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From: =?iso-8859-2?B?o3VrYXN6IE1pZXJ6d2E=?= <prymitive@pcserwis.net>
Subject: Re: The Infamous Reiser4-randomly-blocks-for-ages-and-writes-the-hd-continously-in-the-mean-while now with a btrace log! (hope it helps)
Date: Thu, 10 Aug 2006 23:06:20 +0200
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To: David Masover <ninja@slaphack.com>, "reiserfs-list@namesys.com" <reiserfs-list@namesys.com>

Dnia Thu, 10 Aug 2006 22:59:30 +0200, David Masover <ninja@slaphack.com> =20
napisa=B3:

> =A3ukasz Mierzwa wrote:
>> Dnia Thu, 10 Aug 2006 20:48:59 +0200, David Masover =20
>> <ninja@slaphack.com> napisa=B3:
>>
>>> Vesa Kaihlavirta wrote:
>>>
>>>> Incidentally, I've witnessed similar behaviour in various simple =20
>>>> tasks,
>>>> e.g. writing
>>>> entries to an sqlite database, or receiving mail from pop3 in =20
>>>> thunderbird.
>>>
>>> Sounds like fsync issues.  That is being worked on.
>>  I'm think it's writeout that's involved, I tried to disable fsync and  =

>> it helped for apps that are calling fsync to keep data integrity (like  =

>> sqlite) but it also happens when I'm downloading files using rtorrent =20
>> which does not call fsync but generetes many little writes.
>
> Hmm.  Fragmentation, maybe?  Is this easily reproduceable with a =20
> freshly-formatted fs?
>
> I'm just guessing here...

That's hard for me to try as I'm using single reiser4 partition for all my =
=20
data, after pushing my reset button several times I'm quite sure that my =20
files are safe (if I won't hit any crazy bug ;) ).
But maybe You are right, it's slowly getting full and I did rebuild entire =
=20
system few times. When I will have some free space for backup I'll =20
reformat my disk.