Re: [Xen-API]Introducing VDI in ISCSISR fail

[Anthony Xu <anthony@xxxxxxxxx>]

That makes sense, 
when executing sr-scan, do all servers execute iscsi re-scan operation
to get new shared luns?

- Anthony


On Wed, 2010-02-03 at 02:04 -0800, Julian Chesterfield wrote:
> That's correct. SR scan always executes on the SR master only, so for 
> shared SRs the SR master is the pool master. Are you trying to introduce 
> a LUN to all nodes in the same pool, or is this just mapped to a single 
> host? If the latter, then the SR should not be shared.
> 
> - Julian
> 
> Anthony Xu wrote:
> > I'm playing with ISCSISR in a pool environment, seems like sr-scan is
> > only executed in one specified server even if I execute it in another
> > server. Then I want to introduce a iscsi LUN into this SR, from
> > following traceback, looks like sm-config:LUNid="5"
> > sm-config:SCSIid="3600144f0a5af4e0000004b67aa0c004c" is not passed to
> > ISCSISR sm. 
> >
> > Could you enlighten me how to do it?
> >
> >
> > Thanks
> > - Anthony
> >
> >
> >
> >
> > xe vdi-introduce sr-uuid=2b462a52-4af2-88d8-ad80-e0fd17ec4ac0  type=user
> > name-babel="cenos-root" uuid=7beeee98-7168-137d-d7e8-7ef947af00c3
> > location=7beeee98-7168-137d-d7e8-7ef947af00c3 managed=true
> > sm-config:LUNid="5" sm-config:SCSIid="3600144f0a5af4e0000004b67aa0c004c"
> > There was an SR backend failure.
> > status: non-zero exit
> > stdout: 
> > stderr: Traceback (most recent call last):
> >   File "/opt/xensource/sm/ISCSISR", line 639, in ?
> >     SRCommand.run(ISCSISR, DRIVER_INFO)
> >   File "/opt/xensource/sm/SRCommand.py", line 150, in run
> >     ret = cmd.run(sr)
> >   File "/opt/xensource/sm/SRCommand.py", line 65, in run
> >     return target.introduce(self.params['sr_uuid'],
> > self.params['new_uuid'])
> >   File "/opt/xensource/sm/LUNperVDI.py", line 49, in introduce
> >     vdi_path = self.sr._getLUNbySMconfig(self.sm_config)
> >   File "/opt/xensource/sm/ISCSISR", line 527, in _getLUNbySMconfig
> >     if not self.sm_config.has_key('LUNid'):
> > AttributeError: 'ISCSISR' object has no attribute 'sm_config'
> >
> >
> >
> >
> > _______________________________________________
> > xen-api mailing list
> > xen-api@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/mailman/listinfo/xen-api
> >   
> 


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