On Sunday, 2011-09-11, Alex Schuster wrote: > Tim Edwards writes: > > Saw something interesting in the konsole window - just before the freeze > > ups each time there is output from the Pyweather plasma widget that > > shows it trying to retrieve weather data from the net. Currently our > > cable internet is out so I'm using 3G (USB tethering from the mobile > > phone), which in our house is slow and gets an intermittent signal. > > > > My theory is it looks like the Pyweather widget is hanging trying to get > > data sometimes, and this in turn hangs plasma-desktop. Which, if true, > > is IMHO a huge design fault in plasma-desktop. Anyway I'll see if this > > theory holds out, Pyweather's been removed and so far no freezes. > > Yes, that's the problem with plasma-desktoüp, it's single threaded, and > if one plasmoid hangs, whole plasma hangs. I often had such trouble when > using plasmoids I downloaded fron the net. > > I also believe it's a huge design fault, but there _are_ indeed reasons > for doing this, having to do with speed mainly I think. I don't find the > link right now where this was explained, but if you are interested, I > could search and find it. Retrieving data could still be done asynchronously, KDE's networking can do that even in a single threaded application. Looks like the respective applet or whatever it is using for downloading data is broken. Cheers, Kevin -- Kevin Krammer, KDE developer, xdg-utils developer KDE user support, developer mentoring
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