From: Chris Mason <chris.mason@oracle.com>
To: Stephane Chazelas <stephane_chazelas@yahoo.fr>
Cc: cwillu <cwillu@cwillu.com>, linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: Memory leak?
Date: Fri, 08 Jul 2011 16:12:28 -0400 [thread overview]
Message-ID: <1310155908-sup-9183@shiny> (raw)
In-Reply-To: <20110708200412.GG4284@yahoo.fr>
Excerpts from Stephane Chazelas's message of 2011-07-08 16:04:12 -0400:
> 2011-07-08 12:15:08 -0400, Chris Mason:
> [...]
> > I'd definitely try without -o compress_force.
> [...]
>
> Just started that over the night.
>
> I'm running a "dstat -df" at the same time and I'm seeing
> substantive amount of disk writes on the disks that hold the
> source FS (and I'm rsyncing from read-only snapshot subvolumes
> in case you're thinking of atimes) almost more than onto the
> drive holding the target FS!?
These are probably atime updates. You can completely disable them with
mount -o noatime.
-chris
next prev parent reply other threads:[~2011-07-08 20:12 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-03 19:09 Memory leak? Stephane Chazelas
2011-07-03 19:38 ` cwillu
2011-07-06 8:11 ` Stephane Chazelas
2011-07-07 8:09 ` Stephane Chazelas
2011-07-07 8:20 ` Li Zefan
2011-07-07 8:37 ` Stephane Chazelas
2011-07-08 12:44 ` Stephane Chazelas
2011-07-08 15:06 ` Chris Mason
2011-07-08 15:41 ` Stephane Chazelas
2011-07-08 16:11 ` Stephane Chazelas
2011-07-08 16:17 ` Chris Mason
2011-07-08 16:57 ` Stephane Chazelas
2011-07-09 17:11 ` Stephane Chazelas
2011-07-08 16:15 ` Chris Mason
2011-07-08 17:06 ` Stephane Chazelas
2011-07-08 20:04 ` Stephane Chazelas
2011-07-08 20:12 ` Chris Mason [this message]
2011-07-09 7:09 ` Stephane Chazelas
2011-07-09 7:42 ` A lot of writing to FS only read (Was: Memory leak?) Stephane Chazelas
2011-07-10 5:58 ` Memory leak? Stephane Chazelas
2011-07-09 17:09 ` Stephane Chazelas
2011-07-09 19:25 ` cwillu
2011-07-09 20:36 ` Stephane Chazelas
2011-07-10 12:44 ` Chris Mason
2011-07-10 18:37 ` Stephane Chazelas
2011-07-11 9:01 ` Stephane Chazelas
2011-07-11 15:00 ` Chris Mason
2011-07-11 15:35 ` Stephane Chazelas
2011-07-11 16:25 ` Chris Mason
2011-07-11 16:34 ` Stephane Chazelas
2011-07-12 11:40 ` Stephane Chazelas
2011-07-16 12:12 ` write(2) taking 4s. (Was: Memory leak?) Stephane Chazelas
2011-07-16 16:22 ` Stephane Chazelas
2011-07-17 9:17 ` Stephane Chazelas
2011-07-18 10:39 ` write(2) taking 4s Stephane Chazelas
2011-07-18 19:37 ` Stephane Chazelas
2011-07-19 9:32 ` Stephane Chazelas
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