[ubuntu-za] Ubuntu 12.04 behaviour

Jan Greeff jan at verslank.net
Mon May 28 16:35:37 UTC 2012

Thanks Robin.

I will do a memtest as suggested by Lee but frankly I think it is too 
much of a coincidence, starting on two machines simultaneously when 
installing 12.04. Neither of them had similar symptoms beforhand.


On 28/05/2012 18:27, Robin Bownes wrote:
> On 05/28/2012 05:59 PM, Jan Greeff wrote:
>> Since doing a new install of Ubuntu 12.04 from CD's burnt from images 
>> that I received from a local computer shop, the owner of which is a 
>> keen Ubuntu user, my system has been freezing regularly at the drop 
>> of a hat. The screen goes gray and everything freezes for a few 
>> seconds but sometimes it lasts for a few minutes.
>> It seems to happen at any time, during Thunderbird mail operations, 
>> Libre Office documents, software centre operations, browsing, etc.
>> It is happening on the 64 bit installation on my machine as well as 
>> on the 32 bit installation on the one that my wife is using.
>> I followed up the installation by running upgrade and update on both 
>> machines.
>> Are there any suggestions about where to from here?
>> Jan
> I've also been experiencing similar problems on my 32 bit 
> installation. They have improved somewhat since I substituted Google 
> Chrome browser for FireFox. (I had begun to notice that I was 
> beginning to get a lot of script errors from Firefox) However, the 
> problem is not completely solved.
> I use Gimp for all of my photo manipulation, and have noticed that one 
> or two of the built-in Gimp tools have a considerable delay between 
> appearing on the screen and when they become usable. (application 
> screen greys and mouse clicks have no effect within the application) 
> I've been using Ubuntu & Gimp for my photo editing for years, and this 
> is the first time that I've experienced this problem. Not sure if this 
> is the same problem, but it looks and feels similar.
> Not sure whether it has anything to do with anything, but I am having 
> trouble (along with many other people, it would seem) with Samba 4.0, 
> which installed itself, in alpha version, somewhere along the line. 
> This causes errors when I un/install applications. I suppose it is 
> conceivable that it is causing other problems as well.
> I'd also be really keen to hear if any of the boffins can shed some 
> light on this.
> Robin

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