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From: "Bityutskiy, Artem" <artem.bityutskiy@intel.com>
To: "ms@citd.de" <ms@citd.de>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"mcsim.planeta@gmail.com" <mcsim.planeta@gmail.com>,
	"bernd.schubert@itwm.fraunhofer.de" 
	<bernd.schubert@itwm.fraunhofer.de>,
	"lczerner@redhat.com" <lczerner@redhat.com>,
	"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
	"thomas.knauth@gmx.de" <thomas.knauth@gmx.de>,
	"rientjes@google.com" <rientjes@google.com>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"david@fromorbit.com" <david@fromorbit.com>
Subject: Re: [PATCH] sysctl: Add a feature to drop caches selectively
Date: Fri, 27 Jun 2014 09:09:33 +0000	[thread overview]
Message-ID: <1403860172.3954.7.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <1403860094.3954.6.camel@sauron.fi.intel.com>

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On Fri, 2014-06-27 at 12:08 +0300, Artem Bityutskiy wrote:
> To make 100% sure you'd not only need to drop VFS-level caches but also
> file-system-level caches. Indeed, file-systems have their own rather
Sorry, I wanted to say "rather complex" here
> buffers for different indexing data-structures, etc. The unmount/mount
> sequence takes care of that.
> 

-- 
Best Regards,
Artem Bityutskiy
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WARNING: multiple messages have this Message-ID (diff)
From: "Bityutskiy, Artem" <artem.bityutskiy@intel.com>
To: "ms@citd.de" <ms@citd.de>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"mcsim.planeta@gmail.com" <mcsim.planeta@gmail.com>,
	"bernd.schubert@itwm.fraunhofer.de"
	<bernd.schubert@itwm.fraunhofer.de>,
	"lczerner@redhat.com" <lczerner@redhat.com>,
	"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
	"thomas.knauth@gmx.de" <thomas.knauth@gmx.de>,
	"rientjes@google.com" <rientjes@google.com>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"david@fromorbit.com" <david@fromorbit.com>
Subject: Re: [PATCH] sysctl: Add a feature to drop caches selectively
Date: Fri, 27 Jun 2014 09:09:33 +0000	[thread overview]
Message-ID: <1403860172.3954.7.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <1403860094.3954.6.camel@sauron.fi.intel.com>

On Fri, 2014-06-27 at 12:08 +0300, Artem Bityutskiy wrote:
> To make 100% sure you'd not only need to drop VFS-level caches but also
> file-system-level caches. Indeed, file-systems have their own rather
Sorry, I wanted to say "rather complex" here
> buffers for different indexing data-structures, etc. The unmount/mount
> sequence takes care of that.
> 

-- 
Best Regards,
Artem Bityutskiy
---------------------------------------------------------------------
Intel Finland Oy
Registered Address: PL 281, 00181 Helsinki 
Business Identity Code: 0357606 - 4 
Domiciled in Helsinki 

This e-mail and any attachments may contain confidential material for
the sole use of the intended recipient(s). Any review or distribution
by others is strictly prohibited. If you are not the intended
recipient, please contact the sender and delete all copies.

  reply	other threads:[~2014-06-27  9:09 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-24 16:10 [PATCH] sysctl: Add a feature to drop caches selectively Maksym Planeta
2014-06-24 21:59 ` David Rientjes
2014-06-25  6:25   ` Artem Bityutskiy
2014-06-25  8:25     ` Thomas Knauth
2014-06-25  9:56       ` Artem Bityutskiy
2014-06-25 13:23         ` Thomas Knauth
2014-06-25 13:30           ` Artem Bityutskiy
2014-06-25 13:42           ` Artem Bityutskiy
2014-06-26  9:30             ` Maksym Planeta
2014-06-25 10:03       ` Artem Bityutskiy
2014-06-25 13:19         ` Thomas Knauth
2014-06-25 22:15       ` Pavel Machek
2014-06-26  1:06       ` Dave Chinner
2014-06-26  6:13         ` Artem Bityutskiy
2014-06-26 10:36           ` Bernd Schubert
2014-06-26 11:31             ` Artem Bityutskiy
2014-06-26 11:57               ` Lukáš Czerner
2014-06-26 12:10                 ` Bernd Schubert
2014-06-27  2:55                   ` Dave Chinner
2014-06-27  2:55                     ` Dave Chinner
2014-06-27  8:58                     ` Bernd Schubert
2014-06-27  8:41                 ` Matthias Schniedermeyer
2014-06-27  9:04                   ` Lukáš Czerner
2014-06-27  9:08                   ` Artem Bityutskiy
2014-06-27  9:08                     ` Artem Bityutskiy
2014-06-27  9:09                     ` Bityutskiy, Artem [this message]
2014-06-27  9:09                       ` Bityutskiy, Artem
2014-06-27  2:48           ` Dave Chinner
     [not found] <CACVxJT_6sp=KDy=jCNBypYapKv_59W8LxFU4OiJEm6gt_SuZKg@mail.gmail.com>
2014-06-25 11:21 ` Alexey Dobriyan

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