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AIX MPIO PCM period of timeout for fail_path attribute

  • 1.  AIX MPIO PCM period of timeout for fail_path attribute

    Posted Mon May 02, 2016 01:25 AM

    Originally posted by: MehtaVikash


    AIX 6.1 (default AIXMPIO)

    In case of fail_path, can someone  help me to understand what is the exact value of period of time ("period of time has expired with no failures on that path") as mentioned in "fail_path" attribute definition below.
     

    where can I read this value and can it be changed?


    fail_path = The Path will be failed on command timeout assuming it is not the last path in the path group. If a path that failed due to command timeouts recovers, the path will not be used for read/write I/O until a period of time has expired with no failures on that path. Enabling this feature may add a delay for routing I/O to paths that have just recovered.

     


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