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5
votes
2answers
2k views

How to get top 5 most ram intensive applications from Bash?

So I look at avaliable to me servers load and see that some other user has created some really ram intensive app that kills my server hosting abileties. I wonder what is bash command to get top 5 ...
7
votes
2answers
3k views

What is the appropriate value of vm.swappiness when using zram?

I'm using zram on my computer as a compressed RAM-backed swap. When the system needs to swap something out, swapping it to a zram-backed swap file is more or less equivalent to compressing that data ...
2
votes
0answers
394 views

Odd Inode/Ram cache drops happening in CentOS

I run a CentOS 5.7 machine (64bit) with 24GB ram and 4x SAS drives in RAID10 setup. This machine runs nginx/1.0.10, php-fpm & xcache. About a month back the RAM usage of this machine has changed. ...
6
votes
3answers
2k views

Is there a way to speed up boot time by loading things into RAM immediately?

I'm looking to lower my boot time by whatever means possible. I have about 8GB of RAM in my laptop, and if there's any way I could leverage that into faster boot time, that'd be awesome. Is there a ...