mem:
total: 241580
used: 235944
free: 5636
shared:0
buffers: 36676
cached: 171960

-/+ buffers/cache:
used: 27308
free: 214272

Swap:
total: 60388
used:0
free:60388

sudo aptitude remove firefox


mem:
total: 241580
used: 222316
free: 19264
shared:0
buffers: 34328
cached: 160776
-/+ buffers/cache:
used: 27212
free: 214368

Swap:
total: 60388
used:0
free:60388