Date: Wed, 28 Oct 2009 08:52:10 +0300 From: alexs@ulgsm.ru To: freebsd-stable@freebsd.org Subject: Re: openldap unstable on freebsd Message-ID: <20091028055210.GA72197@mail.ulgsm.ru> In-Reply-To: <20091027085647.GT95002@e-Gitt.NET> References: <20091027082516.GA88892@mail.ulgsm.ru> <20091027085647.GT95002@e-Gitt.NET>
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* Oliver Brandmueller <ob@e-Gitt.NET> [2009-10-27 09:56:48 +0100]: > Hi, > > On Tue, Oct 27, 2009 at 11:25:16AM +0300, alexs@ulgsm.ru wrote: > > Last 2 years (maybe when began using bdb backend), we get slapd crash on > > read load. > > System on low load work with monit monitoring and fails 1-3 in month. > > When load up crashes frequency up too. > > > > Tuning helped but not much. > > > > load about 20-30 queryes/sec in peak. > > and crashes every hour. > > > > Problem watched on Freebsd7,7.1,7.2 i386, amd64 and openldap2.3,2.4 > > (bdb,hdb backends) in any combinations. > > > > I tested openldap 2.4 on debian lenny, its work under my load without > > tuning (once was crashed whole linux :), but not slapd). > > > > Mybe some freebsd tuning needed? > > We have slapd running on several servers with read loads of between 50 > and 200 requests per second and it runs rock stable. > > What comes tomind, did your server crash at some point? Have you tried > to either do a db_recover on the database files (while slapd is not > running of course) or slapcat/slapadd to rebuild the BDB from scratch? I > get the feeling your BDB is somehow damaged. I reinstall opneldap, remove all tunung, make slapadd < backup.ldif and get about 50 failures at the night. :( > > - Oliver > > -- > | Oliver Brandmueller http://sysadm.in/ ob@sysadm.in | > | Ich bin das Internet. Sowahr ich Gott helfe. | > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" -- Email: alexs@ulgsm.ru Email/Jabber: alexs@ulgsm.ru
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