Re: Too many open files?

["Dieter Kluenter" <dieter@dkluenter.de>]

Jaap Winius <jwinius@umrk.nl> writes:

> Hi all,
>
> My latest test system includes a Kerberos server that uses OpenLDAP
> via IPC as its back-end database. It usually works, but not always.
> For example, recently, after failing to get kadmin to add a new
> principal to the Kerberos database, I found this error in the
> provider's syslog:
>
> Feb 10 22:37:29 kls1 slapd[1722]: bdb_db_cache: db_open(entryUUID)
> failed: Too many open files (24)
> Feb 10 22:37:29 kls1 slapd[1722]: bdb_index_read: Could not open DB entryUUID
> Feb 10 22:37:29 kls1 slapd[1722]: conn=4 op=13 RESULT tag=105 err=80
> text=index generation failed
>
> A restart of the Kerberos KDC and admin servers seemed to solve the
> problem, but obviously that's not ideal. Later on, I had a look at the
> numbers of open files on the system:

What is the output of ulimit -Sn and ulimit -Hn ?
If the output differs increase the value of -Sn to max. -Hn

-Dieter

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Dieter Klünter | Systemberatung
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