Re: target crashes with vSphere 6 hosts

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Hello Dan,

On Wed, 2016-02-10 at 21:30 -0500, Dan Lane wrote:
> >
> > SUCCESS!
> >
> > The latest changes have the filer working stable, I just benchmarked a Win7
> > VM on an ESXi host and hit 400+MB/s without any crashing!
> >

Thanks for the update.

> > I still see a fair number of the following errors in messages, I'm not sure
> > if it's something to worry about or not, especially considering these
> > numbers.
> >
> > Feb 10 21:18:28 dracofiler kernel: ABORT_TASK: Found referenced qla2xxx
> > task_tag: 1176876
> > Feb 10 21:18:28 dracofiler kernel: ABORT_TASK: Sending
> > TMR_TASK_DOES_NOT_EXIST for ref_tag: 1176876
> > Feb 10 21:18:48 dracofiler kernel: ABORT_TASK: Found referenced qla2xxx
> > task_tag: 1199888
> > Feb 10 21:18:48 dracofiler kernel: ABORT_TASK: Sending
> > TMR_TASK_DOES_NOT_EXIST for ref_tag: 1199888
> > Feb 10 21:19:07 dracofiler kernel: ABORT_TASK: Found referenced qla2xxx
> > task_tag: 1212868
> > Feb 10 21:19:07 dracofiler kernel: ABORT_TASK: Sending
> > TMR_TASK_DOES_NOT_EXIST for ref_tag: 1212868
> > Feb 10 21:20:19 dracofiler kernel: ABORT_TASK: Found referenced qla2xxx
> > task_tag: 1188008
> > Feb 10 21:20:19 dracofiler kernel: ABORT_TASK: Sending
> > TMR_TASK_DOES_NOT_EXIST for ref_tag: 1188008
> > Feb 10 21:20:19 dracofiler kernel: ABORT_TASK: Found referenced qla2xxx
> > task_tag: 1188052
> > Feb 10 21:20:19 dracofiler kernel: ABORT_TASK: Sending
> > TMR_TASK_DOES_NOT_EXIST for ref_tag: 1188052
> >
> > Thanks again for all the help you provided.  I helped a friend with a
> > similar setup get his fixed as well and he had the same results.

Keep in mind your target-pending/4.4-stable branch is still missing the
active I/O remote port LUN_RESET + session disconnect bug-fix currently
being tested in target-pending/master here:

https://git.kernel.org/cgit/linux/kernel/git/nab/target-pending.git/commit/?id=0f4a943168f31d29a1701908931acaba518b131a

>  Let me know if you need any further testing of the qlogic stuff.
> >

Let's have look your fc_host class side stats to verify FC physical
layer for tcm_qla2xxx ports are working as expected.

    head /sys/class/fc_host/host*/statistics/*

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