[dm-devel] Re: Running open-iscsi with device mapper hangs

[Mike Christie]

Erez Zilber wrote:
> Mike Christie wrote:
> 
>> Erez Zilber wrote:
>>  
>>
>>> Hi,
>>>
>>> I'm trying to run open-iscsi with the multipath tool. I was able to 
>>> create a scenario in which the initiator machine hangs:
>>>
>>> My initiator runs on a SLES 10 beta 8 machine. The db contains 2 targets:
>>> iscsiadm -m node
>>> [83347a] 192.168.10.106:3260,1 iqn.2005-12.com.voltaire.206000C0FF07C1D1
>>> [030479] 192.168.10.105:3260,1 iqn.2005-12.com.voltaire.206000C0FF07C1D1
>>>
>>>    
>>>
>> are you using the iscsi initiator in a SLES kernel, a mainline kernel or
>> svn or a open-iscsi.org tarball?
>>
>> --
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>>  
>>
> I'm using the initiator that comes with the SLES kernel 
> (2.6.16-rc6-git1-4-smp). We applied 3 patches that are located in 
> https://openib.org/svn/gen2/branches/backport/sles10/:
> iscsi-04-libiscsi.patch
> iscsi-05-convert-tcp.patch
> iscsi-06-transport-ep-cb.patch
> 
> The userspace part is r560.
> 
> Do you prefer that I try to run it with a different open-iscsi version?
> 

Maybe. Do those patches have any of the later fixes PatM found? Look at
r543, 544, 545. Without them you can hit some lockups or oops.