Hi! What about "ls -l /var/run/apache2"? Any cgisock* there? Permissions of the directory OK? Who is using that cgisock?
Ulrich >>> Guillaume Bettayeb <[email protected]> schrieb am 15.09.2011 um 16:06 >>> in Nachricht <CAG6QY=3DLP6S1t=+jsq7qv+rmp5qqq02crnbea38nzbgvbd...@mail.gmail.com>: > Hi all, > > Thanks for your advice, I have double checked mod_status in Apache and its > definitely enabled on both nodes : > ls /etc/apache2/mods-enabled > alias.conf authz_user.load dir.conf reqtimeout.conf > alias.load autoindex.conf dir.load reqtimeout.load > auth_basic.load autoindex.load env.load setenvif.conf > authn_file.load cgid.conf mime.conf setenvif.load > authz_default.load cgid.load mime.load status.conf > authz_groupfile.load deflate.conf negotiation.conf status.load > authz_host.load deflate.load negotiation.load > > I have checked the status page http://node/server-status and I can see the > status page ok. The mod_status is enabled on my node and runs fine. > > I had a look at my apache log as you advised but I can't see Apache moaning > about a specific error, apart from multiple stops and restarts due to my > tests : > > [Thu Sep 15 14:20:37 2011] [notice] caught SIGTERM, shutting down > [Thu Sep 15 14:20:38 2011] [notice] Apache/2.2.17 (Ubuntu) configured -- > resuming normal operations > [Thu Sep 15 14:20:38 2011] [error] (2)No such file or directory: Couldn't > bind unix domain socket /var/run/apache2/cgisock.4278 > [Thu Sep 15 14:20:39 2011] [notice] caught SIGTERM, shutting down > > That's for the primary node. It looks like Corosync shuts down Apache. > On the Apache log file of the second node, I see the following : > > [Thu Sep 15 14:18:27 2011] [notice] Apache/2.2.17 (Ubuntu) configured -- > resuming normal operations > [Thu Sep 15 14:18:27 2011] [error] (2)No such file or directory: Couldn't > bind unix domain socket /var/run/apache2/cgisock.1338 > [Thu Sep 15 14:18:28 2011] [crit] cgid daemon failed to initialize > > I still have errors but the http service keep on running, no SIGTERM. > > And then my node status is : > > Online: [ node1 node2 ] > > Resource Group: group1 > failover-ip (ocf::heartbeat:IPaddr): Started node1 > apache (ocf::heartbeat:apache): Stopped > > Failed actions: > apache_start_0 (node=node2, call=6, rc=1, status=complete): unknown > error > apache_monitor_0 (node=node1, call=3, rc=1, status=complete): unknown > error > apache_start_0 (node=node1, call=7, rc=1, status=complete): unknown > error > > > of interest, some information found in var/log/syslog on node1 : > > Sep 15 02:32:56 node1 crmd: [710]: info: do_state_transition: All 2 cluster > nodes are eligible to run resources. > Sep 15 02:32:56 node1 apache[928]: INFO: apache not running > Sep 15 02:32:56 node1 apache[928]: INFO: waiting for apache > /etc/apache2/apache2.conf to come up > > Sep 15 02:32:58 node1 apache[928]: INFO: Killing apache PID 995 > Sep 15 02:32:59 node1 lrmd: [707]: info: RA output: (apache:start:stderr) > kill: 833: > Sep 15 02:32:59 node1 lrmd: [707]: info: RA output: (apache:start:stderr) No > such process > Sep 15 02:32:59 node1 lrmd: [707]: info: RA output: (apache:start:stderr) > Sep 15 02:32:59 node1 apache[928]: INFO: Killing apache PID 995 > Sep 15 02:32:59 node1 apache[928]: INFO: apache stopped. > Sep 15 02:32:59 node1 crmd: [710]: info: process_lrm_event: LRM operation > apache_start_0 (call=6, rc=1, cib-update=37, confirmed=true) unknown error > Sep 15 02:32:59 node1 crmd: [710]: WARN: status_from_rc: Action 8 > (apache_start_0) on node1 failed (target: 0 vs. rc: 1): Error > Sep 15 02:32:59 node1 crmd: [710]: WARN: update_failcount: Updating > failcount for apache on node1 after failed start: rc=1 (update=INFINITY, > time=1316050379) > Sep 15 02:32:59 node1 crmd: [710]: info: abort_transition_graph: > match_graph_event:272 - Triggered transition abort (complete=0, > tag=lrm_rsc_op, id=apache_start_0, > magic=0:1;8:3:0:a4e41810-3e8f-439a-9b92-489edf657291, cib=0.172.10) : Event > failed > Sep 15 02:32:59 node1 crmd: [710]: info: update_abort_priority: Abort > priority upgraded from 0 to 1 > Sep 15 02:32:59 node1 crmd: [710]: info: update_abort_priority: Abort action > done superceeded by restart > Sep 15 02:32:59 node1 crmd: [710]: info: match_graph_event: Action > apache_start_0 (8) confirmed on node1 (rc=4) > Sep 15 02:32:59 node1 crmd: [710]: info: run_graph: > ==================================================== > Sep 15 02:32:59 node1 crmd: [710]: notice: run_graph: Transition 3 > (Complete=3, Pending=0, Fired=0, Skipped=4, Incomplete=0, > Source=/var/lib/pengine/pe-input-247.bz2): Stopped > Sep 15 02:32:59 node1 crmd: [710]: info: te_graph_trigger: Transition 3 is > now complete > Sep 15 02:32:59 node1 crmd: [710]: info: do_state_transition: State > transition S_TRANSITION_ENGINE -> S_POLICY_ENGINE [ input=I_PE_CALC > cause=C_FSA_INTERNAL origin=notify_crmd ] > Sep 15 02:32:59 node1 crmd: [710]: info: do_state_transition: All 2 cluster > nodes are eligible to run resources. > > > > > Here is my crm configure show, is there anything I can change there ? > > > root@node1:/home/user# crm configure show > node node1 \ > attributes standby="off" > node node2 \ > attributes standby="off" > primitive apache ocf:heartbeat:apache \ > params configfile="/etc/apache2/apache2.conf" httpd="/usr/sbin/apache2" \ > op start interval="10" timeout="40s" \ > op stop interval="10" timeout="60s" \ > op monitor interval="5s" > primitive failover-ip ocf:heartbeat:IPaddr \ > params ip="192.168.0.105" \ > op monitor interval="5s" > group group1 failover-ip apache > location cli-prefer-failover-ip failover-ip \ > rule $id="cli-prefer-rule-failover-ip" inf: #uname eq node1 > property $id="cib-bootstrap-options" \ > dc-version="1.0.9-da7075976b5ff0bee71074385f8fd02f296ec8a3" \ > cluster-infrastructure="openais" \ > expected-quorum-votes="2" \ > stonith-enabled="false" \ > no-quorum-policy="ignore" > > > Thank you for your help, > > Guillaume > > > On 13 September 2011 08:29, Tim Serong <[email protected]> wrote: > > > On 13/09/11 00:39, Guillaume Bettayeb wrote: > > > Hi there, > > > > > > This is my first post on this list, so hello everybody :) > > > > > > I am currently testing the fun of Linux HA Clustering (just for > > > personal interest) > > > and I have successfully set up a tiny ubuntu virtualbox 2 nodes > > > cluster with Ip failover and Apache running as resources. > > > > > > Right after the install, I tried to move the resources from a node to > > > the other (command standby) an everything worked like a charm. > > > Then I tried some failure tests, and started with a simple > > > /etc/init.d/networking stop on one node, noticed that the other node > > > took ownership of the resources automatically, all was fine. > > > > > > Then I have rebooted the nodes just to see how they would restart the > > > cluster, and since I have the following error : > > > > > > apache_start_0 (node=node1, call=8, rc=1, status=complete): unknown error > > > > > > For reading convenience, my outputs are available at > > > http://pastebin.com/w1J4TWaG > > > Just to clarify, that's : > > > - crm configure show command > > > - crm_mon status > > > - All relevant information into my /var/log/syslog (although I was not > > > sure what to look at, I never used corosync before) > > > > > > I have read on an older post that the apache error usually have > > > something to do with either timeout or mod status. > > > As you can see on my pastebin, my timeout values are ok : > > > op stop interval="60s" timeout="120" \ > > > op start interval="60s" timeout="120" \ > > > > > > as for mod_status it's already enabled in Apache : > > > root@node1:/etc/apache2# a2enmod status > > > Module status already enabled > > > > > > Have I done anything wrong or is there anything else I should > > check/configure ? > > > > > > Any help with this matter would be greatly appreciated :) > > > > On a punt, it's probably mod_status. Check your Apache logs at the time > > the start failed. If it's whining about a 403 or 404 for /server-status > > (or similar), you need to fix that in your Apache config. > > > > HTH, > > > > Tim > > -- > > Tim Serong > > Senior Clustering Engineer > > SUSE > > [email protected] > > _______________________________________________ > > Linux-HA mailing list > > [email protected] > > http://lists.linux-ha.org/mailman/listinfo/linux-ha > > See also: http://linux-ha.org/ReportingProblems > > > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems > _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
