Re: how to debug hardware lockups?

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nate wrote:
Les Mikesell wrote:

Yes, apparently RAM errors can be subtle and only appear when certain
adjacent bit patterns are stored - or when the moon is in a certain
phase or something.

Don't forget cosmic rays

http://adsabs.harvard.edu/abs/1978ITNS...25.1166P

Yeah, but those don't stop when you replace the faulty RAM... Mine did, but the errors committed to disk kept randomly re-appearing mysteriously as the reads from the RAID1 alternated afterwards.

--
  Les Mikesell
    lesmikesell@xxxxxxxxx

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