sd* hd* cpu* state0 state1 state2 {state}/latency {state}/time {diskname} {diskname}/{diskname}* session_write_kbytes extent_cache_misses extent_cache_hits self/schedstat schedstat StateTimes State times Times spent in CPU states / . cpu(.*) $1 teCPU a a0teCPU mojeCPUnulte a1teCPU mojeCPUprve /sys/devices/system/cpu/{i:cpuname}/cpuidle/{s:stateTimes} Ext4Stats Ext4 stats Ext4 stats provided by sysfs /sys/fs/ext4/{i:diskname}/{s:ext4stats} Statsintrpts CPU stats & interrupts /proc/vmstat HDD HDD stats & interrupts /sys/block/sda/stat %d{reads_success} %d{reads_merged} %d{sectors_read} %d{milliseconds_reading} %d{writes_completed} %d{writes_merged} %d{sectors_written} %d{milliseconds_writing} %d{ios_in_progress} %d{milliseconds_spent_ios} %d{weighted_nr_milliseconds_ios} Meminfo Meminfo /proc/meminfo ProcIO Proc IO /proc/self/io