From: Tejun Heo <tj@kernel.org>
To: Vladimir Davydov <vdavydov@virtuozzo.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Michal Hocko <mhocko@kernel.org>,
Greg Thelen <gthelen@google.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
linux-mm@kvack.org, cgroups@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 4/6] slab: add SLAB_ACCOUNT flag
Date: Wed, 11 Nov 2015 11:19:04 -0500 [thread overview]
Message-ID: <20151111161904.GE6246@mtj.duckdns.org> (raw)
In-Reply-To: <20151111160719.GX31308@esperanza>
Hello, Vladimir.
On Wed, Nov 11, 2015 at 07:07:19PM +0300, Vladimir Davydov wrote:
> What about external_name allocation in __d_alloc? Is it occasional?
> Depends on the workload I guess. Can we create a separate cache for it?
> No, because its size is variable. There are other things like that, e.g.
> pipe_buffer array.
You're right. Ah, it was so close. :(
--
tejun
WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <tj@kernel.org>
To: Vladimir Davydov <vdavydov@virtuozzo.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Michal Hocko <mhocko@kernel.org>,
Greg Thelen <gthelen@google.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
linux-mm@kvack.org, cgroups@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 4/6] slab: add SLAB_ACCOUNT flag
Date: Wed, 11 Nov 2015 11:19:04 -0500 [thread overview]
Message-ID: <20151111161904.GE6246@mtj.duckdns.org> (raw)
In-Reply-To: <20151111160719.GX31308@esperanza>
Hello, Vladimir.
On Wed, Nov 11, 2015 at 07:07:19PM +0300, Vladimir Davydov wrote:
> What about external_name allocation in __d_alloc? Is it occasional?
> Depends on the workload I guess. Can we create a separate cache for it?
> No, because its size is variable. There are other things like that, e.g.
> pipe_buffer array.
You're right. Ah, it was so close. :(
--
tejun
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next prev parent reply other threads:[~2015-11-11 16:19 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-10 18:34 [PATCH v2 0/6] memcg/kmem: switch to white list policy Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-10 18:34 ` [PATCH v2 1/6] Revert "kernfs: do not account ino_ida allocations to memcg" Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-19 18:56 ` Johannes Weiner
2015-11-19 18:56 ` Johannes Weiner
2015-11-10 18:34 ` [PATCH v2 2/6] Revert "gfp: add __GFP_NOACCOUNT" Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-19 18:59 ` Johannes Weiner
2015-11-19 18:59 ` Johannes Weiner
2015-11-10 18:34 ` [PATCH v2 3/6] memcg: only account kmem allocations marked as __GFP_ACCOUNT Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-12 16:04 ` Michal Hocko
2015-11-12 16:04 ` Michal Hocko
2015-11-12 16:04 ` Michal Hocko
2015-11-19 19:00 ` Johannes Weiner
2015-11-19 19:00 ` Johannes Weiner
2015-11-19 19:00 ` Johannes Weiner
2015-11-10 18:34 ` [PATCH v2 4/6] slab: add SLAB_ACCOUNT flag Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-10 18:38 ` Tejun Heo
2015-11-10 18:38 ` Tejun Heo
2015-11-10 18:38 ` Tejun Heo
2015-11-10 18:54 ` Vladimir Davydov
2015-11-10 18:54 ` Vladimir Davydov
2015-11-11 15:54 ` Tejun Heo
2015-11-11 15:54 ` Tejun Heo
2015-11-11 15:54 ` Tejun Heo
2015-11-11 16:07 ` Vladimir Davydov
2015-11-11 16:07 ` Vladimir Davydov
2015-11-11 16:07 ` Vladimir Davydov
2015-11-11 16:19 ` Tejun Heo [this message]
2015-11-11 16:19 ` Tejun Heo
2015-11-12 16:17 ` Michal Hocko
2015-11-12 16:17 ` Michal Hocko
2015-11-12 16:17 ` Michal Hocko
2015-11-14 11:29 ` Vladimir Davydov
2015-11-14 11:29 ` Vladimir Davydov
2015-11-19 19:01 ` Johannes Weiner
2015-11-19 19:01 ` Johannes Weiner
2015-11-19 19:01 ` Johannes Weiner
2015-11-10 18:34 ` [PATCH v2 5/6] vmalloc: allow to account vmalloc to memcg Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-19 19:04 ` Johannes Weiner
2015-11-19 19:04 ` Johannes Weiner
2015-11-19 19:04 ` Johannes Weiner
2015-11-10 18:34 ` [PATCH v2 6/6] Account certain kmem allocations " Vladimir Davydov
2015-11-10 18:34 ` Vladimir Davydov
2015-11-12 16:50 ` Michal Hocko
2015-11-12 16:50 ` Michal Hocko
2015-11-12 16:50 ` Michal Hocko
2015-11-19 19:12 ` Johannes Weiner
2015-11-19 19:12 ` Johannes Weiner
2015-11-19 19:12 ` Johannes Weiner
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