[ILUG] Slowdown on moving from Ubuntu 10.10 to 12.04

[Steven Kavanagh]

OT Comment:

Unity strikes again...

On Sat, Jul 28, 2012 at 3:49 PM, Michael Jonker <michael at openpoint.ie>wrote:

> I had the same issues on an old Celeron laptop. Unity and Unity 2d worked,
> but were non-responsive enough to be impractical.
>
> I ended up installing Gnome Classic (sudo apt-get install gnome-panel),
> logging out and selecting 'Gnome Classic (no effects)' as the desktop
> environment.
>
> This worked a treat and the machine is flying along with expected
> responsiveness.
>
>
> On 25/07/12 23:04, Andrew McCarthy wrote:
>
>> On Wed, Jul 25, 2012 at 10:44:10PM +0100, Niall O Broin wrote:
>>
>>> I upgraded my brother's PC from Ubuntu 10.10 to 12.04 and it turns out
>>> to have been very disappointing, so much so that he downgraded
>>> (luckily upgrading was by replacing a drive, so he could just pop the
>>> old drive back in). Everybody in his house was complaining that it was
>>> unusably slow. The hardware is an Intel Pentium Dual CPU E2180 2GHz
>>> with 2gB RAM and an Intel 82G33/G31 graphics chip. This is not exactly
>>> state of the art hardware but its performance with Ubuntu 10.10 was
>>> satisfactory while 12.04 is not.
>>>
>>> Can anybody hazard a guess as to what the issue is?  Has there been
>>> that much reduction in performance of the kernel / X server ?
>>>
>> Was he using the Unity desktop? The performance of regular Unity can be
>> terrible on systems without 3D acceleration, in which case selecting
>> Unity-2D instead (on the login screen) can pretty much fix it.
>>
>> Andrew
>>
>
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