"cat /proc/megaraid/hba0/raiddrives-0-9" hangs my process, not my system!

fred.ziegler at alum.mit.edu fred.ziegler at alum.mit.edu
Thu Apr 20 15:06:58 CDT 2006

> Hi.  I have several DELL 2600's with the following configs:
>  kernel-smp-2.6.12-1.1381_FC3
>  FC3 with updates
>  PERC 4/Di controller,  version: 251S:1.07
> On one particular box, my Nagios processes that check the health of the
> raid arrays sometimes hang when they try to do the following command:
>   cat /proc/megaraid/hba0/raiddrives-0-9
> What does this mean?  Am I facing a potential controller failure?
> Thanks in advance for any info or advice.

Sorry, my original subject line was misleading.  My entire system does NOT 
hang.  It is only the "cat commands" that hang, and stack up, and are not 

Fred R. Ziegler  KB1LLO     BMWOA  #77929  AMA #631103
<fred.ziegler at alum.mit.edu> BMWRA  #22468  '97 R1100RT
W. Medford, MA 02155    YB #235  IBA #6190 '72 R60/5swb
... holder of the Ultra-Prestigious MA IBMWR plate! :-)

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