zarb-ml/mageia-dev/2013-February/022702.html


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   <H1>[Mageia-dev] [RFC] rsyslog vs journalctl</H1>
    <B>Olav Vitters</B> 
    <A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20%5BRFC%5D%20rsyslog%20vs%20journalctl&In-Reply-To=%3C20130209151938.GC1854%40bkor.dhs.org%3E"
       TITLE="[Mageia-dev] [RFC] rsyslog vs journalctl">olav at vitters.nl
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    <I>Sat Feb  9 16:19:38 CET 2013</I>
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<PRE>On Sat, Feb 09, 2013 at 04:18:32PM +0100, eatdirt wrote:
&gt;<i> 
</I>&gt;<i> &gt;Are you sure that there still is a problem? There were some bugs that
</I>&gt;<i> &gt;have been fixed months ago. Aside from that the memory usage could be
</I>&gt;<i> &gt;off as journal uses mmap.
</I>&gt;<i> &gt;
</I>&gt;<i> &gt;But systemd always uses the journal (not runtime configurable IIRC), so
</I>&gt;<i> &gt;best to make it efficient. It should also somehow be low maintenance.
</I>&gt;<i> &gt;Meaning: maybe it will use less memory when there is less available
</I>&gt;<i> &gt;(guessing)?
</I>&gt;<i> &gt;
</I>&gt;<i> 
</I>&gt;<i> 
</I>&gt;<i> I don't know about mmap, but that's what a top gives on the current cooker:
</I>&gt;<i> 
</I>&gt;<i>  326 root       1   0 1064m  37m  36m S    0  1.9   0:14.73 systemd-journal
</I>&gt;<i> 
</I>&gt;<i> even though it is only virtual, that's sound crazy to go up 1GB.
</I>&gt;<i> rsyslog never goes above 1M.
</I>
I already mentioned the usage of mmap.

-- 
Regards,
Olav
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