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Re: OpenLDAP 2.0.23 crashes
At 04:18 AM 2002-06-19, Ralf Narozny wrote:
>I hope this is the right list to put my question to.
>I have a problem with a crashing OpenLDAP 2.0.23 on Linux version 2.4.18-pre9 (gcc version 2.95.4 (Debian prerelease)) #2 SMP.
There have been a few header changes in recent glibs which
might have an impact on socket closures...
>The slapd of the master refuses all connections from time to time. The processes in work
>are still running but all further connections fail. The slapd has to be killed with
Sounds like your exhausting file descriptors. You likely
need to bump up the limit. Also watch your idle timers
and kernel timers for TCP closure states.
>I already switched debug on (63) and have some output on one of the occasions, but I
>don't have too much insight into the meaning of the debug messages. Can anyone tell
>me where to find informations on it?
>Some data on our LDAP:
>We have about 7.5 million customers in it, running 3 replica and have from 4000 to 12000
>new entries each day. So we cannot switch of that machine for a longer period than about
>10 seconds ;-)
Sounds like you need to tune the master for write-only access
(few indices), off load all the reads to slaves, and even use
slaves for backups and stuff.