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17 lines
758 B
Go
17 lines
758 B
Go
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package cgroup
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// GetMemoryLimit returns cgroup memory limit
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func GetMemoryLimit() int64 {
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// Try determining the amount of memory inside docker container.
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// See https://stackoverflow.com/questions/42187085/check-mem-limit-within-a-docker-container
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//
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// Read memory limit according to https://unix.stackexchange.com/questions/242718/how-to-find-out-how-much-memory-lxc-container-is-allowed-to-consume
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// This should properly determine the limit inside lxc container.
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// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/84
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n, err := readInt64("/sys/fs/cgroup/memory/memory.limit_in_bytes", "cat /sys/fs/cgroup/memory$(cat /proc/self/cgroup | grep memory | cut -d: -f3)/memory.limit_in_bytes")
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if err != nil {
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return 0
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}
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return n
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}
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