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> [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain; charset="utf-8", Size: 1006 bytes --] 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. ÿôèº{.nÇ+·®+%Ëÿ±éݶ\x17¥wÿº{.nÇ+·¥{±þG«éÿ{ayº\x1dÊÚë,j\a¢f£¢·hïêÿêçz_è®\x03(éÝ¢j"ú\x1a¶^[m§ÿÿ¾\a«þG«éÿ¢¸?¨èÚ&£ø§~á¶iOæ¬z·vØ^\x14\x04\x1a¶^[m§ÿÿÃ\fÿ¶ìÿ¢¸?I¥
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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> 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.
next prev parent 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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