From: Mel Gorman <mgorman@suse.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
xfs@oss.sgi.com, Linux-MM <linux-mm@kvack.org>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
ppc-dev <linuxppc-dev@lists.ozlabs.org>,
Ingo Molnar <mingo@kernel.org>
Subject: Re: [PATCH 4/4] mm: numa: Slow PTE scan rate if migration failures occur
Date: Thu, 12 Mar 2015 18:49:26 +0000 [thread overview]
Message-ID: <20150312184925.GH3406@suse.de> (raw)
In-Reply-To: <CA+55aFx=81BGnQFNhnAGu6CetL7yifPsnD-+v7Y6QRqwgH47gQ@mail.gmail.com>
On Thu, Mar 12, 2015 at 09:20:36AM -0700, Linus Torvalds wrote:
> On Thu, Mar 12, 2015 at 6:10 AM, Mel Gorman <mgorman@suse.de> wrote:
> >
> > I believe you're correct and it matches what was observed. I'm still
> > travelling and wireless is dirt but managed to queue a test using pmd_dirty
>
> Ok, thanks.
>
> I'm not entirely happy with that change, and I suspect the whole
> heuristic should be looked at much more (maybe it should also look at
> whether it's executable, for example), but it's a step in the right
> direction.
>
I can follow up when I'm back in work properly. As you have already pulled
this in directly, can you also consider pulling in "mm: thp: return the
correct value for change_huge_pmd" please? The other two patches were very
minor can be resent through the normal paths later.
_______________________________________________
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http://oss.sgi.com/mailman/listinfo/xfs
WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Dave Chinner <david@fromorbit.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
xfs@oss.sgi.com, Linux-MM <linux-mm@kvack.org>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
ppc-dev <linuxppc-dev@lists.ozlabs.org>,
Ingo Molnar <mingo@kernel.org>
Subject: Re: [PATCH 4/4] mm: numa: Slow PTE scan rate if migration failures occur
Date: Thu, 12 Mar 2015 18:49:26 +0000 [thread overview]
Message-ID: <20150312184925.GH3406@suse.de> (raw)
In-Reply-To: <CA+55aFx=81BGnQFNhnAGu6CetL7yifPsnD-+v7Y6QRqwgH47gQ@mail.gmail.com>
On Thu, Mar 12, 2015 at 09:20:36AM -0700, Linus Torvalds wrote:
> On Thu, Mar 12, 2015 at 6:10 AM, Mel Gorman <mgorman@suse.de> wrote:
> >
> > I believe you're correct and it matches what was observed. I'm still
> > travelling and wireless is dirt but managed to queue a test using pmd_dirty
>
> Ok, thanks.
>
> I'm not entirely happy with that change, and I suspect the whole
> heuristic should be looked at much more (maybe it should also look at
> whether it's executable, for example), but it's a step in the right
> direction.
>
I can follow up when I'm back in work properly. As you have already pulled
this in directly, can you also consider pulling in "mm: thp: return the
correct value for change_huge_pmd" please? The other two patches were very
minor can be resent through the normal paths later.
WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Dave Chinner <david@fromorbit.com>,
Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>,
xfs@oss.sgi.com, ppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH 4/4] mm: numa: Slow PTE scan rate if migration failures occur
Date: Thu, 12 Mar 2015 18:49:26 +0000 [thread overview]
Message-ID: <20150312184925.GH3406@suse.de> (raw)
In-Reply-To: <CA+55aFx=81BGnQFNhnAGu6CetL7yifPsnD-+v7Y6QRqwgH47gQ@mail.gmail.com>
On Thu, Mar 12, 2015 at 09:20:36AM -0700, Linus Torvalds wrote:
> On Thu, Mar 12, 2015 at 6:10 AM, Mel Gorman <mgorman@suse.de> wrote:
> >
> > I believe you're correct and it matches what was observed. I'm still
> > travelling and wireless is dirt but managed to queue a test using pmd_dirty
>
> Ok, thanks.
>
> I'm not entirely happy with that change, and I suspect the whole
> heuristic should be looked at much more (maybe it should also look at
> whether it's executable, for example), but it's a step in the right
> direction.
>
I can follow up when I'm back in work properly. As you have already pulled
this in directly, can you also consider pulling in "mm: thp: return the
correct value for change_huge_pmd" please? The other two patches were very
minor can be resent through the normal paths later.
--
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WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Dave Chinner <david@fromorbit.com>,
Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>,
xfs@oss.sgi.com, ppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH 4/4] mm: numa: Slow PTE scan rate if migration failures occur
Date: Thu, 12 Mar 2015 18:49:26 +0000 [thread overview]
Message-ID: <20150312184925.GH3406@suse.de> (raw)
In-Reply-To: <CA+55aFx=81BGnQFNhnAGu6CetL7yifPsnD-+v7Y6QRqwgH47gQ@mail.gmail.com>
On Thu, Mar 12, 2015 at 09:20:36AM -0700, Linus Torvalds wrote:
> On Thu, Mar 12, 2015 at 6:10 AM, Mel Gorman <mgorman@suse.de> wrote:
> >
> > I believe you're correct and it matches what was observed. I'm still
> > travelling and wireless is dirt but managed to queue a test using pmd_dirty
>
> Ok, thanks.
>
> I'm not entirely happy with that change, and I suspect the whole
> heuristic should be looked at much more (maybe it should also look at
> whether it's executable, for example), but it's a step in the right
> direction.
>
I can follow up when I'm back in work properly. As you have already pulled
this in directly, can you also consider pulling in "mm: thp: return the
correct value for change_huge_pmd" please? The other two patches were very
minor can be resent through the normal paths later.
next prev parent reply other threads:[~2015-03-12 18:49 UTC|newest]
Thread overview: 195+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-07 15:20 [RFC PATCH 0/4] Automatic NUMA balancing and PROT_NONE handling followup v2r8 Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` [PATCH 1/4] mm: thp: Return the correct value for change_huge_pmd Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 20:13 ` Linus Torvalds
2015-03-07 20:13 ` Linus Torvalds
2015-03-07 20:13 ` Linus Torvalds
2015-03-07 20:13 ` Linus Torvalds
2015-03-07 20:31 ` Linus Torvalds
2015-03-07 20:31 ` Linus Torvalds
2015-03-07 20:31 ` Linus Torvalds
2015-03-07 20:31 ` Linus Torvalds
2015-03-07 20:56 ` Mel Gorman
2015-03-07 20:56 ` Mel Gorman
2015-03-07 20:56 ` Mel Gorman
2015-03-07 20:56 ` Mel Gorman
2015-03-07 15:20 ` [PATCH 2/4] mm: numa: Remove migrate_ratelimited Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` [PATCH 3/4] mm: numa: Mark huge PTEs young when clearing NUMA hinting faults Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 18:33 ` Linus Torvalds
2015-03-07 18:33 ` Linus Torvalds
2015-03-07 18:33 ` Linus Torvalds
2015-03-07 18:33 ` Linus Torvalds
2015-03-07 18:42 ` Linus Torvalds
2015-03-07 18:42 ` Linus Torvalds
2015-03-07 18:42 ` Linus Torvalds
2015-03-07 18:42 ` Linus Torvalds
2015-03-07 15:20 ` [PATCH 4/4] mm: numa: Slow PTE scan rate if migration failures occur Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 15:20 ` Mel Gorman
2015-03-07 16:36 ` Ingo Molnar
2015-03-07 16:36 ` Ingo Molnar
2015-03-07 16:36 ` Ingo Molnar
2015-03-07 16:36 ` Ingo Molnar
2015-03-07 17:37 ` Mel Gorman
2015-03-07 17:37 ` Mel Gorman
2015-03-07 17:37 ` Mel Gorman
2015-03-07 17:37 ` Mel Gorman
2015-03-08 9:54 ` Ingo Molnar
2015-03-08 9:54 ` Ingo Molnar
2015-03-08 9:54 ` Ingo Molnar
2015-03-08 9:54 ` Ingo Molnar
2015-03-07 19:12 ` Linus Torvalds
2015-03-07 19:12 ` Linus Torvalds
2015-03-07 19:12 ` Linus Torvalds
2015-03-07 19:12 ` Linus Torvalds
2015-03-08 10:02 ` Ingo Molnar
2015-03-08 10:02 ` Ingo Molnar
2015-03-08 10:02 ` Ingo Molnar
2015-03-08 10:02 ` Ingo Molnar
2015-03-08 18:35 ` Linus Torvalds
2015-03-08 18:35 ` Linus Torvalds
2015-03-08 18:35 ` Linus Torvalds
2015-03-08 18:35 ` Linus Torvalds
2015-03-08 18:46 ` Linus Torvalds
2015-03-08 18:46 ` Linus Torvalds
2015-03-08 18:46 ` Linus Torvalds
2015-03-08 18:46 ` Linus Torvalds
2015-03-09 11:29 ` Dave Chinner
2015-03-09 11:29 ` Dave Chinner
2015-03-09 11:29 ` Dave Chinner
2015-03-09 11:29 ` Dave Chinner
2015-03-09 16:52 ` Linus Torvalds
2015-03-09 16:52 ` Linus Torvalds
2015-03-09 16:52 ` Linus Torvalds
2015-03-09 16:52 ` Linus Torvalds
2015-03-09 19:19 ` Dave Chinner
2015-03-09 19:19 ` Dave Chinner
2015-03-09 19:19 ` Dave Chinner
2015-03-10 23:55 ` Linus Torvalds
2015-03-10 23:55 ` Linus Torvalds
2015-03-10 23:55 ` Linus Torvalds
2015-03-10 23:55 ` Linus Torvalds
2015-03-12 13:10 ` Mel Gorman
2015-03-12 13:10 ` Mel Gorman
2015-03-12 13:10 ` Mel Gorman
2015-03-12 13:10 ` Mel Gorman
2015-03-12 16:20 ` Linus Torvalds
2015-03-12 16:20 ` Linus Torvalds
2015-03-12 16:20 ` Linus Torvalds
2015-03-12 16:20 ` Linus Torvalds
2015-03-12 18:49 ` Mel Gorman [this message]
2015-03-12 18:49 ` Mel Gorman
2015-03-12 18:49 ` Mel Gorman
2015-03-12 18:49 ` Mel Gorman
2015-03-17 7:06 ` Dave Chinner
2015-03-17 7:06 ` Dave Chinner
2015-03-17 7:06 ` Dave Chinner
2015-03-17 7:06 ` Dave Chinner
2015-03-17 16:53 ` Linus Torvalds
2015-03-17 16:53 ` Linus Torvalds
2015-03-17 16:53 ` Linus Torvalds
2015-03-17 16:53 ` Linus Torvalds
2015-03-17 20:51 ` Dave Chinner
2015-03-17 20:51 ` Dave Chinner
2015-03-17 20:51 ` Dave Chinner
2015-03-17 20:51 ` Dave Chinner
2015-03-17 21:30 ` Linus Torvalds
2015-03-17 21:30 ` Linus Torvalds
2015-03-17 21:30 ` Linus Torvalds
2015-03-17 21:30 ` Linus Torvalds
2015-03-17 22:08 ` Dave Chinner
2015-03-17 22:08 ` Dave Chinner
2015-03-17 22:08 ` Dave Chinner
2015-03-17 22:08 ` Dave Chinner
2015-03-18 16:08 ` Linus Torvalds
2015-03-18 16:08 ` Linus Torvalds
2015-03-18 16:08 ` Linus Torvalds
2015-03-18 16:08 ` Linus Torvalds
2015-03-18 17:31 ` Linus Torvalds
2015-03-18 17:31 ` Linus Torvalds
2015-03-18 17:31 ` Linus Torvalds
2015-03-18 17:31 ` Linus Torvalds
2015-03-18 22:23 ` Dave Chinner
2015-03-18 22:23 ` Dave Chinner
2015-03-18 22:23 ` Dave Chinner
2015-03-18 22:23 ` Dave Chinner
2015-03-19 14:10 ` Mel Gorman
2015-03-19 14:10 ` Mel Gorman
2015-03-19 14:10 ` Mel Gorman
2015-03-19 14:10 ` Mel Gorman
2015-03-19 18:09 ` Linus Torvalds
2015-03-19 18:09 ` Linus Torvalds
2015-03-19 18:09 ` Linus Torvalds
2015-03-19 18:09 ` Linus Torvalds
2015-03-19 21:41 ` Linus Torvalds
2015-03-19 21:41 ` Linus Torvalds
2015-03-19 21:41 ` Linus Torvalds
2015-03-19 21:41 ` Linus Torvalds
2015-03-19 22:41 ` Dave Chinner
2015-03-19 22:41 ` Dave Chinner
2015-03-19 22:41 ` Dave Chinner
2015-03-19 22:41 ` Dave Chinner
2015-03-19 23:05 ` Linus Torvalds
2015-03-19 23:05 ` Linus Torvalds
2015-03-19 23:05 ` Linus Torvalds
2015-03-19 23:05 ` Linus Torvalds
2015-03-19 23:23 ` Dave Chinner
2015-03-19 23:23 ` Dave Chinner
2015-03-19 23:23 ` Dave Chinner
2015-03-19 23:23 ` Dave Chinner
2015-03-20 0:23 ` Dave Chinner
2015-03-20 0:23 ` Dave Chinner
2015-03-20 0:23 ` Dave Chinner
2015-03-20 0:23 ` Dave Chinner
2015-03-20 1:29 ` Linus Torvalds
2015-03-20 1:29 ` Linus Torvalds
2015-03-20 1:29 ` Linus Torvalds
2015-03-20 1:29 ` Linus Torvalds
2015-03-20 4:13 ` Dave Chinner
2015-03-20 4:13 ` Dave Chinner
2015-03-20 4:13 ` Dave Chinner
2015-03-20 4:13 ` Dave Chinner
2015-03-20 17:02 ` Linus Torvalds
2015-03-20 17:02 ` Linus Torvalds
2015-03-20 17:02 ` Linus Torvalds
2015-03-20 17:02 ` Linus Torvalds
2015-03-23 12:01 ` Mel Gorman
2015-03-23 12:01 ` Mel Gorman
2015-03-23 12:01 ` Mel Gorman
2015-03-23 12:01 ` Mel Gorman
2015-03-20 10:12 ` Mel Gorman
2015-03-20 10:12 ` Mel Gorman
2015-03-20 10:12 ` Mel Gorman
2015-03-20 10:12 ` Mel Gorman
2015-03-20 9:56 ` Mel Gorman
2015-03-20 9:56 ` Mel Gorman
2015-03-20 9:56 ` Mel Gorman
2015-03-20 9:56 ` Mel Gorman
2015-03-08 20:40 ` Mel Gorman
2015-03-08 20:40 ` Mel Gorman
2015-03-08 20:40 ` Mel Gorman
2015-03-08 20:40 ` Mel Gorman
2015-03-09 21:02 ` Mel Gorman
2015-03-09 21:02 ` Mel Gorman
2015-03-09 21:02 ` Mel Gorman
2015-03-09 21:02 ` Mel Gorman
2015-03-10 13:08 ` Mel Gorman
2015-03-10 13:08 ` Mel Gorman
2015-03-10 13:08 ` Mel Gorman
2015-03-10 13:08 ` Mel Gorman
2015-03-08 9:41 ` Ingo Molnar
2015-03-08 9:41 ` Ingo Molnar
2015-03-08 9:41 ` Ingo Molnar
2015-03-08 9:41 ` Ingo Molnar
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