[CentOS-devel] CentOS 7 gome system monitor CPU usage

Tue Nov 11 06:54:11 UTC 2014
Leo Brandewie <lbrandewie at dslextreme.com>

I see. Thanks for the response.


On 11/10/2014 8:32 PM, Nico Kadel-Garcia wrote:
>>   loaded the Gnome desktop
> I think I see part of your problem right there. The Gnome3 desktop is
> amazing bloatware. If your RAM is not generously allocated for all the
> debris on a typical Gnome desktop, you'll start swapping  as well as
> sucking CPU for pointless 3D acceleration, especially in a VM.
>
> You also didn't mention which virtualization technology you used. A VM
> that supports paravirtualization, can be far more efficient than a VM
> for which a server must do full virtualization.
>
>> I'm astounded. I have no way of knowing if the problem is also present in RHEL 7. I can say it's not at all present in CentOS 6.5. I have a fair amount of experience with that OS.
> Compare apples to apples. Try a much lighter window manager and see if
> you have the same performance issue with something like XFCE. If you'd
> like to be really retro, you can grab my vtwm building tools at
> https://github.com/nkadel/vtwm-5.5.x-srpm and use something older,
> more stable, and much lighterweight than any of those that compiles
> from the same codebase on either basic OS.
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