Swap Space
- Virtual extention of ram memory
- disk partitions of type "swap"
- max partitions size of 128 meg
- can have multiple partitions
- file system file
- mkswap
- initialize the swap area
- done automaticaly for swap partition during install
- manual for file
- methods to find status of memory/swap
- cat /proc/meminfo
- /usr/bin/vmstat
- slower than ram of course. Swapping is not good.