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BPF 笔记

systemd-cgtop

显示消耗资源最大的 cgroup:

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$ systemd-cgtop
Control Group                                                                                                                                                                                                                            Tasks   %CPU   Memory  Input/s Output/s
/                                                                                                                                                                                                                                          503    6.9     2.1G        -        -
kubepods                                                                                                                                                                                                                                    97    6.5   906.5M        -        -
kubepods/burstable                                                                                                                                                                                                                          66    5.5   737.3M        -        -
kubepods/burstable/pod2e8f391434567037744aff3d65851e91                                                                                                                                                                                      16    3.2   304.4M        -        -
user.slice                                                                                                                                                                                                                                  15    2.2   581.3M        -        -
system.slice                                                                                                                                                                                                                                85    1.8   314.0M        -        -
system.slice/kubelet.service                                                                                                                                                                                                                16    1.8    53.9M        -        -
systemd                                                                                                                                                                                                                                    229    1.7   130.6M        -        -
systemd/system.slice                                                                                                                                                                                                                       229    1.7   130.6M        -        -
kubepods/burstable/podb90ca01b9d0b95b7c9b4daebf0269189                                                                                                                                                                                      13    1.6    90.8M        -        -
kubepods/besteffort                                                                                                                                                                                                                         31    1.0   169.2M        -        -
kubepods/besteffort/poda3ff0b9417fec389cfd3c0dc488af14c                                                                                                                                                                                     14    1.0   143.3M        -        -
kubepods/burstable/pod40c33aba-b518-4075-8642-6ae908466065                                                                                                                                                                                  24    0.3    90.4M        -        -
kubepods/burstable/poda5ea6dd3d5c8fa429c0d570bc16c2674                                                                                                                                                                                       9    0.2    47.0M        -        -
kubepods/burstable/pod3696b8042f062e9eb42f95eadb2e972f                                                                                                                                                                                       4    0.1   135.6M        -        -
system.slice/multipathd.service                                                                                                                                                                                                              7    0.0    12.7M        -        -
kubepods/besteffort/podaefdaa17-93fb-4aa8-a2ad-b7e575f4402b                                                                                                                                                                                 10    0.0    20.9M        -        -
system.slice/google-osconfig-agent.service                                                                                                                                                                                                  10    0.0    12.3M        -        -
system.slice/accounts-daemon.service                                                                                                                                                                                                         3    0.0     3.0M        -        -
init.scope                                                                                                                                                                                                                                   1      -    11.1M        -        -
kubepods/besteffort/podbea314b0-ec06-4a91-876a-0fe08c8702f8                                                                                                                                                                                  3      -     1.2M        -        -
kubepods/besteffort/poddd6ea976-c1c3-40b8-b9fa-0cd522f7815c                                                                                                                                                                                  4      -     3.7M        -        -
system.slice/atd.service...

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