On Fri, 1 Jul 2005, Johnny Hughes wrote: > On Fri, 2005-07-01 at 16:59 +1000, Res wrote: >> I have a problem with a CentOS 4 and now updated to 4.1 server, >> every so often the other servers try to contact it and this not there a >> retry and it is, like it goes to sleep, I have no problem with the >> fedora1, RH9 and slackware machines they just never do this. > I haven't seen this issue ... but it might actually be sleeping. > > CentOS-4 uses a 2.6.9-x kernel that is much better at doing what your > BIOS says for power saving mode than 2.4 kernels were. I would first > check the sleep settings in the BIOS of the problem machine. > > If that doesn't work, you try turning off the apmd and acpid services. that unfortunately means teh system wont do a real poweroff if the UPS instructs it to. dropped down to 2.4.31 kernel and the problem seems to have gone away so I think your right, its the 2.6.x kernel doing what it should, regrettably we dont want it to :) -- Cheers Res