LXC: ressources statistics

lxc-rs.sh

#!/bin/bash
# https://blog.deimos.fr/2014/06/16/lxc-ressources-statistics/

for i in * ; do
    if [ -d $i ] ; then
        echo "===== $i ====="
        echo "CPU, cap:               " $(cat /sys/fs/cgroup/lxc/$i/cpuset.cpus)
        echo "CPU, shares:            " $(cat /sys/fs/cgroup/lxc/$i/cpu.shares)
        awk '{ printf "RAM, limit usage:        %sM\n", $1/ 1024/1024 }' /sys/fs/cgroup/lxc/$i/memory.limit_in_bytes
        awk '{ printf "RAM+SWAP, limit usage:   %sM\n", $1/ 1024/1024 }' /sys/fs/cgroup/lxc/$i/memory.memsw.limit_in_bytes
        awk '{ printf "RAM, current usage:      %sM\n", $1/ 1024/1024 }' /sys/fs/cgroup/lxc/$i/memory.usage_in_bytes
        awk '{ printf "RAM+SWAP, current usage: %sM\n", $1/ 1024/1024 }' /sys/fs/cgroup/lxc/$i/memory.memsw.usage_in_bytes
        awk '{ printf "RAM, max usage:          %sM\n", $1/ 1024/1024 }' /sys/fs/cgroup/lxc/$i/memory.max_usage_in_bytes
        awk '{ printf "RAM+SWAP, max usage:     %sM\n", $1/ 1024/1024 }' /sys/fs/cgroup/lxc/$i/memory.memsw.max_usage_in_bytes
        echo "DISK I/O weight:        " $(cat /sys/fs/cgroup/lxc/$i/blkio.weight)
        echo ""
    fi  
done