lib/memory: attempt #3 to determine memory limit for LXC container

Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
This commit is contained in:
Aliaksandr Valialkin 2019-07-01 14:01:10 +03:00
parent 715c423f1a
commit c7034fc51b

View file

@ -48,7 +48,7 @@ func readLXCMemoryLimit(totalMem int) (int, error) {
// This should properly determine the limit inside lxc container.
// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
cmd := exec.Command("/bin/sh", "-c",
`cat $(mount | grep cgroup | grep memory | cut -d" " -f3)$(cat /proc/self/cgroup | grep memory | cut -d: -f3)/memory.limit_in_bytes`)
`cat /sys/fs/cgroup/memory$(cat /proc/self/cgroup | grep memory | cut -d: -f3)/memory.limit_in_bytes`)
data, err := cmd.Output()
if err != nil {
return 0, err