I've same issue on my laptop. Some information :
$ uname --all Linux stephane-macbook 2.6.28-13-generic #44-Ubuntu SMP Tue Jun 2 07:57:31 UTC 2009 i686 GNU/Linux Do you need other information ? Is it an ubuntu bug or kernel bug ? If the last, may be we can found this bug in kernel bugzilla ? Regards, Stephane ** Attachment added: "lspci -vv" http://launchpadlibrarian.net/28608283/lspci.txt -- Very poor desktop response (high latency) during I/O-load with SATA+NCQ https://bugs.launchpad.net/bugs/343371 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs