[ovirt-users] iSCSI

[Aharon Canan]

Does it happen on all your hosts ?

Did you check the lunmasking ? (that the server IQN is the one you set on
the storage array? )


On Tue, Sep 20, 2016 at 6:31 PM, Dan Yasny <dyasny at gmail.com> wrote:

> Maybe it's an EMC thing? I know they always recommend using their own
> multipathing client (aka powerpath), so you either need to make sure the
> SAN accepts Linux multipath, and that EMC devices aren't blocked in your
> multipath.conf
>
> I remember Clariions used to require some explicit aLUA related settings,
> should be easy enough to google or maybe call the SAN vendor
>
> On Tue, Sep 20, 2016 at 11:26 AM, Budur Nagaraju <nbudoor at gmail.com>
> wrote:
>
>> Noting more configuration ,if I configure openfiler  as a iSCSI Lun able
>> to detect the lun , moment I configure EMC Lun unable to detect the Lun ID .
>>
>> Any other configs do I need to do in Host ? any comands to delete the old
>> Lun ID ?
>>
>> .[root at pbuovirt3 ~]# cat /proc/scsi/scsi
>> Attached devices:
>> Host: scsi0 Channel: 03 Id: 00 Lun: 00
>>   Vendor: HP       Model: P410i            Rev: 2.00
>>   Type:   RAID                             ANSI  SCSI revision: 00
>> Host: scsi0 Channel: 00 Id: 00 Lun: 00
>>   Vendor: HP       Model: LOGICAL VOLUME   Rev: 2.00
>>   Type:   Direct-Access                    ANSI  SCSI revision: 05
>> Host: scsi1 Channel: 00 Id: 00 Lun: 00
>>   Vendor: Optiarc  Model: DVD RW AD-7561S  Rev: AH52
>>   Type:   CD-ROM                           ANSI  SCSI revision: 05
>> Host: scsi8 Channel: 00 Id: 00 Lun: 00
>>   Vendor: DGC      Model: LUNZ             Rev: 3103
>>   Type:   Direct-Access                    ANSI  SCSI revision: 04
>> [root at pbuovirt3 ~]#
>>
>>
>>
>>
>>
>> On Tue, Sep 20, 2016 at 8:51 PM, Dan Yasny <dyasny at gmail.com> wrote:
>>
>>> It looks like iscsi does the job, bu multipath doesn't. What do you use
>>> on the hosts? How is multipath.conf configured? Any other special
>>> configuration you use?
>>>
>>> Also, can you paste /proc/scsi/scsi and blkid
>>>
>>> On Tue, Sep 20, 2016 at 11:18 AM, Budur Nagaraju <nbudoor at gmail.com>
>>> wrote:
>>>
>>>>
>>>> Below are the details,
>>>>
>>>> http://pastebin.com/aLBMH3Q6
>>>>
>>>> On Tue, Sep 20, 2016 at 8:27 PM, Dan Yasny <dyasny at gmail.com> wrote:
>>>>
>>>>> Try this on the host:
>>>>>
>>>>> iscsiadm -m discovery -t st -p 10.206.67.46
>>>>> iscsiadm -m node -L all
>>>>> iscsiadm -m node
>>>>> iscsiadm -m session
>>>>> multipath -ll
>>>>>
>>>>> and pastebin the output
>>>>>
>>>>> On Tue, Sep 20, 2016 at 10:54 AM, Budur Nagaraju <nbudoor at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Yes I did that too but no luck :(
>>>>>>
>>>>>> Thanks,
>>>>>> Nagaraju
>>>>>>
>>>>>>
>>>>>> On Tue, Sep 20, 2016 at 8:06 PM, Dan Yasny <dyasny at gmail.com> wrote:
>>>>>>
>>>>>>> After you discover, did you also click the login button?
>>>>>>>
>>>>>>> On Tue, Sep 20, 2016 at 10:28 AM, Budur Nagaraju <nbudoor at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Below are the Steps,
>>>>>>>>
>>>>>>>> Under Storage Tab:New Domain -->Name>Domain
>>>>>>>> Type-->Data/iSCSi-->Select the Host -->Discover the Targets ,
>>>>>>>>
>>>>>>>> After giving all the info able to detect the iSCSI targets but
>>>>>>>> uable to get the Lun id ,below are the details of the logs.
>>>>>>>>
>>>>>>>>
>>>>>>>> http://pastebin.com/ph1YSqhH
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Nagaraju
>>>>>>>>
>>>>>>>>
>>>>>>>> On Tue, Sep 20, 2016 at 6:47 PM, Dan Yasny <dyasny at gmail.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> Can you describe what you tried to do and how it failed?
>>>>>>>>>
>>>>>>>>> On Tue, Sep 20, 2016 at 5:54 AM, Budur Nagaraju <nbudoor at gmail.com
>>>>>>>>> > wrote:
>>>>>>>>>
>>>>>>>>>> HI All,
>>>>>>>>>>
>>>>>>>>>> While configuring iSCSI LUN is not getting detected any documents
>>>>>>>>>> to configure iSCSI in oVirt ?
>>>>>>>>>>
>>>>>>>>>> Thanks,
>>>>>>>>>> Nagaraju
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
>>>>>>>>>> Users mailing list
>>>>>>>>>> Users at ovirt.org
>>>>>>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>
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