While I was watching the C compilation going on on my 8 cores, I noticed the following differences n the CPU usage reported by top. In kernel 3.16 all gcc instances (actually cc1) are using 25%, but with 3.13 they are all between 97 or 99%.
Looks like a scheduler bug of some sort. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1388276 Title: 14.10 about 2 to 3 times slower to perform concurrent tasks To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1388276/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
