[Pacemaker] Resources are not started
Matti Linnanvuori
matti.linnanvuori at portalify.com
Mon Nov 7 10:15:45 UTC 2011
On Nov 4, 2011, at 3:57 PM, Andreas Kurz wrote:
> On 11/04/2011 01:52 PM, Matti Linnanvuori wrote:
>>
>> On Nov 4, 2011, at 2:37 PM, Andreas Kurz wrote:
>>
>>> On 11/04/2011 01:01 PM, Matti Linnanvuori wrote:
>>>> I think I have found a bug. Resources are not started and I don't see a reason why not. All resources except PSQL-slave should be started. There is only one node. The operating system is SuSE Linux Enterprise Server 11 SP1.
>>>>
>>>> crm_mon -1 -rfo
>>>> ============
>>>> Last updated: Fri Nov 4 13:08:28 2011
>>>> Stack: openais
>>>> Current DC: iac-pgis - partition WITHOUT quorum
>>>
>>> *polishingcrystalball* .... hmm ... nothing, as quorum-policy already is
>>> "ignore" ... don't hesitate to share your complete config if you want to
>>> get help on a mailing-list ;-)
>>
>>
>> All right, configuration follows:
>
> hmm ... config looks ok, though it's not the freshest pacemaker version
> so it might be a bug ... IIRC there were som bugs fixed regarding
> resource_sets post release 1.1.2. ... try to explicitly set a score of
> INFINITY for your order constraint.
I explicitly set a score of INFINITY for my order constraints. I still got the same problem of not starting resources.
The following is the new configuration:
cibadmin -Q<cib epoch="98" num_updates="1" admin_epoch="0" validate-with="pacemaker-1.2" crm_feature_set="3.0.2" have-quorum="0" cib-last-written="Thu Nov 3 13:11:52 2011" dc-uuid="iac-pgis">
<configuration>
<crm_config>
<cluster_property_set id="cib-bootstrap-options">
<nvpair id="cib-bootstrap-options-dc-version" name="dc-version" value="1.1.2-2e096a41a5f9e184a1c1537c82c6da1093698eb5"/>
<nvpair id="cib-bootstrap-options-cluster-infrastructure" name="cluster-infrastructure" value="openais"/>
<nvpair id="cib-bootstrap-options-expected-quorum-votes" name="expected-quorum-votes" value="2"/>
<nvpair id="cib-bootstrap-options-stonith-enabled" name="stonith-enabled" value="false"/>
<nvpair id="cib-bootstrap-options-no-quorum-policy" name="no-quorum-policy" value="ignore"/>
<nvpair id="cib-bootstrap-options-last-lrm-refresh" name="last-lrm-refresh" value="1320397737"/>
</cluster_property_set>
</crm_config>
<nodes>
<node id="iac-pgis" type="normal" uname="iac-pgis"/>
</nodes>
<resources>
<!-- ================================================================== -->
<!-- Resources expected in ACTIVE configuration -->
<primitive id="PSQL-master" class="ocf" type="pgsql" provider="heartbeat">
<instance_attributes id="psql-master-atts">
<nvpair id="psql-master-config" name="config_file" value="/var/lib/pgsql/data/postgresql.conf"/>
</instance_attributes>
<operations>
<op id="psql-master-alive" name="monitor" interval="10s"/>
</operations>
</primitive>
<primitive id="rabbitmq" class="ocf" type="rabbitmq-server" provider="rabbitmq">
<instance_attributes id="rabbit-attributes">
<!-- Replace "localhost" with real node name -->
<nvpair id="rabbit-nodename" name="nodename" value="rabbit at iac-pgis"/>
</instance_attributes>
<operations>
<op id="rabbit-alive" name="monitor" interval="10s"/>
</operations>
</primitive>
<primitive id="DB-daemon" class="ocf" type="db" provider="portalify">
<instance_attributes id="DB-attributes">
<nvpair id="db-binary" name="db_binary" value="/etc/init.d/iac-db"/>
</instance_attributes>
<operations>
<op id="db-alive" name="monitor" interval="5s"/>
</operations>
</primitive>
<primitive id="PGIS-daemon" class="ocf" type="pgis" provider="portalify">
<instance_attributes id="PGIS-attributes">
<nvpair id="pgis-binary" name="pgis_binary" value="/etc/init.d/iac-pgis"/>
</instance_attributes>
<operations>
<op id="pgis-alive" name="monitor" interval="5s"/>
</operations>
</primitive>
<primitive id="LF-daemon" class="ocf" type="lf" provider="portalify">
<instance_attributes id="LF-attributes">
<nvpair id="lf-binary" name="lf_binary" value="/etc/init.d/iac-location-facade"/>
<!-- Replace "localhost" with real node name -->
<nvpair id="lf-rabbitmq-observer-node" name="node_name" value="rabbit at iac-pgis"/>
<nvpair id="lf-queue" name="lf_queue" value="queue.lf.location"/>
<nvpair id="lf-observation-rounds" name="lf_obs_round" value="10"/>
<nvpair id="lf-queue-observer-binary" name="queue_observer_binary" value="/opt/iac/openais-current/bin/check_rabbit_queue_lf.sh"/>
<nvpair id="lf-temporary-directory" name="lf_temp_dir" value="/opt/iac/var/tmp"/>
</instance_attributes>
<operations>
<op id="lf-alive" name="monitor" interval="5s"/>
</operations>
</primitive>
<primitive id="audit-daemon" class="ocf" type="audit" provider="portalify">
<instance_attributes id="audit-attributes">
<nvpair id="audit-binary" name="audit_binary" value="/etc/init.d/iac-audit"/>
</instance_attributes>
<operations>
<op id="audit-alive" name="monitor" interval="5s"/>
</operations>
</primitive>
<primitive id="statusmgr-daemon" class="ocf" type="statusmgr" provider="portalify">
<instance_attributes id="statusmgr-attributes">
<nvpair id="statusmgr-binary" name="statusmgr_binary" value="/etc/init.d/iac-statusmgr"/>
</instance_attributes>
<operations>
<op id="statusmgr-alive" name="monitor" interval="5s"/>
</operations>
</primitive>
<primitive id="taskmgr-daemon" class="ocf" type="taskmgr" provider="portalify">
<instance_attributes id="taskmgr-attributes">
<nvpair id="taskmgr-binary" name="taskmgr_binary" value="/etc/init.d/iac-taskmgr"/>
</instance_attributes>
<operations>
<op id="taskmgr-alive" name="monitor" interval="5s"/>
</operations>
</primitive>
<primitive id="rm-daemon" class="ocf" type="rman" provider="portalify">
<instance_attributes id="rm-attributes">
<nvpair id="rm-binary" name="rm_binary" value="/etc/init.d/iac-routing"/>
<!-- Replace "localhost" with real node name -->
<nvpair id="rm-node" name="node_name" value="rabbit at iac-pgis"/>
</instance_attributes>
<operations>
<op id="rm-alive" name="monitor" interval="5s"/>
</operations>
</primitive>
<!-- ================================================================== -->
<!-- Resources expected in STAND-BY configuration -->
<primitive id="PSQL-slave" class="ocf" type="pgsql" provider="heartbeat">
<instance_attributes id="psql-slave-atts">
<!-- TODO: this should be pointing to a PostgreSQL slave configuration -->
<nvpair id="psql-slave-config" name="config_file" value="/var/lib/pgsql/data/postgresql.conf"/>
</instance_attributes>
<operations>
<op id="psql-slave-alive" name="monitor" interval="10s"/>
</operations>
</primitive>
<!-- ================================================================== -->
<!-- Resources that report system state -->
<primitive id="rabbitmq-queue-length" class="ocf" type="rabbit-observer" provider="portalify">
<instance_attributes id="queue-len-params">
<nvpair id="rabbitmq-observer-limit" name="max_queue_length" value="10000"/>
<nvpair id="rabbitmq-observer-pidfile" name="pidfile" value="/var/run/ocf-rabbitmq-observer"/>
<nvpair id="rabbitmq-observer-binary" name="rabbit_observer_binary" value="/opt/iac/openais-current/bin/check_rabbit_queue_length.sh"/>
<!-- Replace "localhost" with real node name -->
<nvpair id="rabbitmq-observer-node" name="node_name" value="rabbit at iac-pgis"/>
</instance_attributes>
<operations>
<op id="rabbit-limit-check" name="monitor" interval="10s"/>
</operations>
<meta_attributes id="meta-rabbitmq-length">
<nvpair id="queue-length-management" name="is-managed" value="true"/>
<nvpair id="queue-length-target" name="target-role" value="started"/>
<nvpair id="queue-length-threshold" name="migration-threshold" value="10"/>
</meta_attributes>
</primitive>
</resources>
<constraints>
<rsc_order id="PSQL-DB-daemon" first="PSQL-master" then="DB-daemon" score="INFINITY"/>
<rsc_order id="rabbitmq-DB-daemon" first="rabbitmq" then="DB-daemon" score="INFINITY"/>
<rsc_order id="PSQL-PGIS-daemon" first="PSQL-master" then="PGIS-daemon" score="INFINITY"/>
<rsc_order id="rabbitmq-PGIS-daemon" first="rabbitmq" then="PGIS-daemon" score="INFINITY"/>
<rsc_order id="rabbitmq-audit-daemon" first="rabbitmq" then="audit-daemon" score="INFINITY"/>
<rsc_order id="PSQL-rm-daemon" first="PSQL-master" then="rm-daemon" score="INFINITY"/>
<rsc_order id="rabbitmq-rm-daemon" first="rabbitmq" then="rm-daemon" score="INFINITY"/>
<rsc_order id="PSQL-statusmgr-daemon" first="PSQL-master" then="statusmgr-daemon" score="INFINITY"/>
<rsc_order id="rabbitmq-statusmgr-daemon" first="rabbitmq" then="statusmgr-daemon" score="INFINITY"/>
<rsc_order id="PSQL-taskmgr-daemon" first="PSQL-master" then="taskmgr-daemon" score="INFINITY"/>
<rsc_order id="rabbitmq-taskmgr-daemon" first="rabbitmq" then="taskmgr-daemon" score="INFINITY"/>
<rsc_order id="rabbitmq-rabbitmq-queue-length" first="rabbitmq" then="rabbitmq-queue-length" score="INFINITY"/>
<rsc_order id="rabbitmq-LF-daemon" first="rabbitmq" then="LF-daemon" score="INFINITY"/>
<!-- Define active and passive setups as mutually exclusive -->
<rsc_colocation id="psql-exclusion" rsc="PSQL-slave" with-rsc="PSQL-master" score="-INFINITY"/>
<!-- Other collocation settings are not defined: unnecessary while the system is reduced to a single node -->
</constraints>
<op_defaults/>
<rsc_defaults/>
</configuration>
<status>
<node_state id="iac-pgis" uname="iac-pgis" ha="active" in_ccm="true" crmd="online" join="member" expected="member" crm-debug-origin="do_update_resource" shutdown="0">
<lrm id="iac-pgis">
<lrm_resources>
<lrm_resource id="PSQL-master" type="pgsql" class="ocf" provider="heartbeat">
<lrm_rsc_op id="PSQL-master_monitor_0" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="12:1:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:7;12:1:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="2" rc-code="7" op-status="0" interval="0" last-run="1320319593" last-rc-change="1320319593" exec-time="320" queue-time="0" op-digest="2eee2c15d44c592a22a3c5c91d02b50b"/>
<lrm_rsc_op id="PSQL-master_start_0" operation="start" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="23:1:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;23:1:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="13" rc-code="0" op-status="0" interval="0" last-run="1320319596" last-rc-change="1320319596" exec-time="1610" queue-time="0" op-digest="2eee2c15d44c592a22a3c5c91d02b50b"/>
<lrm_rsc_op id="PSQL-master_monitor_10000" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="14:2:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;14:2:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="14" rc-code="0" op-status="0" interval="10000" last-run="1320319597" last-rc-change="1320319597" exec-time="320" queue-time="0" op-digest="48e67e862a9d5260f14241e5eba3f817"/>
</lrm_resource>
<lrm_resource id="statusmgr-daemon" type="statusmgr" class="ocf" provider="portalify">
<lrm_rsc_op id="statusmgr-daemon_monitor_0" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="18:1:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:7;18:1:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="8" rc-code="7" op-status="0" interval="0" last-run="1320319594" last-rc-change="1320319594" exec-time="190" queue-time="1010" op-digest="3c203aa468b3f34bf445200594da55da"/>
<lrm_rsc_op id="statusmgr-daemon_start_0" operation="start" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="29:2844:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;29:2844:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4773" rc-code="0" op-status="0" interval="0" last-run="1320389761" last-rc-change="1320389761" exec-time="790" queue-time="0" op-digest="3c203aa468b3f34bf445200594da55da"/>
<lrm_rsc_op id="statusmgr-daemon_monitor_5000" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="33:153:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;33:153:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="1372" rc-code="0" op-status="0" interval="5000" last-run="1320659141" last-rc-change="1320659141" exec-time="610" queue-time="0" op-digest="928b5b49dc502aa14ac0c84fc17bd8fc"/>
<lrm_rsc_op id="statusmgr-daemon_stop_0" operation="stop" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="32:2864:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;32:2864:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4791" rc-code="0" op-status="0" interval="0" last-run="1320390318" last-rc-change="1320390318" exec-time="760" queue-time="310" op-digest="3c203aa468b3f34bf445200594da55da"/>
</lrm_resource>
<lrm_resource id="PSQL-slave" type="pgsql" class="ocf" provider="heartbeat">
<lrm_rsc_op id="PSQL-slave_monitor_0" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="21:1:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:7;21:1:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="11" rc-code="7" op-status="0" interval="0" last-run="1320319595" last-rc-change="1320319595" exec-time="200" queue-time="2010" op-digest="2eee2c15d44c592a22a3c5c91d02b50b"/>
</lrm_resource>
<lrm_resource id="DB-daemon" type="db" class="ocf" provider="portalify">
<lrm_rsc_op id="DB-daemon_monitor_0" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="13:2790:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;13:2790:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4674" rc-code="0" op-status="0" interval="0" last-run="1320388096" last-rc-change="1320388096" exec-time="340" queue-time="0" op-digest="7312afa9a61f27995180efb451d71ca3"/>
<lrm_rsc_op id="DB-daemon_monitor_5000" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="21:3197:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;21:3197:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4838" rc-code="0" op-status="0" interval="5000" last-run="1320659180" last-rc-change="1320659180" exec-time="380" queue-time="0" op-digest="727f4d0604b62bc8c19b4159c3cfe116"/>
<lrm_rsc_op id="DB-daemon_stop_0" operation="stop" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="4:2913:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;4:2913:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4818" rc-code="0" op-status="0" interval="0" last-run="1320391150" last-rc-change="1320391150" exec-time="160" queue-time="0" op-digest="7312afa9a61f27995180efb451d71ca3"/>
<lrm_rsc_op id="DB-daemon_start_0" operation="start" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="22:2913:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;22:2913:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4819" rc-code="0" op-status="0" interval="0" last-run="1320391151" last-rc-change="1320391151" exec-time="280" queue-time="0" op-digest="7312afa9a61f27995180efb451d71ca3"/>
</lrm_resource>
<lrm_resource id="rabbitmq-queue-length" type="rabbit-observer" class="ocf" provider="portalify">
<lrm_rsc_op id="rabbitmq-queue-length_monitor_0" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="16:2804:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:7;16:2804:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4683" rc-code="7" op-status="0" interval="0" last-run="1320388838" last-rc-change="1320388838" exec-time="50" queue-time="0" op-digest="a7bad9b6c47b94452c9d645db13cb53d"/>
<lrm_rsc_op id="rabbitmq-queue-length_start_0" operation="start" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="38:2848:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;38:2848:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4779" rc-code="0" op-status="0" interval="0" last-run="1320389764" last-rc-change="1320389764" exec-time="230" queue-time="0" op-digest="a7bad9b6c47b94452c9d645db13cb53d"/>
<lrm_rsc_op id="rabbitmq-queue-length_monitor_10000" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="41:2849:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;41:2849:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4781" rc-code="0" op-status="0" interval="10000" last-run="1320389773" last-rc-change="1320389773" exec-time="3290" queue-time="7010" op-digest="52bc73dbb39890b2e95bae24a2854fb4"/>
<lrm_rsc_op id="rabbitmq-queue-length_stop_0" operation="stop" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="40:2861:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;40:2861:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4790" rc-code="0" op-status="0" interval="0" last-run="1320390316" last-rc-change="1320390316" exec-time="50" queue-time="1000" op-digest="a7bad9b6c47b94452c9d645db13cb53d"/>
</lrm_resource>
<lrm_resource id="audit-daemon" type="audit" class="ocf" provider="portalify">
<lrm_rsc_op id="audit-daemon_monitor_0" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="16:2806:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;16:2806:7:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4684" rc-code="0" op-status="0" interval="0" last-run="1320388858" last-rc-change="1320388858" exec-time="70" queue-time="10" op-digest="3bb0ec352fdd89523059dbf7a0d3bfb1"/>
<lrm_rsc_op id="audit-daemon_monitor_5000" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="28:2827:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;28:2827:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4732" rc-code="0" op-status="0" interval="5000" last-run="1320659888" last-rc-change="1320659888" exec-time="260" queue-time="0" op-digest="c7dedd75b8d5276dad877a7724401657"/>
<lrm_rsc_op id="audit-daemon_stop_0" operation="stop" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="26:2920:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;26:2920:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4831" rc-code="0" op-status="0" interval="0" last-run="1320391188" last-rc-change="1320391188" exec-time="730" queue-time="0" op-digest="3bb0ec352fdd89523059dbf7a0d3bfb1"/>
<lrm_rsc_op id="audit-daemon_start_0" operation="start" crm-debug-origin="do_update_resource" crm_feature_set="3.0.2" transition-key="25:2919:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" transition-magic="0:0;25:2919:0:05fea70b-673a-4bf9-94fe-20525ff55ea5" call-id="4830" rc-code="0" op-status="0" interval="0" last-run="1320391187" last-rc-change="1320391187" exec-time="890" queue-time="10" op-digest="3bb0ec352fdd89523059dbf7a0d3bfb1"/>
</lrm_resource>
</lrm_resources>
</lrm>
<transient_attributes id="iac-pgis">
<instance_attributes id="status-iac-pgis">
<nvpair id="status-iac-pgis-probe_complete" name="probe_complete" value="true"/>
<nvpair id="status-iac-pgis-last-failure-rm-daemon" name="last-failure-rm-daemon" value="1320397081"/>
<nvpair id="status-iac-pgis-fail-count-statusmgr-daemon" name="fail-count-statusmgr-daemon" value="78"/>
<nvpair id="status-iac-pgis-last-failure-statusmgr-daemon" name="last-failure-statusmgr-daemon" value="1320396102"/>
<nvpair id="status-iac-pgis-last-failure-audit-daemon" name="last-failure-audit-daemon" value="1320396326"/>
<nvpair id="status-iac-pgis-last-failure-PGIS-daemon" name="last-failure-PGIS-daemon" value="1320391209"/>
<nvpair id="status-iac-pgis-last-failure-taskmgr-daemon" name="last-failure-taskmgr-daemon" value="1320395877"/>
<nvpair id="status-iac-pgis-last-failure-LF-daemon" name="last-failure-LF-daemon" value="1320397121"/>
<nvpair id="status-iac-pgis-last-failure-DB-daemon" name="last-failure-DB-daemon" value="1320397115"/>
<nvpair id="status-iac-pgis-last-failure-rabbitmq" name="last-failure-rabbitmq" value="1320397126"/>
<nvpair id="status-iac-pgis-last-failure-rabbitmq-queue-length" name="last-failure-rabbitmq-queue-length" value="1320331350"/>
<nvpair id="status-iac-pgis-fail-count-DB-daemon" name="fail-count-DB-daemon" value="13"/>
<nvpair id="status-iac-pgis-fail-count-audit-daemon" name="fail-count-audit-daemon" value="20"/>
</instance_attributes>
</transient_attributes>
</node_state>
</status>
</cib>
Matti Linnanvuori
More information about the Pacemaker
mailing list