Methods used to collect stats of linux-like system
Mount file into docker
/proc/cpuinfo # MHz /proc/stat #cpu /proc/mounts # disk
/proc/sys/kernel/pid_max # max processes /proc/sys/fs/file-max # max files /proc/sys/fs/file-nr # allocated files
/proc/loadavg # load balance
/proc/meminfo #mem
/proc/net/netstat #net
/proc/uptime #uptime