4:06 p.m.
On Mon, Apr 10, 2017 at 2:44 PM, Ondrej Svoboda <osvoboda(a)redhat.com> wrote:
Yes, this is what struck me about your situation. Will you be able to
find
relevant logs regarding multipath configuration, in which we would see when
(or even why) the third connection was created on the first node, and only
one connection on the second?
On Mon, Apr 10, 2017 at 2:17 PM, Gianluca Cecchi <
gianluca.cecchi(a)gmail.com> wrote:
> On Mon, Apr 10, 2017 at 2:12 PM, Ondrej Svoboda <osvoboda(a)redhat.com>
> wrote:
>
>> Gianluca,
>>
>> I can see that the workaround you describe here (to complete multipath
>> configuration in CLI) fixes an inconsistency in observed iSCSI sessions. I
>> think it is a shortcoming in oVirt that you had to resort to manual
>> configuration. Could you file a bug about this? Ideally, following the bug
>> template presented to you by Bugzilla, i.e. "Expected: two iSCSI
sessions",
>> "Got: one the first node ... one the second node".
>>
>> Edy, Martin, do you think you could help out here?
>>
>> Thanks,
>> Ondra
>>
>
> Ok, this evening I'm going to open a bugzilla for that.
> Please keep in mind that on the already configured node (where before
> node addition there were two connections in place with multipath), actually
> the node addition generates a third connection, added to the existing two,
> using "default" as iSCSI interface (clearly seen if I run "iscsiadm
-m
> session -P1") ....
>
> Gianluca
>
>
vdsm log of the already configured host is here for that day:
https://drive.google.com/file/d/0BwoPbcrMv8mvQzdCUmtIT1NOT2c/view?usp=sha...
Installation / configuration of the second node happened between 11:30 AM
and 01:30 PM of 6th of April.
Aound 12:29 you will find:
2017-04-06 12:29:05,832+0200 INFO (jsonrpc/7) [dispatcher] Run and
protect: getVGInfo, Return response: {'info': {'state': 'OK',
'vgsize':
'1099108974592', 'name': '5ed04196-87f1-480e-9fee-9dd450a3b53b',
'vgfree':
'182536110080', 'vgUUID':
'rIENae-3NLj-o4t8-GVuJ-ZKKb-ksTk-qBkMrE',
'pvlist': [{'vendorID': 'EQLOGIC', 'capacity':
'1099108974592', 'fwrev':
'0000', 'pe_alloc_count': '6829', 'vgUUID':
'rIENae-3NLj-o4t8-GVuJ-ZKKb-ksTk-qBkMrE', 'pathlist':
[{'connection':
'10.10.100.9', 'iqn':
'iqn.2001-05.com.equallogic:4-771816-e5d0dfb59-1c9b240297958d53-ovsd3910',
'portal': '1', 'port': '3260', 'initiatorname':
'p1p1.100'}, {'connection':
'10.10.100.9', 'iqn':
'iqn.2001-05.com.equallogic:4-771816-e5d0dfb59-1c9b240297958d53-ovsd3910',
'portal': '1', 'port': '3260', 'initiatorname':
'p1p2'}, {'connection':
'10.10.100.9', 'iqn':
'iqn.2001-05.com.equallogic:4-771816-e5d0dfb59-1c9b240297958d53-ovsd3910',
'portal': '1', 'port': '3260', 'initiatorname':
'default'}], 'pe_count':
'8189', 'discard_max_bytes': 15728640, 'pathstatus':
[{'type': 'iSCSI',
'physdev': 'sde', 'capacity': '1099526307840',
'state': 'active', 'lun':
'0'}, {'type': 'iSCSI', 'physdev': 'sdf',
'capacity': '1099526307840',
'state': 'active', 'lun': '0'}, {'type':
'iSCSI', 'physdev': 'sdg',
'capacity': '1099526307840', 'state': 'active',
'lun': '0'}], 'devtype':
'iSCSI', 'discard_zeroes_data': 1, 'pvUUID':
'g9pjI0-oifQ-kz2O-0Afy-xdnx-THYD-eTWgqB', 'serial':
'SEQLOGIC_100E-00_64817197B5DFD0E5538D959702249B1C', 'GUID':
'364817197b5dfd0e5538d959702249b1c', 'devcapacity':
'1099526307840',
'productID': '100E-00'}], 'type': 3, 'attr':
{'allocation': 'n', 'partial':
'-', 'exported': '-', 'permission': 'w',
'clustered': '-', 'resizeable':
'z'}}} (logUtils:54)
and around 12:39 you will find
2017-04-06 12:39:11,003+0200 ERROR (check/loop) [storage.Monitor] Error
checking path /dev/5ed04196-87f1-480e-9fee-9dd450a3b53b/metadata
(monitor:485)
Traceback (most recent call last):
File "/usr/share/vdsm/storage/monitor.py", line 483, in _pathChecked
delay = result.delay()
File "/usr/lib/python2.7/site-packages/vdsm/storage/check.py", line 368,
in delay
raise exception.MiscFileReadException(self.path, self.rc, self.err)
MiscFileReadException: Internal file read failure:
('/dev/5ed04196-87f1-480e-9fee-9dd450a3b53b/metadata', 1,
bytearray(b"/usr/bin/dd: error reading
\'/dev/5ed04196-87f1-480e-9fee-9dd450a3b53b/metadata\': Input/output
error\n0+0 records in\n0+0 records out\n0 bytes (0 B) copied, 0.000234164
s, 0.0 kB/s\n"))
2017-04-06 12:39:11,020+0200 INFO (check/loop) [storage.Monitor] Domain
5ed04196-87f1-480e-9fee-9dd450a3b53b became INVALID (monitor:456)
that I think corresponds to the moment when I executed "iscsiadm -m session
-u" and had the automaic remediation of the correctly defined paths
Gianluca