Re: [Lsf-pc] [LSF/MM TOPIC] How SRP initiator performance has been improved via scsi-mq

[Christoph Hellwig <hch@infradead.org>]

On Wed, Jan 14, 2015 at 10:37:39AM +0100, Bart Van Assche wrote:
> Recently it has been proposed to discuss how to add scsi-mq support in
> the iSER initiator during the 2015 edition of the LSF/MM summit. In the
> discussion that followed that proposal several questions were asked
> about how scsi-mq support has been added in the SRP initiator driver,
> which design choices have been made and which lessons have been learned.
> Hence the proposal to add a topic to the LSF/MM schedule for reporting
> how scsi-mq support has been added in the SRP initiator.
> 
> For the actual discussion see also Sagi Grimberg, [LSF/MM TOPIC] iSCSI
> MQ adoption via MCS discussion, linux-scsi mailing list, January 7, 2015
> (http://thread.gmane.org/gmane.linux.scsi/98199).
> 
> Christoph and Mike, if you would like to complement this topic with a
> presentation about the scsi-mq core itself and/or integration of
> multiqueue support in the device mapper multipath driver, I would
> welcome this.

A big long blk-mq / scsi-mq sessions sounds like a good plan.  That
can include a brief overview of the existing work and all the
still pending bits for iSCSI/iSER, multipath and so on.