> -----Original Message----- > From: [email protected] [mailto:freeipa-users- > [email protected]] On Behalf Of Rich Megginson > Sent: Thursday, December 3, 2015 4:44 PM > To: [email protected] > Subject: Re: [Freeipa-users] RHEL 7.2 update - ns-slapd hanging system > > On 12/03/2015 08:33 AM, Andy Thompson wrote: > > > > > > -----Original Message----- > From: [email protected] <mailto:freeipa- > [email protected]> [mailto:freeipa-users- > [email protected] <mailto:[email protected]> ] On > Behalf Of Petr Spacek > Sent: Thursday, December 3, 2015 3:04 AM > To: [email protected] <mailto:freeipa- > [email protected]> > Subject: Re: [Freeipa-users] RHEL 7.2 update - ns-slapd > hanging system > > On 2.12.2015 22:02, Alexander Bokovoy wrote: > > On Wed, 02 Dec 2015, Andy Thompson wrote: > > Since updating to RHEL 7.2 I've got issues with > ns-slapd hanging the > system up after a period of time. The > directory becomes unresponsive > to searches or any connections. After a > restart I see > > [02/Dec/2015:15:27:41 -0500] - slapd started. > Listening on All > Interfaces port 389 for LDAP requests > [02/Dec/2015:15:27:41 -0500] - Listening on > All Interfaces port 636 > for LDAPS requests > [02/Dec/2015:15:27:41 -0500] - Listening on > /var/run/slapd-MHBENP-LIN.socket for > LDAPI requests > [02/Dec/2015:15:27:44 -0500] > NSMMReplicationPlugin - > agmt="cn=meTomdhixnpipa02.mhbenp.lin" > (mdhixnpipa02:389): > > Replication > > bind with GSSAPI auth resumed > [02/Dec/2015:15:27:47 -0500] > NSMMReplicationPlugin - replication keep > alive entry <cn=repl keep alive > 4,dc=mhbenp,dc=lin> already exists > > In the logs and occasionally the keepalive > entry message is seen a > few times and then eventually the ns-slapd > taps the system. 100% > util, system load crawls up between 30 and 40 > and eventually I have > to restart the service to get it to respond > again. Memory usage is > normal, db and entry cache is sufficient.. > possibly a little on the > high side but resource is sitting there asking > to be used :) > > Running 389-ds-base-1.3.4.0-19.el7.x86_64 > after the update yesterday. > > What additional information can I provide? > > install debuginfo for 389-ds-base and slapi-nis, and > take a pstack > output for ns-slapd pid. > > > For detailed instructions please see > > http://directory.fedoraproject.org/docs/389ds/FAQ/faq.html#debug > _hangs > > > > Here is the resulting stacktrace during the last hang. > > > The server is idle at this point. None of the threads are doing any work, or > are blocked/deadlocked. It does not appear hung at all. > > When the server is in the "hung" state again, use ldapsearch (e.g. -s base -b > "") to "ping" the server to see if it is entirely unresponsive. > > >
No ldapsearch does not respond, it just hangs and doesn't ever return. -andy -- Manage your subscription for the Freeipa-users mailing list: https://www.redhat.com/mailman/listinfo/freeipa-users Go to http://freeipa.org for more info on the project
