On Wed, Aug 08, 2012 at 03:52:49PM +0500, Muhammad Yousuf Khan wrote: > i am using debian 6.0.4. i have 8GB of ram installed in a server 2GB x > 4. bios also shows 8 GB. > > however top only shows 2gb or RAM > > top - 15:48:29 up 16 min, 1 user, load average: 0.00, 0.01, 0.00 > Tasks: 90 total, 1 running, 89 sleeping, 0 stopped, 0 zombie > Cpu(s): 0.0%us, 0.1%sy, 0.0%ni, 99.6%id, 0.3%wa, 0.0%hi, 0.0%si, 0.0%st > Mem: 2273280k total, 79768k used, 2193512k free, 2292k buffers > Swap: 15623088k total, 0k used, 15623088k free, 45456k cached What kernel are you using? Either you have one that isn't enable to see the extra ram or, as has happened on the list in the past, you have bad modules :) > > Secondly......... > > root@lion:~# df -h > Filesystem Size Used Avail Use% Mounted on > /dev/mapper/pve--vg-root > 442G 550M 419G 1% / > > i dont know if its normal but things are confusing me a bit. i have > working space of 442G used 550MB and available 419MB there almost > 22GB is missing. 5% of 442GB = 22.2GB. So that's your "reserved" portion.
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