如何进行I / O嗅探


11

为了确定大小,我需要了解应用程序对I / O子系统有哪些要求。我很乐意做我所谓的I / O嗅探,并从块层获取事件列表,如下所示:

initiator XYZ requests block 4711 from device 0815
initiator BLA writes block 1234 to device 9876 

有人告诉我blktrace是我要寻找的东西,但我无法从该工具获得此信息。


Answers:


By using our site, you acknowledge that you have read and understand our Cookie Policy and Privacy Policy.
Licensed under cc by-sa 3.0 with attribution required.