>>> Andrew Beekhof <[email protected]> schrieb am 06.08.2013 um 22:08 in 
>>> Nachricht
<[email protected]>:

> On 06/08/2013, at 5:27 PM, "Ulrich Windl" <[email protected]> 
> wrote:
> 
>> Hi!
>> 
>> I always wanted to know what "Detected action XXX from a different 
> transition ..." really means:
>> Does it indicate a programming error in the cluster stack? To me it sounds 
> as if at least two parties try to control a thing without agreeing what is to 
> be done...
> 
> It just means "something unexpected happened", probably a recurring monitor 
> that detected a failure.

That's what I thought: If the cluster controls everything, there shouldn't be 
any _unexpected_ things ;-)

> That string no longer appears in more recent versions.

So did the problems go away, or just the message about them?

> 
>> 
>> Regards,
>> Ulrich
>> 
>>      >>> Mark Nipper <[email protected]> schrieb am 05.08.2013 um 19:34 in 
>> Nachricht
>> <[email protected]>:
>>> One of our DRBD clusters has 47 LUN's being published.
>>> We're using RHEL 6.4.  Here are the various package versions
>>> being used:
>>> ---
>>> pacemaker-1.1.7-6.el6.x86_64
>>> corosync-1.4.1-7.el6.x86_64
>>> resource-agents-3.9.2-12.el6.x86_64
>>> scsi-target-utils-1.0.24-2.el6.x86_64
>>> 
>>>     Somewhere after 40 LUN's we started experiencing monitor
>>> failures of the most recent LUN's added to the cluster.  Things
>>> like:
>>> ---
>>> Jul 26 23:47:39 [8557] stor01a       crmd:     info: process_lrm_event:     
>>>  
> 
>>>   LRM operation lun47_monitor_10000 (call=357, rc=7, cib-update=6790, 
>>> confirmed=false) not running
>>> Jul 26 23:47:39 [8557] stor01a       crmd:     info: process_graph_event:   
>>>  
> 
>>>   Detected action lun47_monitor_10000 from a different transition: 5737 vs. 
>>> 5793
>>> Jul 26 23:47:39 [8557] stor01a       crmd:     info: 
>>> abort_transition_graph: 
> 
>>>   process_graph_event:476 - Triggered transition abort (complete=1, 
>>> tag=lrm_rsc_op, id=lun47_last_failure_0, 
>>> magic=0:7;192:5737:0:e16c8e9d-87ed-4132-a3b2-724a30b6cc73, cib=0.111.47) : 
>>> Old event
>>> Jul 26 23:47:39 [8557] stor01a       crmd:  warning: update_failcount:  
>>> Updating failcount for lun47 on stor01a after failed monitor: rc=7 
>>> (update=value++, time=1374900459)
>>> Jul 26 23:47:39 [8555] stor01a      attrd:   notice: attrd_trigger_update:  
>>>  
> 
>>>   Sending flush op to all hosts for: fail-count-lun47 (1)
>>> Jul 26 23:47:39 [8557] stor01a       crmd:   notice: do_state_transition:   
>>>  
> 
>>>   State transition S_IDLE -> S_POLICY_ENGINE [ input=I_PE_CALC 
>>> cause=C_FSA_INTERNAL origin=abort_transition_graph ]
>>> Jul 26 23:47:39 [8555] stor01a      attrd:   notice: attrd_perform_update:  
>>>  
> 
>>>   Sent update 438: fail-count-lun47=1
>>> Jul 26 23:47:39 [8555] stor01a      attrd:   notice: attrd_trigger_update:  
>>>  
> 
>>>   Sending flush op to all hosts for: last-failure-lun47 (1374900459)
>>> Jul 26 23:47:39 [8557] stor01a       crmd:     info: 
>>> abort_transition_graph: 
> 
>>>   te_update_diff:176 - Triggered transition abort (complete=1, tag=nvpair, 
>>> id=status-stor01a-fail-count-lun47, name=fail-count-lun47, value=1, 
>>> magic=NA, 
>>> cib=0.111.48) : Transient attribute: update
>>> Jul 26 23:47:39 [8555] stor01a      attrd:   notice: attrd_perform_update:  
>>>  
> 
>>>   Sent update 441: last-failure-lun47=1374900459
>>> ---
>>> 
>>>     So I decided to modify the resource agent as follows:
>>> ---
>>> --- iSCSILogicalUnit.orig       2013-08-05 12:15:03.185879119 -0500
>>> +++ iSCSILogicalUnit    2013-08-01 11:31:24.768133374 -0500
>>> @@ -305,12 +305,28 @@
>>>            if [ -z "$TID" ]; then
>>>                # Our target is not configured, thus we're not
>>>                # running.
>>> +               echo "$(date) TID not found: ${TID}." >> 
>>> /var/log/iscsi-ra.log
>>>                return $OCF_NOT_RUNNING
>>>            fi
>>>            # This only looks for the backing store, but does not test
>>>            # for the correct target ID and LUN.
>>> -           tgtadm --lld iscsi --op show --mode target \
>>> +           tgt_output=$(tgtadm --lld iscsi --op show --mode target)
>>> +           echo "$tgt_output" \
>>>                | grep -E -q "[[:space:]]+Backing store.*: 
>>> ${OCF_RESKEY_path}" 
>>> && return $OCF_SUCCESS
>>> +           echo "$(date) first LUN failure: ${OCF_RESKEY_path}" >> 
>>> /var/log/iscsi-ra.log
>>> +           echo "$tgt_output" >> /var/log/iscsi-ra.log
>>> +           sleep 1
>>> +           tgt_output=$(tgtadm --lld iscsi --op show --mode target)
>>> +           echo "$tgt_output" \
>>> +               | grep -E -q "[[:space:]]+Backing store.*: 
>>> ${OCF_RESKEY_path}" 
> 
>>> && return $OCF_SUCCESS
>>> +           echo "$(date) second LUN failure: ${OCF_RESKEY_path}" >> 
>>> /var/log/iscsi-ra.log
>>> +           echo "$tgt_output" >> /var/log/iscsi-ra.log
>>> +           sleep 1
>>> +           tgt_output=$(tgtadm --lld iscsi --op show --mode target)
>>> +           echo "$tgt_output" \
>>> +               | grep -E -q "[[:space:]]+Backing store.*: 
>>> ${OCF_RESKEY_path}" 
> 
>>> && return $OCF_SUCCESS
>>> +           echo "$(date) third LUN failure: ${OCF_RESKEY_path}" >> 
>>> /var/log/iscsi-ra.log
>>> +           echo "$tgt_output" >> /var/log/iscsi-ra.log
>>>            ;;
>>>        lio)
>>> 
>>> configfs_path="/sys/kernel/config/target/iscsi/${OCF_RESKEY_target_iqn}/tpgt
>>> _1/lun/lun_${OCF_RESKEY_lun}/${OCF_RESOURCE_INSTANCE}/udev_path"
>>> ---
>>> 
>>>     And over the weekend I got a hit from this.  But it only
>>> failed the first time.  The output from iscsi-ra.log:
>>> ---
>>> Sun Aug  4 10:54:41 CDT 2013 first LUN failure: /dev/stor01/vm-www01
>>> Target 1: iqn.2013-04.net.bitgnome:vh-storage01
>>>    System information:
>>>        Driver: iscsi
>>>        State: ready
>>>    I_T nexus information:
>>>        I_T nexus: 17
>>>            Initiator: iqn.1994-05.com.redhat:b8998f3aaa11
>>>            Connection: 0
>>>                IP Address: 172.16.165.18
>>>        I_T nexus: 18
>>>            Initiator: iqn.1994-05.com.redhat:36ad8852a96d
>>>            Connection: 0
>>>                IP Address: 172.16.165.19
>>>        I_T nexus: 19
>>>            Initiator: iqn.1994-05.com.redhat:28d6b194ab
>>>            Connection: 0
>>>                IP Address: 172.16.165.20
>>>        I_T nexus: 20
>>>            Initiator: iqn.1994-05.com.redhat:bc9afc47c4
>>>            Connection: 0
>>>                IP Address: 172.16.165.21
>>>    LUN information:
>>>        LUN: 0
>>>            Type: controller
>>>            SCSI ID: IET     00010000
>>>            SCSI SN: beaf10
>>>            Size: 0 MB, Block size: 1
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: null
>>>            Backing store path: None
>>>            Backing store flags: 
>>>        LUN: 1
>>>            Type: disk
>>>            SCSI ID: lun1
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-ldap1
>>>            Backing store flags: 
>>>        LUN: 2
>>>            Type: disk
>>>            SCSI ID: lun2
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-arcgis
>>>            Backing store flags: 
>>>        LUN: 3
>>>            Type: disk
>>>            SCSI ID: lun3
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-mail1
>>>            Backing store flags: 
>>>        LUN: 4
>>>            Type: disk
>>>            SCSI ID: lun4
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-mail2
>>>            Backing store flags: 
>>>        LUN: 5
>>>            Type: disk
>>>            SCSI ID: lun5
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-wp2
>>>            Backing store flags: 
>>>        LUN: 6
>>>            Type: disk
>>>            SCSI ID: lun6
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-ldap-slave1
>>>            Backing store flags: 
>>>        LUN: 7
>>>            Type: disk
>>>            SCSI ID: lun7
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-ldap-slave2
>>>            Backing store flags: 
>>>        LUN: 8
>>>            Type: disk
>>>            SCSI ID: lun8
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-ldap-slave3
>>>            Backing store flags: 
>>>        LUN: 9
>>>            Type: disk
>>>            SCSI ID: lun9
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-wp1
>>>            Backing store flags: 
>>>        LUN: 10
>>>            Type: disk
>>>            SCSI ID: lun10
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-support
>>>            Backing store flags: 
>>>        LUN: 11
>>>            Type: disk
>>>            SCSI ID: lun11
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-cache1
>>>            Backing store flags: 
>>>        LUN: 12
>>>            Type: disk
>>>            SCSI ID: lun12
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-cache2
>>>            Backing store flags: 
>>>        LUN: 13
>>>            Type: disk
>>>            SCSI ID: lun13
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-proxy
>>>            Backing store flags: 
>>>        LUN: 14
>>>            Type: disk
>>>            SCSI ID: lun14
>>>            SCSI SN: (stdin)=
>>>            Size: 53687 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-pcspine
>>>            Backing store flags: 
>>>        LUN: 15
>>>            Type: disk
>>>            SCSI ID: lun15
>>>            SCSI SN: (stdin)=
>>>            Size: 53687 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-print
>>>            Backing store flags: 
>>>        LUN: 16
>>>            Type: disk
>>>            SCSI ID: lun16
>>>            SCSI SN: (stdin)=
>>>            Size: 53687 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-ad
>>>            Backing store flags: 
>>>        LUN: 17
>>>            Type: disk
>>>            SCSI ID: lun17
>>>            SCSI SN: (stdin)=
>>>            Size: 53687 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-pcbrain
>>>            Backing store flags: 
>>>        LUN: 18
>>>            Type: disk
>>>            SCSI ID: lun18
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-xmpp
>>>            Backing store flags: 
>>>        LUN: 19
>>>            Type: disk
>>>            SCSI ID: lun19
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-pma
>>>            Backing store flags: 
>>>        LUN: 20
>>>            Type: disk
>>>            SCSI ID: lun20
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-cake
>>>            Backing store flags: 
>>>        LUN: 21
>>>            Type: disk
>>>            SCSI ID: lun21
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-ica-file
>>>            Backing store flags: 
>>>        LUN: 22
>>>            Type: disk
>>>            SCSI ID: lun22
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-liwc
>>>            Backing store flags: 
>>>        LUN: 23
>>>            Type: disk
>>>            SCSI ID: lun23
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-lasso
>>>            Backing store flags: 
>>>        LUN: 24
>>>            Type: disk
>>>            SCSI ID: lun24
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-qt
>>>            Backing store flags: 
>>>        LUN: 25
>>>            Type: disk
>>>            SCSI ID: lun25
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-public
>>>            Backing store flags: 
>>>        LUN: 26
>>>            Type: disk
>>>            SCSI ID: lun26
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-source
>>>            Backing store flags: 
>>>        LUN: 27
>>>            Type: disk
>>>            SCSI ID: lun27
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-gmc
>>>            Backing store flags: 
>>>        LUN: 28
>>>            Type: disk
>>>            SCSI ID: lun28
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-solr
>>>            Backing store flags: 
>>>        LUN: 29
>>>            Type: disk
>>>            SCSI ID: lun29
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-license
>>>            Backing store flags: 
>>>        LUN: 30
>>>            Type: disk
>>>            SCSI ID: lun30
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-media
>>>            Backing store flags: 
>>>        LUN: 31
>>>            Type: disk
>>>            SCSI ID: lun31
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-opera
>>>            Backing store flags: 
>>>        LUN: 32
>>>            Type: disk
>>>            SCSI ID: lun32
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-asl
>>>            Backing store flags: 
>>>        LUN: 33
>>>            Type: disk
>>>            SCSI ID: lun33
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-daseupload
>>>            Backing store flags: 
>>>        LUN: 34
>>>            Type: disk
>>>            SCSI ID: lun34
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-arcsde
>>>            Backing store flags: 
>>>        LUN: 35
>>>            Type: disk
>>>            SCSI ID: lun35
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-switchwitch
>>>            Backing store flags: 
>>>        LUN: 36
>>>            Type: disk
>>>            SCSI ID: lun36
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-matlab
>>>            Backing store flags: 
>>>        LUN: 37
>>>            Type: disk
>>>            SCSI ID: lun37
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-spintx
>>>            Backing store flags: 
>>>        LUN: 38
>>>            Type: disk
>>>            SCSI ID: lun38
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-atlassian
>>>            Backing store flags: 
>>>        LUN: 39
>>>            Type: disk
>>>            SCSI ID: lun39
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-test3
>>>            Backing store flags: 
>>>        LUN: 40
>>>            Type: disk
>>>            SCSI ID: lun40
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-nfs
>>>            Backing store flags: 
>>>        LUN: 41
>>>            Type: disk
>>>            SCSI ID: lun41
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-test4
>>>            Backing store flags: 
>>>        LUN: 42
>>>            Type: disk
>>>            SCSI ID: lun42
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-bamboo
>>>            Backing store flags: 
>>>        LUN: 43
>>>            Type: disk
>>>            SCSI ID: lun43
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-wowza-test
>>>            Backing store flags: 
>>>        LUN: 44
>>>            Type: disk
>>>            SCSI ID: lun44
>>>            SCSI SN: (stdin)=
>>>            Size: 53687 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-abman-dev
>>>            Backing store flags: 
>>>        LUN: 45
>>>            Type: disk
>>>            SCSI ID: lun45
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-workflow
>>>            Backing store flags: 
>>>        LUN: 46
>>>            Type: disk
>>>            SCSI ID: lun46
>>>            SCSI SN: (stdin)=
>>>            Size: 10737 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent removal: No
>>>            Readonly: No
>>>            Backing store type: rdwr
>>>            Backing store path: /dev/stor01/vm-psyimage
>>>            Backing store flags: 
>>>        LUN: 47
>>>            Type: disk
>>>            SCSI ID: lun47
>>>            SCSI SN: (stdin)=
>>>            Size: 21475 MB, Block size: 512
>>>            Online: Yes
>>>            Removable media: No
>>>            Prevent
>>> ---
>>> 
>>>     So it clearly got incomplete output from tgtadm the first
>>> time and successfully retrieved all the information the second
>>> time before it returned a return code of 7.  I found where tgtd
>>> would crash with more than 40 LUN's being discussed back in 2008:
>>> ---
>>> http://lists.wpkg.org/pipermail/stgt/2008-December/002528.html 
>>> 
>>> But I couldn't find anything else related to this problem
>>> specifically.
>>> 
>>>     Has anyone else seen weirdness like this from tgtd?  I
>>> assume the "easy" answer is switch to a newer distribution with
>>> LIO.  Or just keep the multiple checks in place to workaround the
>>> problem.
>>> 
>>> -- 
>>> Mark Nipper
>>> [email protected] (XMPP)
>>> +1 979 575 3193
>>> -
>>> In theory there is no difference between theory and practice. In
>>> practice there is.
>>> _______________________________________________
>>> Linux-HA mailing list
>>> [email protected] 
>>> http://lists.linux-ha.org/mailman/listinfo/linux-ha 
>>> See also: http://linux-ha.org/ReportingProblems 
>> 
>> 
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>> See also: http://linux-ha.org/ReportingProblems 
> 
> _______________________________________________
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> http://lists.linux-ha.org/mailman/listinfo/linux-ha 
> See also: http://linux-ha.org/ReportingProblems 


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