RHEL4 & LDAP is really slow

Ryan Golhar golharam at umdnj.edu
Fri Jan 11 04:35:56 UTC 2008


Thanks all.  It turns out the DNS nameserver entries in 
/etc/resolve.conf were incorrect.  We migrated to new DNS servers and 
somehow this server was missed.  After that was fixed everything was 
working fine.




Javier Palacios wrote:
>> They all authenticate users from OpenLDAP.  One of the machines running
>> RHEL 4 responds extremely slow to user logins or anything to do with the
>> LDAP.  I checked /var/log/messages and I see a lot of this:
>>
>> Jan  8 23:21:28 proline sshd: nss_ldap: reconnecting to LDAP server...
>> Jan  8 23:21:28 proline sshd: nss_ldap: reconnecting to LDAP server...
>> Jan  8 23:21:28 proline sshd: nss_ldap: reconnecting to LDAP server
>> (sleeping 4 seconds)...
>> Jan  8 23:21:32 proline sshd: nss_ldap: reconnecting to LDAP server
>> (sleeping 8 seconds)...
>> Jan  8 23:21:40 proline sshd: nss_ldap: reconnecting to LDAP server
>> (sleeping 16 seconds)...
>> [...]
>> There is nothing in the logs on the I'm not sure where else to look or
>> what to look for.  Any suggestions?
> 
> It is probably there, but check that nscd is up & running
> 
> Javier Palacios
> 
> 




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