Changes between Initial Version and Version 1 of jazz/10-10-15


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Timestamp:
Oct 15, 2010, 5:16:57 PM (15 years ago)
Author:
jazz
Comment:

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  • jazz/10-10-15

    v1 v1  
     1= 2010-10-15 =
     2
     3 * [備忘] 如何暫停某個大量運算的工作
     4   * [緣起] 有時候遇到某些運算太吃 I/O ，造成嚴重的 IOWait（如下圖），此時可以用指令將有大量 I/O 的程序暫停，先處理別的事情，然後再接回來。
     5   * [http://linuxpoison.blogspot.com/2007/11/temporarily-suspend-process.html Temporarily suspend a process]
     6{{{
     7# kill -STOP 945
     8# kill -CONT 945
     9}}}
     10   * [[Image(jazz/10-10-15:10-10-15_cpu-day.png)]]