From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Sandeen <sandeen@redhat.com>
Subject: Re: Ext4 on SSD Intel X25-M
Date: Sun, 15 Nov 2009 15:30:55 -0600
Message-ID: <4B00730F.5060503@redhat.com>
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Cc: "Renato S. Yamane" <yamane@diamondcut.com.br>,
	linux-ext4@vger.kernel.org, Theodore Tso <tytso@mit.edu>
To: Florian Weimer <fw@deneb.enyo.de>
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Florian Weimer wrote:
> * Renato S. Yamane:
> 
>> How can I know the average writes per day?
> 
> I used iostat (part of sysstat).  Perhaps I should have checked first
> if it is accurate. 8-/

If you're running ext4, you can look at:

/sys/fs/ext4/sdXX/lifetime_write_kbytes and
/sys/fs/ext4/sdXX/session_write_kbytes

too.

-Eric