On Sun, 2010-05-16 at 20:10 -0400, C Linus Hicks wrote: > On Sat, 2010-05-15 at 12:27 +0100, Colin Coles wrote: > > Hi, > > I have updated 8 machines so far and 2 are refusing to boot on > > 2.6.18-194.3.1.el5 kernel, they just hang at: 'Starting udev:' but when I > > revert to 2.6.18-164.15.1.el5 kernel they boot fine. Any pointers? > > I just updated a machine and also got a hang at udev. When I revert to > kernel 2.6.18-164 it works fine. It appears to be a hard hang. Caps lock > and num lock have no effect and I have to hit the reset button. > > I tried increasing udev log level to debug and it did not hang. I > reduced the log level to info and it still did not hang. However, when I > start X, esd seems to get stuck in a loop on a short segment of audio. > If I kill esd, the desktop will finish initializing. Logging out of X > also hung, but killing X manually worked. I have reverted to the old > kernel. --- I am just wondering if any of you guys with the udev hang problem have tried: rpm -e the new kernel? Then try to reinstall it via yum install. You should delete the new kernel from /var/cache/yum first. Just a point in why I say that is I have seen several machines that have yummed corrupt packages and bad repo metadata. After pegging yum to pull from a distinct mirror the problem has gone away. John