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57
votes
4answers
7k views

Meaning of “i” in “MiB”?

I see the usage of "MiB" as measure to represent the size in Ubuntu. What does MiB stand for? In particular the "i"?
51
votes
9answers
55k views

How to empty swap if there is free RAM?

When I open a RAM-intensive app (VirtualBox set at 2GB of RAM), some swap space is generally used, depending on what else I have open at the time. However, when I quit that last application, the 2GB ...
14
votes
2answers
9k views

How to create RAM drive?

How do i create RAM drive under ubuntu. And would he automounted at startup?
11
votes
3answers
7k views

Computer freezing on almost full RAM, possibly disk cache problem

The problem I think is somewhat similar to this thread. It doesn't matter if I have swap enabled or disabled, whenever the real used RAM amount starts going close to maximum and there is almost no ...
1
vote
1answer
645 views

Normal RAM usage for Ubuntu 12.04 + Unity?

My system is Ubuntu 12.04 64 bit + Unity and it uses ~480Mb with no other processes-apps open, just the core system. Is this the expected amount? It seems a bit steep to me but perhaps this is normal ...
1
vote
2answers
83 views

RAM usage for webadmin

I would like to know RAM usage. I know there are several commands like free, top, but how can i get only the number in MB's like "3172", so i can use it in my webadmin script? Thanks in advance.
1
vote
1answer
42 views

Software to track application profile

I am developing a software for number theory investigation, and I am suspicious that is leaking memory. It would be very nice to log the CPU, and RAM usage of this program through some application. ...
0
votes
1answer
213 views

How to resolve excessive CPU usage?

I just installed Ubuntu 13.04 on my brand new notebook and PU usage is insane. I'm a new Linux user. Can somebody help me? Specs and system monitor:
-2
votes
3answers
3k views

Why does ubuntu use about twice as much RAM as debian? [closed]

I installed debian 5 + LXDE and I was surprised that without an application running it used less than 50 MB of RAM and with Firefox and OpenOffice running it still used less than 100 MB of RAM. Ubuntu ...