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From: "Goffredo Baroncelli <kreijack@libero.it>" <kreijack@libero.it>
To: <russell@coker.com.au>
Cc: systemd Mailing List <systemd-devel@lists.freedesktop.org>,
	linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: R: Re: Slow startup of systemd-journal on BTRFS
Date: Thu, 12 Jun 2014 13:07:51 +0200 (CEST)	[thread overview]
Message-ID: <1462654576.2724341402571271931.JavaMail.defaultUser@defaultHost> (raw)



>----Messaggio originale----
>Da: russell@coker.com.au
>Data: 12/06/2014 3.18
>A: <kreijack@inwind.it>
>Cc: "systemd Mailing List"<systemd-devel@lists.freedesktop.org>, "linux-btrfs"
<linux-btrfs@vger.kernel.org>
>Ogg: Re: Slow startup of systemd-journal on BTRFS
>
>On Wed, 11 Jun 2014 23:28:54 Goffredo Baroncelli wrote:
>>         https://bugzilla.redhat.com/show_bug.cgi?id=1006386
>> 
>> suggested me that the problem could be due to a bad interaction between
>> systemd and btrfs. NetworkManager was innocent.  It seems that
>> systemd-journal create a very hight fragmented files when it stores its
>> log. And BTRFS it is know to behave slowly when a file is highly
>> fragmented. This had caused a slow startup of systemd-journal, which in
>> turn had blocked the services which depend by the loggin system.
>
>On my BTRFS/systemd systems I edit /etc/systemd/journald.conf and put 
>"SystemMaxUse=50M".  That doesn't solve the fragmentation problem but 
reduces 
>it enough that it doesn't bother me.

IIRC my log files are about 80/100MB. So I am not sure if this could help.
I want to investigate also the option

    MaxFileSec=1d

which rotates the log file once a day (or a week)

>
>-- 
>My Main Blog         http://etbe.coker.com.au/
>My Documents Blog    http://doc.coker.com.au/
>
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             reply	other threads:[~2014-06-12 11:07 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-12 11:07 Goffredo Baroncelli <kreijack@libero.it> [this message]
  -- strict thread matches above, loose matches on Subject: below --
2014-06-12 11:13 R: Re: Slow startup of systemd-journal on BTRFS Goffredo Baroncelli <kreijack@libero.it>
2014-06-12 12:37 ` Duncan
2014-06-12 23:24   ` Dave Chinner
2014-06-13 22:19     ` Goffredo Baroncelli
2014-06-12 11:05 Goffredo Baroncelli <kreijack@libero.it>

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