Tag Archives: linux commands

System Admin Tools Part -1: Basic linux commands and tools used by an experienced sytem admin

FREE First of all lets learn how to find out what is chocking or gobbling up the server resource. You can get the memory usage by issuing the command “free -m” root@spark [~]# free -m total used free shared buffers cached Mem: 4051 3052 999 0 249 1294 -/+ buffers/cache: 1508 2543 Swap: 4000 1 […]