Re: [gentoo-user] KDE 4.9.5 VERY slow to respond

[Volker Armin Hemmann]

Am 31.01.2013 14:24, schrieb Dale:
> Alan McKinnon wrote:
>> Can you log into a vt and tail ~/.xsession-errors and see anything
>> useful in there? I use a vt for this so konsole is not in the mix
>> while trying to tail stuff. I've historically found that lockups of
>> around 30 seconds are so are often DNS lookup failures, and lockups of
>> 1-2 minutes are often IO timeouts (in my case usually nfs or smb
>> mounts that went away when I did something stupid hehehehe ) You can
>> also try stracing the kdeinit process to see what they are doing and
>> where they are blocking. With KDE it's a lot harder to find the
>> process to trace (there are so *many* process), sorting top on the "S"
>> column can help - look for stuff listed as "D" in that column. While
>> we discuss KDE, any idea why my panel will occasionally stop receiving
>> mouse events and updates occasionally after coming out of suspend?
>> When this happnes, the clock stops ticking. Very annoying....
> I checked in /var/log but forgot about the one in the home directory for
> some reason.  That file you mentioned is FULL of stuff like this:
>
> QPainter::brush: Painter not active
> QPainter::font: Painter not active
> QPainter::pen: Painter not active
> QPainter::brush: Painter not active
> QPainter::font: Painter not active
> QPainter::pen: Painter not active
> QPainter::brush: Painter not active
> QPainter::pen: Painter not active
> QPainter::setPen: Painter not active
> QPainter::save: Painter not active
> QPainter::setRenderHint: Painter must be active to set rendering hints
> QPainter::pen: Painter not active
> QPainter::pen: Painter not active
> QPainter::setBrush: Painter not active
> QPainter::setPen: Painter not active
> QPainter::drawPath: Painter not active
> QPainter::restore: Unbalanced save/restore
> QPainter::setPen: Painter not active
> QPainter::save: Painter not active
> QPainter::setRenderHint: Painter must be active to set rendering hints
> QPainter::pen: Painter not active
> QPainter::pen: Painter not active
> QPainter::setBrush: Painter not active
> QPainter::setPen: Painter not active
> QPainter::drawPath: Painter not active
> QPainter::restore: Unbalanced save/restore
> QPainter::setPen: Painter not active
> QPainter::setWorldTransform: Painter not active
> QPainter::setOpacity: Painter not active
> QPainter::setBrush: Painter not active
>
> Trust me, I would NEVER torture you with the whole file.  When I say
> full, I mean it is HUGE.  I also found this interesting from that file:
>
> plasma-desktop(3354)/libplasma Plasma::isPluginVersionCompatible:
> unversioned plugin detected, may result in instability
> plasma-desktop(3354)/libplasma Plasma::isPluginVersionCompatible:
> unversioned plugin detected, may result in instability
> plasma-desktop(3354)/libplasma Plasma::isPluginVersionCompatible:
> unversioned plugin detected, may result in instability
> knotify(3352)/phonon (KDE plugin):
> QDBusError("org.freedesktop.DBus.Error.NoReply", "Did not receive a
> reply. Possible causes include: the remote application did not send a
> reply, the message bus security policy blocked the reply, the reply
> timeout expired, or the network connection was broken.")
> knotify(3352)/phonon (KDE plugin):
> QDBusError("org.freedesktop.DBus.Error.NoReply", "Did not receive a
> reply. Possible causes include: the remote application did not send a
> reply, the message bus security policy blocked the reply, the reply
> timeout expired, or the network connection was broken.")
> plasma-desktop(3354)/libplasma Plasma::isPluginVersionCompatible:
> unversioned plugin detected, may result in instability
> plasma-desktop(3354): ""geometry" - conversion of "560,4,0,51" to QRectF
> failed"
> plasma-desktop(3354): ""geometry" - conversion of "1813,4,0,51" to
> QRectF failed"
> plasma-desktop(3354): ""geometry" - conversion of "1809,4,0,51" to
> QRectF failed"
> plasma-desktop(3354): ""geometry" - conversion of "1805,4,0,51" to
> QRectF failed"
> plasma-desktop(3354)/kdecore (K*TimeZone*): KSystemTimeZones: ktimezoned
> initialize() D-Bus call failed:  "Did not receive a reply. Possible
> causes include: the remote application did not send a reply, the message
> bus security policy blocked the reply, the reply timeout expired, or the
> network connection was broken."
>
> static bool QDeclarativeMetaType::isModule(const QByteArray&, int, int)
> Qt 4.7 import detected; please note that Qt 4.7 is directly reusable as
> QtQuick 1.x with no code changes. Continuing, but startup time will be
> slower.
> plasma-desktop(3354)/kdecore (KConfigSkeleton)
> KCoreConfigSkeleton::writeConfig:
> link XMLID_34_ hasn't been detected!
> link XMLID_34_ hasn't been detected!
> link XMLID_36_ hasn't been detected!
> file:///usr/share/apps/plasma/plasmoids/notifier/contents/ui/devicenotifier.qml:175:5:
> QML QDeclarativeListView_QML_20: Possible anchor loop detected on
> vertical anchor.
>
> And this too:
>
> plasma-desktop(3354)/libplasma Plasma::isPluginVersionCompatible:
> unversioned plugin detected, may result in instability
> kwin(3346)/kdeui (KNotification) KNotification::slotReceivedIdError:
> Error while contacting notify daemon "Did not receive a reply. Possible
> causes include: the remote application did not send a reply, the message
> bus security policy blocked the reply, the reply timeout expired, or the
> network connection was broken."
> plasma-desktop(3354) FolderView::setAppletTitle: WORKING WITH "" WE GOT ""
>
> And this too:
>
> QDBusConnection: session D-Bus connection created before
> QCoreApplication. Application may misbehave.
> QDBusConnection: session D-Bus connection created before
> QCoreApplication. Application may misbehave.
> kwin(3346) KWin::Workspace::slotCompositingOptionsInitialized:
> Initializing OpenGL compositing
> kwin(3346) KWin::SceneOpenGL::initBufferConfigs: Drawable visual (depth
> 24 ): 0x "71"
> kwin(3346) KWin::SceneOpenGL::initBufferConfigs: Drawable visual (depth
> 32 ): 0x "b4"
> kwin(3346) KWin::SceneOpenGL::initBuffer: Buffer visual (depth  24 ): 0x
> "6f"
> QDBusConnection: session D-Bus connection created before
> QCoreApplication. Application may misbehave.
> QDBusConnection: session D-Bus connection created before
> QCoreApplication. Application may misbehave.
>
> I checked some of the dbus packages, most of them only show one package
> available for install.  So, I guess if a new one breaks, you are just
> screwed.  I thought there was some sort of policy that there was to be
> two versions of stuff in the tree so people could go back if needed?

you can ignore all that.


there is something broken - have a look at htop while clicking, check
with xev that your clicks are actually delivered on time. Check
Xorg.0.log hat X is behaving the way it should.