Re: Busy filesystem corrupted on AIX 5.2ML3

From: Roger Deschner (rogerd_at_UIC.EDU)
Date: 07/29/04

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    Date:         Thu, 29 Jul 2004 14:32:39 -0500
To: aix-l@Princeton.EDU

    256MB - the maximum possible for JFS. And this is the only filesystem
    using this particular jfslog.

    Roger Deschner University of Illinois at Chicago rogerd@uic.edu

    On Thu, 29 Jul 2004, Chafik,Basim wrote:

    >Roger,
    >
    >How big is you jfslog ?
    >
    >Basim Chafik
    >Senior Systems Analyst
    >IBM Certified Advanced Technical Expert (CATE)
    >1.800.688.4895
    >basim.chafik@plx.com
    >plexus (Division of BancTec)
    >
    >
    >
    >-----Original Message-----
    >From: Roger Deschner [mailto:rogerd@UIC.EDU]
    >Sent: Thursday, July 29, 2004 8:15 AM
    >To: aix-l@Princeton.EDU
    >Subject: Busy filesystem corrupted on AIX 5.2ML3
    >
    >
    >I'm also working on this with IBM - ANY ideas welcome.
    >
    >We upgraded a large, busy system from 4.3.3 to 5.2ML3 about two weeks
    >ago. Now, on 4 separate occasions, we have received
    >
    > IDENTIFIER TIMESTAMP T C RESOURCE_NAME DESCRIPTION
    > 684A365B 0729000704 U U SYSPFS FILE SYSTEM CORRUPTION
    > ...
    > Detail Data
    > FILE NAME
    > xix_lookup.c
    > LINE NO.
    > 322
    > MAJOR/MINOR DEVICE NUMBER
    > 002E 0001 <-- /var/spool/mail
    >
    >We run qmail. This filesystem is on a LV which is on SSA disks using SSA
    >RAID. It's big - about 150GB. This always happens while the system is
    >under heavy load.
    >
    >This has obviously been quite a panic, and has kept me up all night
    >several nights waiting for downtime so I can boot into single user mode
    >and run fsck on it. Mostly, fsck does not find any problems.
    >
    >IBM has had me updating bos.rte.<several things> to 5.2.0.40, and
    >updating the microcode in the SSA adapter cards to the latest, to no
    >avail.
    >
    >Anybody seen this before or have any idea what is going on?
    >
    >Roger Deschner University of Illinois at Chicago rogerd@uic.edu
    >

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