Sorry, I am chinese, and my english is poor! The phenomenon can reproduce, but I don't find the output from where the problem occurs. I read /var/log/syslog file and the info of top, but it seem normal. I tried to down cron service also, but the phenomenon exist as before. so freeflying,who is in IRC#ubuntu-zh, suggest me to report bug in kernel.
Sorry, I am chinese, and my english is poor! The phenomenon can reproduce, but I don't find the output from where the problem occurs. I read /var/log/syslog file and the info of top, but it seem normal. I tried to down cron service also, but the phenomenon exist as before. so freeflying,who is in IRC#ubuntu-zh, suggest me to report bug in kernel.