I'm hit this bug on version 15.12.3, Ubuntu 16.04 KDE Frameworks 5.18.0, Qt 5.5.1 (build v. 5.5.1), Uses window system xcb.
I'm using gnome-session-flashback & compiz decorator. strace shows while idle fast repeating flood: ... write(5, "\1\0\0\0\0\0\0\0", 8) = 8 sendmsg(14, {msg_name(0)=NULL, msg_iov(2)=[{"l\1\0\1\0\0\0\0^\1\0\0\220\0\0\0\1\1o\0%\0\0\0/org/fre"..., 160}, {"", 0}], msg_controllen=0, msg_flags=0}, MSG_NOSIGNAL) = 160 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 sendmsg(14, {msg_name(0)=NULL, msg_iov(2)=[{"l\1\0\1\0\0\0\0_\1\0\0\220\0\0\0\1\1o\0%\0\0\0/org/fre"..., 160}, {"", 0}], msg_controllen=0, msg_flags=0}, MSG_NOSIGNAL) = 160 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 sendmsg(14, {msg_name(0)=NULL, msg_iov(2)=[{"l\1\0\1\0\0\0\0`\1\0\0\220\0\0\0\1\1o\0%\0\0\0/org/fre"..., 160}, {"", 0}], msg_controllen=0, msg_flags=0}, MSG_NOSIGNAL) = 160 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 sendmsg(14, {msg_name(0)=NULL, msg_iov(2)=[{"l\1\0\1\0\0\0\0a\1\0\0\220\0\0\0\1\1o\0%\0\0\0/org/fre"..., 160}, {"", 0}], msg_controllen=0, msg_flags=0}, MSG_NOSIGNAL) = 160 write(5, "\1\0\0\0\0\0\0\0", 8) = 8 ... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/310728 Title: kdenlive 0.7: CPU usage it very high in idle state To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kdenlive/+bug/310728/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs