Chapter 02

biosnoop: Block I/Oを検知する

Uchio Kondo
Uchio Kondo
2020.12.01に更新

help の引用

usage: biosnoop.py [-h] [-Q]

Trace block I/O

optional arguments:
  -h, --help   show this help message and exit
  -Q, --queue  include OS queued time

examples:
    ./biosnoop           # trace all block I/O
    ./biosnoop -Q        # include OS queued time

出力の例

TBD

利用できるバージョン

Distro Kernel version OK?
Focal 5.4.0 o
Bionic 4.14.0 ?
Xenial 4.4.0 ?