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Is jfs2 cache in memory not affected by param maxperm & minperm

  • 1.  Is jfs2 cache in memory not affected by param maxperm & minperm

    Posted Sun June 24, 2007 12:11 AM

    Originally posted by: SystemAdmin


    It says in the performance management guide that"The enhanced JFS file system uses client pages for its buffer cache, which are not affected by the maxperm and minperm threshold values. To establish hard limits on enhanced JFS file system cache,you can tune the maxclient parameter."
    But I think the client page is also file page type,it should also be influenced by the params maxperm & minperm and not only by maxclient.Could anybody explain it for me ?
    #AIX-Forum


  • 2.  Re: Is jfs2 cache in memory not affected by param maxperm & minperm

    Posted Tue June 26, 2007 11:28 AM

    Originally posted by: MarkTaylor


    A jfs2 page is is a client page by design, the same as NFS client pages and therefore is not affected by maxperm and minperm as they only affect jfs pages :)

    HTH
    Mark Taylor
    #AIX-Forum


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