Dear Florian and Chuck,

Thank a lot, for your comments.

Now am use the htop, because I can download the sources and compiled it.

http://sourceforge.net/projects/htop/

The Nice manager on real time, is a power tool, to make a fine tuning in
Servers.

Best Regards,

-- 
Pablo Cavero
System Engineer
+569 8920 9509

2011/5/4 Chuck Munro <[log in to unmask]>

> The information there looks about correct. I get different output from
>> `free`, however:
>>            total       used       free     shared    buffers     cached
>> Mem:       3843684    3622932     220752          0      85184    995880
>> -/+ buffers/cache:    2541868    1301816
>> Swap:      6289412    1258920    5030492
>>
>> Here, the second line without buffers and cache is interesting.
>>
>> When using `top`, look at the RES column and for some applications that
>> make usage of shared memory, the SHR column. The link you provided
>> completely ignores that but in some cases, this usage can be significant.
>>
>>
>> Hope this helps,
>> Florian Philipp
>>
>
> One thing I'd like to add to Florian's comment ... If you have not yet
> tried it, install a copy of 'htop' from Dag Wieers' SourceForge repository.
>  There is an el6 version of the repo configuration rpm available at:
> packages.sw.be/rpmforge-release/
>
> 'htop' is an excellent tool for poking around processes, and allows you to
> scroll vertically *and* horizontally through the process list.  I much
> prefer it to traditional 'top'.
>
> Chuck
>