Re: scsi-mq V2

2014-07-14 Thread Benjamin LaHaise
Hi Robert, On Sun, Jul 13, 2014 at 05:15:15PM +, Elliott, Robert (Server Storage) wrote: > > > I will see if that solves the problem with the scsi-mq-3 tree, or > > > at least some of the bisect trees leading up to it. > > > > scsi-mq-3 is still going after 45 minutes. I'll leave it running

Re: scsi-mq V2

2014-07-11 Thread Benjamin LaHaise
On Fri, Jul 11, 2014 at 02:33:12PM +, Elliott, Robert (Server Storage) wrote: > That ran 9 total hours with no problem. > > Rather than revert in the bisect trees, I added just this single additional > patch to the no-rebase tree, and the problem appeared: Can you try the below totally untes

Re: scsi-mq V2

2014-07-10 Thread Benjamin LaHaise
On Thu, Jul 10, 2014 at 02:36:40PM +, Elliott, Robert (Server Storage) wrote: > > > > -Original Message- > > From: Jens Axboe [mailto:ax...@kernel.dk] > > Sent: Thursday, 10 July, 2014 8:53 AM > > To: Christoph Hellwig; Benjamin LaHaise > >

Re: scsi-mq V2

2014-07-10 Thread Benjamin LaHaise
On Thu, Jul 10, 2014 at 03:48:10PM +0200, Jens Axboe wrote: > On 2014-07-10 15:44, Benjamin LaHaise wrote: > >On Thu, Jul 10, 2014 at 03:39:57PM +0200, Jens Axboe wrote: > >>That's how fio always runs, it sets up the context with the exact queue > >>depth that it

Re: scsi-mq V2

2014-07-10 Thread Benjamin LaHaise
On Thu, Jul 10, 2014 at 03:39:57PM +0200, Jens Axboe wrote: > That's how fio always runs, it sets up the context with the exact queue > depth that it needs. Do we have a good enough understanding of other aio > use cases to say that this isn't the norm? I would expect it to be, it's > the way th

Re: scsi-mq V2

2014-07-10 Thread Benjamin LaHaise
On Wed, Jul 09, 2014 at 11:20:40PM -0700, Christoph Hellwig wrote: > On Thu, Jul 10, 2014 at 12:53:36AM +, Elliott, Robert (Server Storage) > wrote: > > the problem still occurs - fio results in low or 0 IOPS, with perf top > > reporting unusual amounts of time spent in do_io_submit and io_su

Re: [RFC PATCH 0/5] userspace PI passthrough via AIO/DIO

2014-03-21 Thread Benjamin LaHaise
Hi folks, On Fri, Mar 21, 2014 at 11:23:32AM -0700, Zach Brown wrote: > On Thu, Mar 20, 2014 at 09:30:41PM -0700, Darrick J. Wong wrote: > > This RFC provides a rough implementation of a mechanism to allow > > userspace to attach protection information (e.g. T10 DIF) data to a > > disk write and t

Re: Asynchronous scsi scanning

2007-05-17 Thread Benjamin LaHaise
On Thu, May 17, 2007 at 01:39:54PM -0600, Matthew Wilcox wrote: > On Fri, May 18, 2007 at 12:34:40AM +0530, Satyam Sharma wrote: > > Hmmm, actually those other users could easily write and maintain > > a 20-line patch that does the wait for async scans thing for them > > using /proc/scsi/scsi in an

Re: sysfs makes scaling suck Re: Asynchronous scsi scanning

2007-05-17 Thread Benjamin LaHaise
On Thu, May 17, 2007 at 01:45:24PM -0400, James Bottomley wrote: > But also, the sysfs with over 4,000 (and higher) devices was > specifically checked by OSDL (actually as part of the CGL testing) some > of the Manoj changes (for unpinning entries etc) were needed to get it > to function, but as of

sysfs makes scaling suck Re: Asynchronous scsi scanning

2007-05-17 Thread Benjamin LaHaise
On Wed, May 16, 2007 at 04:57:52AM +0530, Satyam Sharma wrote: > > echo 1 > /sys/module/scsi_mod/.../wait_for_async_scans > > somewhere in some script. In fact, the latter method seems simpler, > saner, better (in every which way)! Please don't force sysfs on people. Just watch how it keels ove

Re: [PATCH 2.6.13 1/20] aic94xx: Makefile

2005-09-09 Thread Benjamin LaHaise
A single file per patch is not really a patch split up. Patches should stand on their own, leaving the tree in a compilable functioning state during each step. -ben - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [EMAIL PROTECT