Module oom_watcher 

Watching the cgroup of a container process for OOM kills, through the memory events of the unified hierarchy of cgroup v2. A host with cgroup v1, or with both in a hybrid setup, runs its containers without the detection.

Modules

cgroup_path 🔒

Where the cgroup of a process is.

inotify 🔒

A single inotify instance which watches the memory events files of all containers.

v2 🔒

The memory events of a cgroup v2 and of the cgroups above it.

Structs

OOMEvent 🔒

What watching a process for OOM kills found.

OOMWatcher 🔒

Watches the cgroup of a process for OOM kills, see OOMWatcher::watch.

Constants

CGROUP_ROOT 🔒

WATCH_EVENT_CHANNEL_SIZE 🔒

Capacity of the channel delivering file watch events to one OOM watcher.

Statics

IS_CGROUP_V2 🔒

UNSUPPORTED_WARNED 🔒

Whether the server told that it does not watch for OOM kills, see OOMWatcher::supported.