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From "Donna Li" <donna...@utstar.com>
Subject about the virtual memory
Date Fri, 10 Jun 2011 07:28:50 GMT
 

Hello all:

Does cassandra use swap size? why the physical memory is 1200932k free ,
but swap size is 31472k used. My cassandra server is 32 bit and
DiskAccessMode is standard.

 

top - 09:58:58 up 17 days, 17:54, 10 users,  load average: 0.05, 0.08,
0.08

Tasks:  76 total,   2 running,  74 sleeping,   0 stopped,   0 zombie

Cpu(s):  0.3% us,  0.0% sy,  0.0% ni, 95.3% id,  0.0% wa,  4.3% hi,
0.0% si

Mem:   2074776k total,   873844k used,  1200932k free,   231872k buffers

Swap:  3911736k total,    31472k used,  3880264k free,   386028k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND


27097 root      22   0  705m 146m 6368 S  0.3  7.2   0:18.48 java


11984 root      16   0  382m  43m 2668 S  0.0  2.2   0:00.11 psi


 2430 root      19   0  408m  28m 3184 S  0.0  1.4   0:08.04 java


Best Regards

Donna li


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