Re: [Gelato-technical] Serious performance degradation on a RAID with kernel 2.6.11

From: David Mosberger <davidm_at_napali.hpl.hp.com>
Date: 2005-04-06 17:32:50
>>>>> On Wed, 06 Apr 2005 09:29:59 +0200, Andreas Hirstius <Andreas.Hirstius@cern.ch> said:

  Andreas> Because of this strange correlation between block size and
  Andreas> page size and the fact, that I don't see a problem on x86 I
  Andreas> suspected an ia64-specific problem. My "favourite"
  Andreas> candidate is the conversion to 4 level pagetables between
  Andreas> 2.6.10-bk6 and 2.6.10-bk7.

That's certainly a possibility.  But didn't you say the problem also
occurred when using 4KB page size on ia64?

	--david
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Received on Wed Apr 6 03:33:09 2005

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