Linux Page Faults

Posted on September 16, 2013. Filed under: Linux, Programming | Tags: , , , |

Page Fault

4 Linux Commands to View Page Faults Stats: ps, top, sar, time

  1. major fault occurs when disk access required. For example, start an app called Firefox. The Linux kernel will search in the physical memory and CPU cache. If data do not exist, the Linux issues a major page fault.
  2. A minor fault occurs due to page allocation.

 

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