biosnoop

biosnoop

build

make

run

$ sudo ./biosnoop
TIME(s)     COMM           PID     DISK    T    SECTOR     BYTES   LAT(ms)
0.000000    kworker        22942   sda     W    8526472    4096      0.139
0.000024    kworker        22942   sda     W    6833568    4096      0.129
0.512314    jbd2/sd        280     sda     WS   2128256    20480     0.192
0.512550    jbd2/sd        280     sda     WS   2128296    4096      0.134