0:03 /usr/sbin/libvirtd root 777 0.0 0.0 18156 2260 ? Ss 17:53 0:00 /usr/sbin/atd -f root 782 0.0 0.0 225424 3604 ? Ss 17:53 0:00 /usr/sbin/crond -n root 786 0.0 0.0 221672 1492 tty1 Ss+ 17:53 0:00 /sbin/agetty -o -p -- \u --noclear tty1 dnsmasq 1203 0.0 0.0 24252 2040 ? S 17:53 0:00 /usr/sbin/dnsmasq --conf-file=/var/lib/l root 1204 0.0 0.0 24224 408 ? S 17:53 0:00 /usr/sbin/dnsmasq --conf-file=/var/lib/l dnsmasq 1232 0.0 0.0 24324 2512 ? S 17:53 0:00 /usr/sbin/dnsmasq --conf-file=/var/lib/l root 1281 0.0 0.2 252740 12372 ? Ss 17:53 0:00 /usr/sbin/virtlogd qemu 1300 7.1 9.8 3008152 599500 ? Sl 17:53 10:40 /usr/bin/qemu-system-x86_64 -machine acc root 1308 0.1 0.0 0 0 ? S 17:53 0:11 [vhost-1300] root 1311 0.0 0.0 0 0 ? S 17:53 0:00 [kvm-pit/1300] qemu 1341 13.4 19.2 3543676 1167724 ? Sl 17:53 19:58 /usr/bin/qemu-system-x86_64 -machine acc root 1359 0.0 0.0 0 0 ? S 17:53 0:05 [vhost-1341] root 1362 0.0 0.0 0 0 ? S 17:53 0:00 [kvm-pit/1341] qemu 1398 8.2 9.9 2998624 605712 ? Sl 17:53 12:21 /usr/bin/qemu-system-x86_64 -machine acc root 1410 0.1 0.0 0 0 ? S 17:53 0:15 [vhost-1398] root 1413 0.0 0.0 0 0 ? S 17:53 0:00 [kvm-pit/1398] qemu 1445 4.5 9.7 3032820 593312 ? Sl 17:53 6:48 /usr/bin/qemu-system-x86_64 -machine acc root 1463 0.2 0.0 0 0 ? S 17:53 0:21 [vhost-1445] root 1466 0.0 0.0 0 0 ? S 17:53 0:00 [kvm-pit/1445] root 1470 0.0 0.1 15832 9240 ? S 17:54 0:08 /sbin/dhclient -d -q -sf /usr/libexec/nm root 2053 0.2 0.1 39168 9812 ? Ss 18:16 0:16 sshd: tomoyan [priv] tomoyan 2075 0.0 0.1 19776 8932 ? Ss 18:17 0:05 /usr/lib/systemd/systemd --user tomoyan 2077 0.0 0.0 127344 4580 ? S 18:17 0:00 (sd-pam) tomoyan 2083 0.0 0.0 39168 5404 ? R 18:17 0:04 sshd: tomoyan@pts/4 tomoyan 2084 0.1 0.0 225876 4892 pts/4 Ss 18:17 0:12 -bash root 2573 0.5 0.0 0 0 ? I 18:43 0:29 [kworker/2:1-mm_percpu_wq] root 2680 0.0 0.0 0 0 ? I 18:53 0:00 [kworker/1:0-mm_percpu_wq] root 2681 0.0 0.0 0 0 ? I 18:53 0:00 [kworker/0:0-mm_percpu_wq] root 2883 0.1 0.0 0 0 ? I 19:00 0:05 [kworker/3:1-events_power_efficient] root 3355 0.0 0.0 0 0 ? I 19:18 0:00 [kworker/u256:1-btrfs-endio-write] root 3814 0.0 0.0 0 0 ? I 19:47 0:00 [kworker/u256:7-btrfs-endio-meta] root 3856 0.0 0.0 0 0 ? I 19:52 0:00 [kworker/0:1-cgroup_destroy] root 3887 0.0 0.0 0 0 ? I 19:54 0:00 [kworker/u256:5-events_unbound] root 4004 0.0 0.0 0 0 ? I 20:04 0:00 [kworker/u256:0-btrfs-endio-write] root 4006 0.0 0.0 0 0 ? I 20:04 0:00 [kworker/u256:4-events_unbound] root 4055 0.0 0.0 0 0 ? I 20:09 0:00 [kworker/2:2-cgroup_destroy] root 4059 0.0 0.0 0 0 ? I 20:10 0:00 [kworker/u256:2-btrfs-endio-write] root 4096 0.0 0.0 0 0 ? I 20:12 0:00 [kworker/1:2-cgroup_destroy] root 4187 0.0 0.0 0 0 ? I 20:17 0:00 [kworker/3:0-ata_sff] root 4207 0.0 0.0 0 0 ? I 20:19 0:00 [kworker/u256:3-btrfs-endio-write] root 4225 0.0 0.0 0 0 ? I 20:22 0:00 [kworker/u256:6] root 4227 0.0 0.0 0 0 ? I 20:22 0:00 [kworker/3:2-ata_sff] tomoyan 4234 0.0 0.0 228192 3972 pts/4 R+ 20:22 0:00 ps aux
タスク表示[top]
Linux のタスクを表示する。
$ top
top - 20:43:42 up 2:51, 1 user, load average: 0.09, 0.06, 0.04
Tasks: 191 total, 1 running, 190 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.1 us, 0.3 sy, 0.0 ni, 99.3 id, 0.0 wa, 0.2 hi, 0.2 si, 0.0 st
MiB Mem : 5935.2 total, 217.2 free, 3157.0 used, 2561.0 buff/cache
MiB Swap: 8081.0 total, 8071.7 free, 9.3 used. 2540.8 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1341 qemu 20 3543676 1.1g 25060 S 3.3 19.2 20:34.06 qemu-system-x86
1300 qemu 20 3008152 599292 24536 S 1.7 9.9 10:59.51 qemu-system-x86
1398 qemu 20 2998624 605556 24728 S 1.0 10.0 12:39.87 qemu-system-x86
1445 qemu 20 3032820 593308 24760 S 0.3 9.8 6:57.63 qemu-system-x86
2573 root 20 I 0.3 0:31.07 kworker/2:1-mm_percpu_wq
1 root 20 105560 12216 7800 S 0.2 0:14.82 systemd
2 root 20 S 0:00.23 kthreadd
3 root 0 -20 I rcu_gp
4 root 0 -20 I rcu_par_gp
6 root 0 -20 I kworker/0:0H-kblockd
8 root 0 -20 I mm_percpu_wq
9 root 20 S 0:18.60 ksoftirqd/0
10 root 20 I 0:02.47 rcu_sched
11 root 20 I rcu_bh
12 root rt S 0:02.21 migration/0
14 root 20 S cpuhp/0
15 root 20 S cpuhp/1
16 root rt S 0:00.04 migration/1
17 root 20 S 0:03.27 ksoftirqd/1
19 root 0 -20 I kworker/1:0H-kblockd
20 root 20 S cpuhp/2
21 root rt S 0:00.37 migration/2
22 root 20 S 0:17.64 ksoftirqd/2
24 root 0 -20 I kworker/2:0H-kblockd
25 root 20 S cpuhp/3
26 root rt S 0:00.38 migration/3
27 root 20 S 1:21.34 ksoftirqd/3
29 root 0 -20 I kworker/3:0H-kblockd
30 root 20 S 0:00.02 kdevtmpfs
31 root 0 -20 I netns
32 root 20 S rcu_tasks_kthre
33 root 20 S 0:00.01 kauditd
36 root 20 S oom_reaper
37 root 0 -20 I writeback