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1
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1answer
29 views

How can I find what process is trying to write to a CD that's offline?

I've got a Virtual CD which can mount remote media via IPMI. After doing an install of Ubuntu 12.10 I'm getting this error every 2 sec in the syslog and on the console: [628.890722] sr 6:0:0:0: ...
2
votes
1answer
49 views

Show files being accessed most in a short time period

So I've got a server that's struggling under the weight of several Wordpress installs. Things are relatively well cached (I am planning to improve things anyway) but I can quickly see that disk IO is ...
2
votes
3answers
103 views

Format partition to what block size for photos only

I have a lot of photos and am working on them extensively, mainly going quickly through them back and forth via a Photo Browser and also doing some work via scripts. Would that make sense to format ...
1
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0answers
133 views

How to prevent system blocking due to some I/O activities?

Sometimes my system (Ubuntu 10.04 .. 12.04) becomes almost unresponsive due to some I/O activities. For example, this happens when some RAM content is being moved to swap on resume from suspend mode. ...
2
votes
1answer
24 views

is there a way to create graphs for IO on server

is there a tool which allows to save a simple data to a file regarding the IO usage, so that I could use them to display a graph of IO usage? I need to use it on my server, with no graphical ...
1
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0answers
28 views

How to limit unattended-upgrades swap io usage

I have a daily spike in swap IO usage at the same that unattended-upgrades runs. Besides that time of day, swap IO is rarely used. I recently tried to uncomment these settings: ...
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3answers
232 views

Disk operations consuming all memory - Ubuntu 12.10 i386

I'm having a strange problem with a new clean install of Ubuntu 12.10, any disk operations I do, like restoring a backup eats all my 8gb of ram, and it doesn't seen to release the memory, so I'm using ...
6
votes
5answers
589 views

What is causing Unity to be slow on startup?

A few days ago I noticed that after I login in, the top panel and the dash took a bit more time to load and I noticed more disc activity than usual. I thought that it might have been caused by some ...