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UNIX - memory check

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How to retrieve available/installed memory on system

cersi#  sysctl hw.physmem

hw.physmem: 8571846656 (8174 MB)

or for sake of easiness to have it in MB
cersi# grep memory /var/run/dmesg.boot 
usable memory = 8571846656 (8174 MB)
avail memory  = 8270299136 (7887 MB)
Last Updated on Saturday, 18 May 2013 10:34  


Stil to do