On 08/27/12 1:09 AM, Kris zhang wrote: > Thanks for your reply, i understand your suggestion, but our system is > built on centos6.0 your system is built on a nearly 2 year old system with no security patches or bug fixes? are you setting your self up for failure? kernel 2.6.32-71 is from 2010-11-10, there have been probably 1000 separate patches made to the EL6 kernel since then, never mind the rest of the distribution. CentOS 6.0 was actually obsolete the day it was released, as RHEL had already released 6.1, which CentOS followed with in a matter of weeks. the product is EL6, the .0, .1, .. are merely security rollups of the ongoing stream of updates and patches. -- john r pierce N 37, W 122 santa cruz ca mid-left coast