I also investigated ksoftirqd eating my CPU time often in the last time, using the current devel version of lucid lynx, 2.6.32-10-generic. dmeg shows messages like this:
[ 177.540004] sr 0:0:0:0: timing out command, waited 60s [ 297.550005] sr 0:0:0:0: timing out command, waited 120s [ 387.560006] sr 0:0:0:0: timing out command, waited 90s [ 447.570015] sr 0:0:0:0: timing out command, waited 60s [ 507.580005] sr 0:0:0:0: timing out command, waited 60s After removing an SATA DVD-drive which showed some buggy behavior also during the past few weeks (probably a hardware failure), the ksoftirqd started to behave normal again. -- ksoftirqd/1 using 50% CPU or above https://bugs.launchpad.net/bugs/183461 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
