Re: slapdd running at 100% of the cpu?

[Mike <mikee@mikee.ath.cx>]

On Tue, 05 Dec 2006, Aaron Richton might have said:

> Take a core snapshot of the process with gcore (or just attach with gdb, 
> if you don't need to get things running quickly) and get a symbolic 
> backtrace. On FC5, you probably need -debuginfo to get useful backtraces.
> 
> I've reported at least one livelock since 2.3.19 (ITS #4738). That would 
> show up as 100% CPU, if it hit you. An update has been released for about 
> a month; upgrade OpenLDAP to 2.3.30.
> 
> On Tue, 5 Dec 2006, Mike wrote:
> 
> >Slapd was fine this weekend, then yesterday it went to 100% of the CPU
> >and load average of 1.0+. No filesystems are full and I can find no
> >mention of an issue in /var/log/*. Where can I look next for what's going
> >on?
> >
> >I had this happen a few weeks ago, but I thought it was due to a full
> >file system at the same time.
> >
> >Mike
> >
> >Red Hat Fedora Core 5 with all the latest patches
> >[mikee@host ~]$ rpm -qa | grep ldap
> >openldap-devel-2.3.19-4
> >ldapjdk-4.17-1jpp_3fc.1.1
> >openldap-clients-2.3.19-4
> >nss_ldap-249-1
> >python-ldap-2.0.6-5.2.1
> >cyrus-sasl-ldap-2.1.21-10
> >openldap-servers-2.3.19-4
> >smbldap-tools-0.9.2-3.fc5
> >openldap-2.3.19-4
> >mod_authz_ldap-0.26-6.2.1
> >
> >
> 

I did 'service ldap restart' and the CPU times are back to normal. I also
did a 'yum check-config' and there is no update yet from the FC5 server.

Thanks.

Mike