Re: [Scst-devel] [REQUEST TO TEST]: ALUA changes toward better SCSI compliance

[Sebastian H. <he...@gm...>]

Bart Van Assche wrote:
> On 02/26/2016 03:45 PM, Sebastian Herbszt wrote:
> > I just enabled explicit ALUA support in SCST and noticed STPG gets send
> > down the standby path. I think it comes from the ALUA handler and not multipathd.
> >
> > multipathd: 26162356632353435: sdc - tur checker reports path is in standby state
> > multipathd: 8:32: reinstated
> 
> Hello Sebastian,
> 
> This multipathd behavior has been introduced in 2009 (see also below). 
> I'm afraid that anyone who is using an enterprise OS release around or 
> before that date will see the previous multipathd behavior, namely that 
> standby paths for which SCST fails TUR are considered failed by the 
> initiator and hence that the initiator won't send an STPG over these paths.
> 
> Bart.

This multipath-tools change is only relevant if the target is set up with
explicit ALUA mode support and the alua device handler is used, correct?

Sebastian