Package: kdenlive Version: 17.04.3-1 Severity: grave Justification: renders package unusable
Dear Maintainer, kdenlive does a busy loop, and is basically keeping the CPU too busy doing that, to actually do anything productive. When I start it, CPU jumps at 100%. with strace I get this: futex(0x4aafe807c4, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x4aafe807c0, FUTEX_OP_SET<<28|0<<12|FUTEX_OP_CMP_GT<<24|0x1) = 1 writev(3, [{iov_base="\n\0\2\0\25\0\340\3\31\0\v\0\347\0\0\0\0\0\30\0\22\\tZ\347\0\0\0\25\0\340\3"..., iov_len=52}], 1) = 52 futex(0x4aafe80798, FUTEX_WAKE_PRIVATE, 1) = 1 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 poll([{fd=3, events=POLLIN|POLLOUT}], 1, -1) = 1 ([{fd=3, revents=POLLOUT}]) writev(3, [{iov_base="\2\0\4\0\33\0\340\3\0@\0\0\230\1\340\3", iov_len=16}], 1) = 16 poll([{fd=3, events=POLLIN|POLLOUT}], 1, -1) = 1 ([{fd=3, revents=POLLOUT}]) writev(3, [{iov_base="\22\0\7\0\33\0\340\3y\1\0\0\6\0\0\0 \0\0\0\1\0\0\0Sk\316\3\10\0\2\0"..., iov_len=40}], 1) = 40 futex(0x4aafe80798, FUTEX_WAKE_PRIVATE, 1) = 1 futex(0x7ffd5a745bd0, FUTEX_WAKE_PRIVATE, 1) = 1 futex(0x7ffd5a745bd4, FUTEX_WAIT_PRIVATE, 1, NULL) = -1 EAGAIN (Resource temporarily unavailable) futex(0x4aafe80798, FUTEX_WAKE_PRIVATE, 1) = 0 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 poll([{fd=3, events=POLLIN|POLLOUT}], 1, -1) = 1 ([{fd=3, revents=POLLOUT}]) writev(3, [{iov_base="\22\0\7\0\25\0\340\3y\1\0\0\6\0\0\0 \0\0\0\1\0\0\0Sk\316\3\10\0\2\0"..., iov_len=40}], 1) = 40 futex(0x4aafe80798, FUTEX_WAKE_PRIVATE, 1) = 1 futex(0x7ffd5a745f40, FUTEX_WAKE_PRIVATE, 1) = 1 futex(0x7ffd5a745f44, FUTEX_WAIT_PRIVATE, 1, NULL) = -1 EAGAIN (Resource temporarily unavailable) futex(0x4aafe80798, FUTEX_WAKE_PRIVATE, 1) = 0 Over and over. Best. -- System Information: Debian Release: buster/sid APT prefers unstable APT policy: (500, 'unstable'), (500, 'testing') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.11.0-2-amd64 (SMP w/4 CPU cores) Locale: LANG=it_IT.UTF-8, LC_CTYPE=it_IT.UTF-8 (charmap=UTF-8), LANGUAGE= (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages kdenlive depends on: ii ffmpeg 7:3.2.6-1+b3 ii kded5 5.28.0-1 ii kdenlive-data 17.04.3-1 ii kinit 5.28.0-1 ii kio 5.28.0-2 ii libc6 2.24-12 ii libgcc1 1:7.1.0-10 ii libgl1-mesa-glx [libgl1] 17.1.4-1 ii libglu1-mesa [libglu1] 9.0.0-2.1 ii libkf5archive5 5.28.0-2 ii libkf5attica5 5.28.0-1 ii libkf5auth5 5.28.0-2 ii libkf5bookmarks5 5.28.0-1 ii libkf5codecs5 5.28.0-1+b2 ii libkf5completion5 5.28.0-1 ii libkf5configcore5 5.28.0-2 ii libkf5configgui5 5.28.0-2 ii libkf5configwidgets5 5.28.0-2 ii libkf5coreaddons5 5.28.0-2 ii libkf5crash5 5.28.0-1 ii libkf5dbusaddons5 5.28.0-1 ii libkf5filemetadata3 5.28.0-1+b2 ii libkf5guiaddons5 5.28.0-1 ii libkf5i18n5 5.28.0-2 ii libkf5iconthemes5 5.28.0-2 ii libkf5itemviews5 5.28.0-1 ii libkf5jobwidgets5 5.28.0-2 ii libkf5kiocore5 5.28.0-2 ii libkf5kiofilewidgets5 5.28.0-2 ii libkf5kiowidgets5 5.28.0-2 ii libkf5newstuff5 5.28.0-1 ii libkf5notifications5 5.28.0-1 ii libkf5notifyconfig5 5.28.0-1 ii libkf5service-bin 5.28.0-1 ii libkf5service5 5.28.0-1 ii libkf5solid5 5.28.0-4 ii libkf5sonnetui5 5.28.0-2+b1 ii libkf5textwidgets5 5.28.0-1 ii libkf5widgetsaddons5 5.28.0-3 ii libkf5xmlgui5 5.28.0-1 ii libmlt++3 6.4.1-5+b1 ii libmlt6 6.4.1-5+b1 ii libqt5concurrent5 5.7.1+dfsg-4 ii libqt5core5a 5.7.1+dfsg-4 ii libqt5dbus5 5.7.1+dfsg-4 ii libqt5gui5 5.7.1+dfsg-4 ii libqt5network5 5.7.1+dfsg-4 ii libqt5qml5 5.7.1-2+b2 ii libqt5quick5 5.7.1-2+b2 ii libqt5script5 5.7.1~20161021+dfsg-2 ii libqt5svg5 5.7.1~20161021-2+b2 ii libqt5widgets5 5.7.1+dfsg-4 ii libqt5xml5 5.7.1+dfsg-4 ii libstdc++6 7.1.0-10 ii libv4l-0 1.12.5-1 ii melt 6.4.1-5+b1 ii oxygen-icon-theme 5:5.28.0-1 ii qml-module-qtquick-controls 5.7.1~20161021-2 ii qml-module-qtquick2 5.7.1-2+b2 Versions of packages kdenlive recommends: pn dvdauthor <none> pn dvgrab <none> pn frei0r-plugins <none> pn genisoimage <none> pn recordmydesktop <none> pn swh-plugins <none> Versions of packages kdenlive suggests: pn khelpcenter <none> -- no debconf information