KDE session pauses

[Roderick Johnstone]

On 30/06/15 23:01, Marko Vojinovic wrote:
> On Wed, 1 Jul 2015 05:24:35 +0800
> Ed Greshko <ed.greshko at greshko.com> wrote:
>> On 06/30/15 23:30, Roderick Johnstone wrote:
>>> Since this morning, me and my users have been seeing pauses in our
>>> KDE sessions on F22.
> [snip]
>>> Anyone else seeing this kind of behaviour?
>>
>> Sadly, yes.  And no idea how to track it down.
> [snip]
>> Very annoying and no idea how to diagnose the issue.
>
> I'm yet to install F22, but just as an idea --- can you arrange to see
> what is the output of top and iotop during the pause (if any)?
>
> That's just to eliminate any cpu and hd hangs due to some buffer
> flushings or such...
>
> Also, some other shot-in-the-dark ideas: is it just certain apps that
> get stuck, like konsole? What if you open konsole and xterm side by
> side, and start ping in both --- do they both get stuck?

Marko

We ran this test. The pings continue normally in xterm but not in 
konsole where the output gets hung up for a few seconds.

Will try your other tests in due course.

Roderick