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Bug 508440 - KDE 4.13: UI hangs constantly for a few seconds
Summary: KDE 4.13: UI hangs constantly for a few seconds
Status: RESOLVED NEEDINFO
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: [OLD] KDE (show other bugs)
Hardware: All Linux
: Normal normal
Assignee: Gentoo KDE team
URL:
Whiteboard:
Keywords:
Depends on:
Blocks: kde-4.14.3-stable
  Show dependency tree
 
Reported: 2014-04-22 17:19 UTC by Pavel Volkov
Modified: 2014-07-17 18:10 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---


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Description Pavel Volkov 2014-04-22 17:19:37 UTC
In KDE 4.13 environment the UI hangs for a few seconds continoously while I click around, type text, scroll, move mouse to the screen edge where Panel is hidden etc.
Keyboard/mouse are blocked completely during the hang, some visual elements are updated, others not.

It happens with both nvidia and nouveau drivers.

I tried working with the apps I usually use in Blackbox enviroment and the problem doesn't happen.

I don't see anything unusual in .xsession-errors or any unusual CPU activity during the hang.

I tested with a clean home dir — the problem appears after a while, I can't figure what triggers it.

Please tell me how else I can test.

Reproducible: Always




Portage 2.2.10 (default/linux/amd64/13.0/desktop/kde/systemd, gcc-4.8.2, glibc-2.19, 3.14.1-gentoomelf x86_64)
=================================================================
System uname: Linux-3.14.1-gentoomelf-x86_64-Intel-R-_Core-TM-_i5-2400_CPU_@_3.10GHz-with-gentoo-2.2
KiB Mem:    16413676 total,  13302832 free
KiB Swap:   17825788 total,  17825788 free
Timestamp of tree: Mon, 21 Apr 2014 15:45:01 +0000
ld GNU ld (GNU Binutils) 2.24
app-shells/bash:          4.2_p47
dev-lang/python:          2.7.6, 3.3.5, 3.4.0
dev-util/cmake:           2.8.12.2
dev-util/pkgconfig:       0.28-r1
sys-apps/baselayout:      2.2
sys-apps/sandbox:         2.6-r1
sys-devel/autoconf:       2.13, 2.69
sys-devel/automake:       1.11.6, 1.14.1
sys-devel/binutils:       2.24-r2
sys-devel/gcc:            4.8.2
sys-devel/gcc-config:     1.8
sys-devel/libtool:        2.4.2
sys-devel/make:           4.0-r1
sys-kernel/linux-headers: 3.14 (virtual/os-headers)
sys-libs/glibc:           2.19
Repositories: gentoo custom
Installed sets: @fonts, @mkde, @python-extra, @vim
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="@FREE MPEG-4 myspell-ru_RU-ALexanderLebedev freedist vim.org unRAR BitstreamCyberbit MSttfEULA grass-ipafonts free-noncomm CC-BY-NC-ND-3.0 NVIDIA-r2 google-chrome"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=native -mtune=native"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/ibus/component/simple.xml"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CXXFLAGS="-O2 -pipe -march=native -mtune=native"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync news parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://mirror.yandex.ru/gentoo-distfiles/ http://trumpetti.atm.tut.fi/gentoo/"                                                          
INSTALL_MASK="/etc/init.d/"                                                                                                                             
LANG="ru_RU.utf8"                                                                                                                                       
LDFLAGS="-Wl,-O1 -Wl,--as-needed"                                                                                                                       
MAKEOPTS="-j5"                                                                                                                                          
PKGDIR="/usr/portage/packages"                                                                                                                          
PORTAGE_CONFIGROOT="/"                                                                                                                                  
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"                                                                                
PORTAGE_TMPDIR="/var/tmp"                                                                                                                               
PORTDIR="/usr/portage"                                                                                                                                  
PORTDIR_OVERLAY="/usr/local/portage"                                                                                                                    
USE="X a52 aac acl acpi alsa amd64 anthy bluetooth branding bzip2 cairo cdda cdr cjk cli cracklib crypt cryptsetup cups cxx dbus declarative djvu dri dts dvd dvdr embedded emboss encode exif fam ffmpeg firefox flac fortran gdbm gif git gpm gstreamer gtk iconv icu idn ipv6 jpeg kde kipi lame lcms libnotify lm_sensors mad mmx mng modules mp3 mp4 mpeg multilib ncurses nls nptl ogg opengl openmp openvg pam pango pcre pdf phonon plasma png policykit ppds pulseaudio python qt3support qt4 raw readline samba scanner sdl semantic-desktop session spell sse sse2 ssl startup-notification svg systemd tcpd tiff truetype udev udisks unicode upower usb vdpau vorbis wxwidgets x264 xattr xcb xcomposite xinerama xml xscreensaver xv xvid zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="efi-64" INPUT_DEVICES="evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="en en_GB ru ja" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-5" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_3 python3_4" RUBY_TARGETS="ruby21" SANE_BACKENDS="genesys" USERLAND="GNU" VIDEO_CARDS="nvidia nouveau" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USE_PYTHON="2.7 3.3"
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, SYNC
Comment 1 Pavel Volkov 2014-04-22 17:44:30 UTC
Kernel is 3.14.1
Comment 2 Andreas K. Hüttel archtester gentoo-dev 2014-04-22 22:11:33 UTC
Something in my stomach makes me suspect baloo. 

How big is your home directory (du -sh .)?
What filesystem does it live on?
Comment 3 Pavel Volkov 2014-04-22 22:29:59 UTC
Home directory is 164G, ext4.
I saw that semantic desktop was disabled by default in System Settings but there were still some baloo proccesses in htop.
Comment 4 Pavel Volkov 2014-04-22 23:04:51 UTC
By a clean home directory in comment #1 I meant that I deleted all the .* files and directories except for some apps (Firefox, Chromium, Konversation, Trojita, Psi, mc, EiskaltDC++, Calibre, KeePassX, mkvtoolnix, qBittorrent) to keep the settings.

If I login as a user who owns a completely clean home, seems like I can't reproduce the problem.

As for proccesses list, this one always exists in the former case but not with the latter:
rondo     4267 15.6  0.8 424284 131872 ?       DN   03:01   0:04 /usr/bin/baloo_file_extractor 5141 5140 5139 5138 5137 5136 5135 5134 5133 5132 5131 5130 5129 5128 5127 5126 5125 5124 5123 5122 5121 5120 5119 5118 5117 5116 5115 5114 5113 5112 5111 5110 5109 5108 5107 5106 5105 5104 5103 5102

And I checked again — Semantic desktop is disabled. How can I isolate myself from this indexing?
Comment 5 Pavel Volkov 2014-04-23 18:16:19 UTC
A workaround for now in ~/.kde4/share/config/baloofilerc:

[Basic Settings]
Indexing-Enabled=false

No freezes this way.
Comment 6 Maciej Mrozowski gentoo-dev 2014-04-23 22:52:23 UTC
Other way is to blacklist home dir in "Desktop Search" kcm.
Comment 7 Johannes Huber (RETIRED) gentoo-dev 2014-05-13 19:49:10 UTC
KDE SC 4.13.1 is now in tree available. Please test.
Comment 8 Johannes Huber (RETIRED) gentoo-dev 2014-07-17 18:10:10 UTC
(In reply to Johannes Huber from comment #7)
> KDE SC 4.13.1 is now in tree available. Please test.

KDE SC 4.13.3 is in tree since yesterday. Please test.