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Re: FW: slapd threads on master pegs multiple CPU Sun running Solaris 8 (ITS#2302)

To: "Howard Chu" <hyc@highlandsun.com>
Subject: Re: FW: slapd threads on master pegs multiple CPU Sun running Solaris 8 (ITS#2302)
From: "Kurt D. Zeilenga" <Kurt@OpenLDAP.org>
Date: Sat, 15 Feb 2003 11:47:34 -0800
Cc: <openldap-devel@OpenLDAP.org>
In-reply-to: <5.2.0.9.0.20030214164612.024d56a8@127.0.0.1>
References: <00b201c2d486$cddf39e0$0e01a8c0@CELLO>

At 04:48 PM 2/14/2003, Kurt D. Zeilenga wrote:
>One possible approach is not to wrap the whole search operation
>in a single transactions, but use many.  One for baseObject
>finding, one for candidate determination, and one for each
>candidate.  However, this would likely cost way more than 10%
>(with logging).

An alternative to using transactions to avoid deadlock would
be to set DB_LOCK_NOWAIT and then do a release (of all locks)/retry
upon DB_LOCK_NOTGRANTED.

Kurt

Follow-Ups:
- RE: FW: slapd threads on master pegs multiple CPU Sun running Solaris 8 (ITS#2302)
  - From: "Howard Chu" <hyc@highlandsun.com>

References:
- FW: slapd threads on master pegs multiple CPU Sun running Solaris 8 (ITS#2302)
  - From: "Howard Chu" <hyc@highlandsun.com>
- Re: FW: slapd threads on master pegs multiple CPU Sun running Solaris 8 (ITS#2302)
  - From: "Kurt D. Zeilenga" <Kurt@OpenLDAP.org>

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