[#2 - 2] Block I/O 분석

[KIJUNG-CHAE]

#2 - 2. Block I/O Tracking

1. The Linux Kernel API (Block Device 부분)

• https://www.kernel.org/doc/html/latest/core-api/kernel-api.html#block-devices

2. 간단한 jobfile을 만들어서 fio 명령어를 실행했을 때 Tracking Funtion 정리

• 명령어
  • $ sudo uftrace record --force -a -k -K 50 fio jobfile
  • $ uftrace tui
• fio jobfile block I/O 관련 함수 #4

3. Linux Kernel Block API를 이해하는데 도움되는 Document

• https://www.kernel.org/doc/html/latest/block/index.html
• https://linux-kernel-labs.github.io/refs/heads/master/labs/block_device_drivers.html#
• https://linux-kernel-labs.github.io/refs/heads/master/labs/device_drivers.html#overview << Overview까지만 읽으면 됨!