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.confI remember Clariions used to require some explicit aLUA related settings, should be easy enough to google or maybe call the SAN vendorOn Tue, Sep 20, 2016 at 11:26 AM, Budur Nagaraju <nbudoor@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@pbuovirt3 ~]# cat /proc/scsi/scsi
Attached devices:
Host: scsi0 Channel: 03 Id: 00 Lun: 00
Vendor: HP Model: P410i Rev: 2.00
Type: RAIDANSI SCSI revision: 00
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: HP Model: LOGICAL VOLUME Rev: 2.00
Type: Direct-AccessANSI SCSI revision: 05
Host: scsi1 Channel: 00 Id: 00 Lun: 00
Vendor: Optiarc Model: DVD RW AD-7561S Rev: AH52
Type: CD-ROMANSI SCSI revision: 05
Host: scsi8 Channel: 00 Id: 00 Lun: 00
Vendor: DGC Model: LUNZ Rev: 3103
Type: Direct-AccessANSI SCSI revision: 04
[root@pbuovirt3 ~]#On Tue, Sep 20, 2016 at 8:51 PM, Dan Yasny <dyasny@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 blkidOn Tue, Sep 20, 2016 at 11:18 AM, Budur Nagaraju <nbudoor@gmail.com> wrote:On Tue, Sep 20, 2016 at 8:27 PM, Dan Yasny <dyasny@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 sessionmultipath -lland pastebin the outputOn Tue, Sep 20, 2016 at 10:54 AM, Budur Nagaraju <nbudoor@gmail.com> wrote:NagarajuYes I did that too but no luck :(Thanks,On Tue, Sep 20, 2016 at 8:06 PM, Dan Yasny <dyasny@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@gmail.com> wrote: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.Below are the Steps,Under Storage Tab:New Domain -->Name>Domain Type-->Data/iSCSi-->Select the Host -->Discover the Targets ,On Tue, Sep 20, 2016 at 6:47 PM, Dan Yasny <dyasny@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@gmail.com> wrote:______________________________NagarajuThanks,HI All,While configuring iSCSI LUN is not getting detected any documents to configure iSCSI in oVirt ?_________________
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