Mailinglist Archive: opensuse (3175 mails)

["Carlos E. R." <robin.listas@xxxxxxxxxxxxxx>]

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The Friday 2007-04-06 at 17:42 -0500, Rajko M. wrote:

> On Friday 06 April 2007 17:19, Carlos E. R. wrote:
> 
> ...
> > Yes, I use ionice. But it is not very usefull, only root can use it. For
> > instance, I have to copy large files, and I'm not really interested in
> > doing it fast, rather to be able to keep working on something else at the
> > same time. So, I fire the copy, find out the pid, then as root I
> > re-io-nice it. That should not require root priviledges.
> ....
> 
> The top, R key for renice user process should do the same from user console. 

No, that changes the "niceness" of a process cpu usage, but ionice changes 
it's io, ie, input/output needs, ie, disk usage. It's different.

Also, you can "nice" a process you own without being root, but not un-nice 
(ie, give higher priority). For ionice, you can do nothing.

- -- 
Cheers,
       Carlos E. R.

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