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Re: slapadd performance degradation from 2.3.43 to 2.4.12



Philip Guenther wrote:
On Fri, 21 Nov 2008, Howard Chu wrote:
...
Something else came to mind. The trickle_task obviously cannot increase
the overall volume of I/O, so there's no good reason for it to make
things more than twice as slow.

Really? Why can't a DB page be modified, written out by memp_trickle(), modified again, and then written out by txn_checkpoint()?

Because we're talking about slapadd here, and it doesn't work that way.

--
  -- Howard Chu
  CTO, Symas Corp.           http://www.symas.com
  Director, Highland Sun     http://highlandsun.com/hyc/
  Chief Architect, OpenLDAP  http://www.openldap.org/project/