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On Fri, 30 Aug 2013 16:30:12 +0300
R G <electronbeastie@xxxxxxxxx> wrote:
> Hello,
>
> After setting up LVS with Direct Routing, I noticed that even there is
> absolutely no traffic passing through the LB,
> the memory usage grows continuously until the whole RAM is filled.
>
> Doing some investigations in /proc/slabinfo, I noticed that the RAM is
> used by "dentry":
> dentry 18933940 18933940 192 20 1 : tunables 120
> 60 8 : slabdata 946697 946697 0
This is the disk caching, this is normal, don't worry!
Nothing is wrong... move along please ;-)
> The memory can be freed using:
> echo 2 > /proc/sys/vm/drop_caches
>
> As soon as the memory is cleared, it starts filling up again.
>
> I find this behavior very odd and concerning. If anybody has experienced
> something similar, or has any ideas, please share.
>
> OS: CentOS 6.4 64bit
> kernel: 2.6.32-358.18.1.el6.x86_64
> latest patches applied via yum update
>
> Thank you!
> Radu
--
Best regards,
Jesper Dangaard Brouer
MSc.CS, Sr. Network Kernel Developer at Red Hat
Author of http://www.iptv-analyzer.org
LinkedIn: http://www.linkedin.com/in/brouer
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