From: Mike Galbraith <efault@gmx.de>
To: Pavel Machek <pavel@ucw.cz>, Kent Overstreet <kent.overstreet@gmail.com>
Cc: oleg.drokin@intel.com, ming.l@ssi.samsung.com,
andreas.dilger@intel.com, Mike Snitzer <snitzer@redhat.com>,
martin.petersen@oracle.com, minchan@kernel.org, jkosina@suse.cz,
ming.lei@canonical.com,
kernel list <linux-kernel@vger.kernel.org>,
jim@jtan.com, pjk1939@linux.vnet.ibm.com, axboe@fb.com,
geoff@infradead.org, dm-devel@redhat.com, dpark@posteo.net,
ngupta@vflare.org, hch@lst.de, agk@redhat.com
Subject: Re: v4.9, 4.4-final: 28 bioset threads on small notebook, 36 threads on cellphone
Date: Wed, 08 Feb 2017 04:12:23 +0100 [thread overview]
Message-ID: <1486523543.4462.5.camel@gmx.de> (raw)
In-Reply-To: <20170207203911.GA16980@amd>
On Tue, 2017-02-07 at 21:39 +0100, Pavel Machek wrote:
> On Mon 2017-02-06 17:49:06, Kent Overstreet wrote:
> > On Mon, Feb 06, 2017 at 04:47:24PM -0900, Kent Overstreet wrote:
> > > On Mon, Feb 06, 2017 at 01:53:09PM +0100, Pavel Machek wrote:
> > > > Still there on v4.9, 36 threads on nokia n900 cellphone.
> > > >
> > > > So.. what needs to be done there?
> >
> > > But, I just got an idea for how to handle this that might be halfway sane, maybe
> > > I'll try and come up with a patch...
> >
> > Ok, here's such a patch, only lightly tested:
>
> I guess it would be nice for me to test it... but what it is against?
> I tried after v4.10-rc5 and linux-next, but got rejects in both cases.
It wedged into master easily enough (box still seems to work.. but I'll
be rebooting in a very few seconds just in case:), but threads on my
desktop box only dropped from 73 to 71. Poo.
-Mike
WARNING: multiple messages have this Message-ID (diff)
From: Mike Galbraith <efault@gmx.de>
To: Pavel Machek <pavel@ucw.cz>, Kent Overstreet <kent.overstreet@gmail.com>
Cc: Mike Snitzer <snitzer@redhat.com>,
kernel list <linux-kernel@vger.kernel.org>,
axboe@fb.com, hch@lst.de, neilb@suse.de,
martin.petersen@oracle.com, dpark@posteo.net,
ming.l@ssi.samsung.com, dm-devel@redhat.com,
ming.lei@canonical.com, agk@redhat.com, jkosina@suse.cz,
geoff@infradead.org, jim@jtan.com, pjk1939@linux.vnet.ibm.com,
minchan@kernel.org, ngupta@vflare.org, oleg.drokin@intel.com,
andreas.dilger@intel.com
Subject: Re: v4.9, 4.4-final: 28 bioset threads on small notebook, 36 threads on cellphone
Date: Wed, 08 Feb 2017 04:12:23 +0100 [thread overview]
Message-ID: <1486523543.4462.5.camel@gmx.de> (raw)
In-Reply-To: <20170207203911.GA16980@amd>
On Tue, 2017-02-07 at 21:39 +0100, Pavel Machek wrote:
> On Mon 2017-02-06 17:49:06, Kent Overstreet wrote:
> > On Mon, Feb 06, 2017 at 04:47:24PM -0900, Kent Overstreet wrote:
> > > On Mon, Feb 06, 2017 at 01:53:09PM +0100, Pavel Machek wrote:
> > > > Still there on v4.9, 36 threads on nokia n900 cellphone.
> > > >
> > > > So.. what needs to be done there?
> >
> > > But, I just got an idea for how to handle this that might be halfway sane, maybe
> > > I'll try and come up with a patch...
> >
> > Ok, here's such a patch, only lightly tested:
>
> I guess it would be nice for me to test it... but what it is against?
> I tried after v4.10-rc5 and linux-next, but got rejects in both cases.
It wedged into master easily enough (box still seems to work.. but I'll
be rebooting in a very few seconds just in case:), but threads on my
desktop box only dropped from 73 to 71. Poo.
-Mike
next prev parent reply other threads:[~2017-02-08 3:12 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-11 10:49 4.4-rc: 28 bioset threads on small notebook Pavel Machek
2015-12-11 14:08 ` Mike Snitzer
2015-12-11 17:14 ` Pavel Machek
2016-02-20 17:40 ` 4.4-final: " Pavel Machek
2016-02-20 18:42 ` Pavel Machek
2016-02-20 19:51 ` Mike Snitzer
2016-02-20 20:04 ` Pavel Machek
2016-02-20 20:38 ` Mike Snitzer
2016-02-20 20:55 ` Pavel Machek
2016-02-21 4:15 ` Kent Overstreet
2016-02-21 6:43 ` Ming Lin-SSI
2016-02-21 9:40 ` Ming Lei
2016-02-22 22:58 ` Kent Overstreet
2016-02-23 2:55 ` Ming Lei
2016-02-23 14:54 ` Mike Snitzer
2016-02-24 2:48 ` Ming Lei
2016-02-24 3:23 ` Kent Overstreet
2016-02-23 20:45 ` Pavel Machek
2017-02-06 12:53 ` v4.9, 4.4-final: 28 bioset threads on small notebook, 36 threads on cellphone Pavel Machek
2017-02-06 12:53 ` Pavel Machek
2017-02-07 1:47 ` Kent Overstreet
2017-02-07 2:49 ` Kent Overstreet
2017-02-07 17:13 ` Mike Snitzer
2017-02-07 20:39 ` Pavel Machek
2017-02-08 3:12 ` Mike Galbraith [this message]
2017-02-08 3:12 ` Mike Galbraith
2017-02-08 4:58 ` Kent Overstreet
2017-02-08 6:22 ` [PATCH] block: Make rescuer threads per request_queue, not per bioset kbuild test robot
2017-02-08 6:22 ` kbuild test robot
2017-02-08 6:23 ` kbuild test robot
2017-02-08 6:57 ` v4.9, 4.4-final: 28 bioset threads on small notebook, 36 threads on cellphone Mike Galbraith
2017-02-08 6:57 ` Mike Galbraith
2017-02-08 16:34 ` Mike Snitzer
2017-02-08 16:34 ` Mike Snitzer
2017-02-09 21:25 ` Kent Overstreet
2017-02-14 16:34 ` [dm-devel] " Mikulas Patocka
2017-02-14 17:33 ` Mike Snitzer
2017-02-08 2:47 ` Ming Lei
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