Ulrich.Windl at rz
Jul 31, 2012, 5:42 AM
Post #1 of 2
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Antw: Manual Resource Migration/Move
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Hi!
Did you try "crm_mon -1Arf" and "crm resource unmigrate .."?
Regards,
Ulrich
>>> Tobias Brunner <tobias.brunner [at] nine> schrieb am 31.07.2012 um 11:38 in
Nachricht <1363510.QYUigKJSyf [at] pctobr>:
> Hi list,
>
> While trying to manually migrate a resource from one node to the other one,
> nothing happens. I don't have any ideas anymore, so here is some information
> what I did and how the configuration/logs look like:
>
> crm status
> ----------
> ============
> Last updated: Tue Jul 31 11:20:24 2012
> Last change: Tue Jul 31 11:17:25 2012 via crm_resource on halab3
> Stack: openais
> Current DC: halab4 - partition with quorum
> Version: 1.1.7-ee0730e13d124c3d58f00016c3376a1de5323cff
> 2 Nodes configured, 2 expected votes
> 5 Resources configured.
> ============
>
> Online: [ halab3 halab4 ]
>
> Resource Group: groupMysql
> resFsMysql (ocf::heartbeat:Filesystem): Started halab3
> resIPMysql (ocf::heartbeat:IPaddr2): Started halab3
> resMysql (ocf::heartbeat:mysql): Started halab3
> Master/Slave Set: ms-resDRBDMysql [resDRBDMysql]
> Masters: [ halab3 ]
> Slaves: [ halab4 ]
>
> crm configure show
> ------------------
> node halab3
> node halab4
> primitive resDRBDMysql ocf:linbit:drbd \
> params drbd_resource="mysql" \
> op start interval="0" timeout="240" \
> op stop interval="0" timeout="100"
> primitive resFsMysql ocf:heartbeat:Filesystem \
> params device="/dev/drbd/by-res/mysql" directory="/var/lib/mysql"
> fstype="ext4" \
> op start interval="0" timeout="60s" \
> op stop interval="0" timeout="60s"
> primitive resIPMysql ocf:heartbeat:IPaddr2 \
> params ip="192.168.1.10" nic="eth0" cidr_netmask="28" \
> op monitor interval="30s"
> primitive resMysql ocf:heartbeat:mysql \
> params config="/etc/mysql/my.cnf" datadir="/var/lib/mysql"
> log="/var/log/mysql.log" pid="/var/run/mysqld/mysqld.pid"
> socket="/var/run/mysqld/mysqld.sock"
> additional_parameters="--bind-address=0.0.0.0" \
> op start interval="0" timeout="120s" \
> op stop interval="0" timeout="120s" \
> op monitor interval="60s" timeout="30s"
> group groupMysql resFsMysql resIPMysql resMysql
> ms ms-resDRBDMysql resDRBDMysql \
> meta master-max="1" master-node-max="1" clone-max="2" clone-node-max="1"
> notify="true" target-role="Master"
> location location-groupMysql-on-node1 groupMysql inf: halab3
> colocation colo-groupMysql-ms-resDRBDMysql inf: groupMysql
> ms-resDRBDMysql:Master
> order order-groupMysql-after-ms-resDRBDMysql inf: ms-resDRBDMysql:promote
> groupMysql:start
> property $id="cib-bootstrap-options" \
> dc-version="1.1.7-ee0730e13d124c3d58f00016c3376a1de5323cff" \
> cluster-infrastructure="openais" \
> expected-quorum-votes="2" \
> no-quorum-policy="ignore" \
> stonith-enabled="false"
>
> crm_simulate -sL
> ----------------
> Current cluster status:
> Online: [ halab3 halab4 ]
>
> Resource Group: groupMysql
> resFsMysql (ocf::heartbeat:Filesystem): Started halab3
> resIPMysql (ocf::heartbeat:IPaddr2): Started halab3
> resMysql (ocf::heartbeat:mysql): Started halab3
> Master/Slave Set: ms-resDRBDMysql [resDRBDMysql]
> Masters: [ halab3 ]
> Slaves: [ halab4 ]
>
> Allocation scores:
> group_color: groupMysql allocation score on halab3: INFINITY
> group_color: groupMysql allocation score on halab4: 0
> group_color: resFsMysql allocation score on halab3: INFINITY
> group_color: resFsMysql allocation score on halab4: 0
> group_color: resIPMysql allocation score on halab3: 0
> group_color: resIPMysql allocation score on halab4: 0
> group_color: resMysql allocation score on halab3: 0
> group_color: resMysql allocation score on halab4: 0
> clone_color: ms-resDRBDMysql allocation score on halab3: INFINITY
> clone_color: ms-resDRBDMysql allocation score on halab4: 0
> clone_color: resDRBDMysql:0 allocation score on halab3: 10001
> clone_color: resDRBDMysql:0 allocation score on halab4: 0
> clone_color: resDRBDMysql:1 allocation score on halab3: 0
> clone_color: resDRBDMysql:1 allocation score on halab4: 10001
> native_color: resDRBDMysql:0 allocation score on halab3: 10001
> native_color: resDRBDMysql:0 allocation score on halab4: 0
> native_color: resDRBDMysql:1 allocation score on halab3: -INFINITY
> native_color: resDRBDMysql:1 allocation score on halab4: 10001
> resDRBDMysql:0 promotion score on halab3: INFINITY
> resDRBDMysql:1 promotion score on halab4: 10000
> native_color: resFsMysql allocation score on halab3: INFINITY
> native_color: resFsMysql allocation score on halab4: -INFINITY
> native_color: resIPMysql allocation score on halab3: 0
> native_color: resIPMysql allocation score on halab4: -INFINITY
> native_color: resMysql allocation score on halab3: 0
> native_color: resMysql allocation score on halab4: -INFINITY
>
> Transition Summary:
>
> What I did
> ----------
> "crm resource migrate groupMysql halab4"
>
> What I see in the logs /var/log/corosync.log
> --------------------------------------------
> halab4:
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib_process_request: Operation
> complete: op cib_delete for section constraints
> (origin=halab3/crm_resource/3, version=0.17.28): ok (rc=0)
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: - <cib admin_epoch="0"
> epoch="17" num_updates="28" />
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + <cib epoch="18"
> num_updates="1" admin_epoch="0" validate-with="pacemaker-1.2"
> cib-last-written="Tue Jul 31 11:28:04 2012" crm_feature_set="3.0.6"
> update-origin="halab3" update-client="cibadmin" have-quorum="1"
>dc-uuid="halab4" >
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + <configuration >
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + <constraints >
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + <rsc_location
> id="cli-prefer-groupMysql" rsc="groupMysql" __crm_diff_marker__="added:top" >
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + <rule
> id="cli-prefer-rule-groupMysql" score="INFINITY" boolean-op="and" >
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + <expression
> id="cli-prefer-expr-groupMysql" attribute="#uname" operation="eq" value="halab4"
> type="string" />
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + </rule>
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + </rsc_location>
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + </constraints>
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + </configuration>
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib:diff: + </cib>
> Jul 31 11:30:14 halab4 crmd: [13562]: info: abort_transition_graph:
> te_update_diff:126 - Triggered transition abort (complete=1, tag=diff,
> id=(null), magic=NA, cib=0.18.1) : Non-status change
> Jul 31 11:30:14 halab4 cib: [13557]: info: cib_process_request: Operation
> complete: op cib_modify for section constraints
> (origin=halab3/crm_resource/4, version=0.18.1): ok (rc=0)
> Jul 31 11:30:14 halab4 crmd: [13562]: notice: do_state_transition: State
> transition S_IDLE -> S_POLICY_ENGINE [ input=I_PE_CALC cause=C_FSA_INTERNAL
> origin=abort_transition_graph ]
> Jul 31 11:30:14 halab4 pengine: [13561]: notice: unpack_config: On loss of
> CCM Quorum: Ignore
> Jul 31 11:30:14 halab4 pengine: [13561]: notice: unpack_rsc_op: Operation
> monitor found resource resDRBDMysql:0 active in master mode on halab3
> Jul 31 11:30:14 halab4 crmd: [13562]: notice: do_state_transition: State
> transition S_POLICY_ENGINE -> S_TRANSITION_ENGINE [ input=I_PE_SUCCESS
> cause=C_IPC_MESSAGE origin=handle_response ]
> Jul 31 11:30:14 halab4 crmd: [13562]: info: do_te_invoke: Processing graph
> 2499 (ref=pe_calc-dc-1343727014-3833) derived from
> /var/lib/pengine/pe-input-21.bz2
> Jul 31 11:30:14 halab4 crmd: [13562]: notice: run_graph: ==== Transition
> 2499 (Complete=0, Pending=0, Fired=0, Skipped=0, Incomplete=0,
> Source=/var/lib/pengine/pe-input-21.bz2): Complete
> Jul 31 11:30:14 halab4 crmd: [13562]: notice: do_state_transition: State
> transition S_TRANSITION_ENGINE -> S_IDLE [ input=I_TE_SUCCESS
> cause=C_FSA_INTERNAL origin=notify_crmd ]
> Jul 31 11:30:14 halab4 pengine: [13561]: notice: process_pe_message:
> Transition 2499: PEngine Input stored in: /var/lib/pengine/pe-input-21.bz2
>
> halab3:
> nothing logged at this time
>
> What my problem is
> ------------------
> The resource group "groupMysql" should migrate from halab3 to halab4, but it
> doesn't. If I manually stop corosync on halab3, the resource group
> "groupMysql" successfully starts on halab4. I don't understand why the manual
> migration does not work. Does anyone have any ideas? How can I debug such
> problems?
>
> Thanks for every help!
>
> Cheers,
> Tobias
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