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Re: (ITS#7025) "the backglue code doesn't install a handler for the Abandon operation"
- To: openldap-its@OpenLDAP.org
- Subject: Re: (ITS#7025) "the backglue code doesn't install a handler for the Abandon operation"
- From: email@example.com
- Date: Wed, 24 Aug 2011 21:54:26 GMT
- Auto-submitted: auto-generated (OpenLDAP-ITS)
> Full_Name: Marc Patermann
> Version: 2.4.26
> OS: SLES 11 SP1 x86_64
> URL: ftp://ftp.openldap.org/incoming/
> Submission from: (NULL) (220.127.116.11)
> thankfully Howard tracked down the issue I posted on openldap-technical as
> "provider crash on high replication load" down to:
> "I believe the problem is much simpler - the backglue code doesn't install a
> handler for the Abandon operation, and this is preventing syncprov's abandon
> handler from running, so it never gets to clean up when a consumer connection
> By now you should submit a bug report to the ITS so we can track this further.
> It should only require a small patch to the backglue code."
> The provider has three databases, which are glued together under one root
> Each of the three subordinates is replicated by about 60 consumers.
> On heavy replication load (all 180 consumers do initial sync), I can crash the
> server with on little mod on an object in one of the subordinate databases.
> If I can provide any further information on this, please let me know.
A patch for backglue.c is in git master, please test. Thanks.
-- Howard Chu
CTO, Symas Corp. http://www.symas.com
Director, Highland Sun http://highlandsun.com/hyc/
Chief Architect, OpenLDAP http://www.openldap.org/project/