http://ubuntuforums.org/showthread.php?t=1384092 is possibly another report of the same symptoms.
I have just switched to a much older kernel - 2.6.28-14-server and the problem is far less pronounced. I'm still seeing no response for cmd 50 but repeatedly phpunit is more responsive (48s rather than 4m30s as an example).
http:// ubuntuforums. org/showthread. php?t=1384092 is possibly another report of the same symptoms.
I have just switched to a much older kernel - 2.6.28-14-server and the problem is far less pronounced. I'm still seeing no response for cmd 50 but repeatedly phpunit is more responsive (48s rather than 4m30s as an example).