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Massive Memory Inefficiency on 2.6.32-042stab062.2 [message #48922] Thu, 17 January 2013 20:24 Go to next message
RickFL is currently offline  RickFL
Messages: 3
Registered: January 2013
Junior Member
Physical memory: 64GB
Mem in use: 31.9GB
Buffers: .5GB
Cached: 7.1GB

Wasted memory: 24.6GB


This is causing massive page faults because many ios are not cached to memory. Any ideas?




# free -m
total used free shared buffers cached
Mem: 64279 39635 24643 0 536 7195
-/+ buffers/cache: 31903 32375
Swap: 0 0 0

[Updated on: Thu, 17 January 2013 20:24]

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Re: Massive Memory Inefficiency on 2.6.32-042stab062.2 [message #48949 is a reply to message #48922] Thu, 24 January 2013 17:27 Go to previous message
mustardman is currently offline  mustardman
Messages: 91
Registered: October 2009
Member
This is probably dentry cache which according to the kernel guys is by design.

https://bugzilla.openvz.org/show_bug.cgi?id=2143
http://forum.openvz.org/index.php?t=msg&goto=48093&

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