* EXT4 Statistics
@ 2015-12-28 22:23 funky.shelf
2015-12-29 15:23 ` Theodore Ts'o
0 siblings, 1 reply; 2+ messages in thread
From: funky.shelf @ 2015-12-28 22:23 UTC (permalink / raw)
To: linux-ext4@vger.kernel.org
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Arial,Helvetica,sans-serif'; font-size:small;">Hello.<br /><br />Would it be possible to store the number of successful read and write operations that a regular file witnesses during its lifetime? I'm sorry if this question has been asked before. If the information is already available, where may one find it?<br /><br />Thanks.</span></p>
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^ permalink raw reply [flat|nested] 2+ messages in thread* Re: EXT4 Statistics
2015-12-28 22:23 EXT4 Statistics funky.shelf
@ 2015-12-29 15:23 ` Theodore Ts'o
0 siblings, 0 replies; 2+ messages in thread
From: Theodore Ts'o @ 2015-12-29 15:23 UTC (permalink / raw)
To: funky.shelf; +Cc: linux-ext4@vger.kernel.org
On Mon, Dec 28, 2015 at 02:23:54PM -0800, funky.shelf@gmail.com wrote:
> Would it be possible to store the number of successful read and
> write operations that a regular file witnesses during its lifetime?
> I'm sorry if this question has been asked before. If the information
> is already available, where may one find it?
Ext4 doesn't currently do this; if it did it would be a performance
disaster, so it's not likely that it's something we would add.
Why would you want such a thing? What are you trying to do?
- Ted
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2015-12-29 15:23 ` Theodore Ts'o
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