[CentOS] Re: Boot Log Problems

Sun Oct 28 16:57:01 UTC 2007
Robert Slade <centos at likley.co.uk>

On Sun, 2007-10-28 at 12:16 -0400, Tom Diehl wrote:
> On Sun, 28 Oct 2007, Robert Slade wrote:
> 
> > On Sun, 2007-10-28 at 16:33 +0100, Alain Spineux wrote:
> >> On 10/28/07, Robert Slade <centos at likley.co.uk> wrote:
> >>> On Sun, 2007-10-28 at 13:02 +0100, Alain Spineux wrote:
> >>>> I have this in my syslog.conf :
> >>>>
> >>>> # Save boot messages also to boot.log
> >>>> local7.*
> >>>
> >>> Mine says:
> >>>
> >>> # Save boot messages also to boot.log
> >>> local7.*                                                /var/log/boot.log
> >>
> >> Yes my cut&paste was a little lazy !
> >>
> >>>
> >>>>
> >>>> But did you check dmesg for kernel messages ?
> >>>>
> >>>> regards
> >>>
> >>>
> >>> dmesg only lists messages from prior to update too :-(.
> >>
> >> dmesg display the kernel internal buffer. It should be emptied when rebooting !
> >> It is impossible to see messages prior the last reboot !
> >>
> >> What about your other log file ?
> >> /var/log/messages is filled normaly ?
> >>
> >>>
> >>> Thanks for the reply
> >>>
> >>> Rob
> >>>
> >>>>
> >>>> On 10/28/07, Robert Slade <centos at likley.co.uk> wrote:
> >>>>> Hi,
> >>>>>
> >>>>> I have just updated from CentOS 4 to 5 and I am seeing a problem with
> >>>>> udev during booting, but I am unable to track it down as it looks like
> >>>>> the boot.log is not working. The file is there but empty and the
> >>>>> previous log only lists events up to the point at which I upgraded.
> >>>>>
> >>>>> syslog.conf looks ok to me in so much as there is an entry pointing
> >>>>> to /var/log/boot.log.
> >>>>>
> >>>>> Any suggestions as to what I should be looking at?
> >>>>>
> >>>>> Rob
> >
> > Both dmesg and boot.log do not have any entries from before the update.
> >
> > /var/log/messages appears to have normal entries ie from today but there
> > are no error messages.
> >
> > I have checked syslog it is running
> 
> Just a thought, rpm -V sysklogd. See what you get. Also have you run ckrootkit
> or similar on the machine?
> 
> I know you said this started after an update and most likely you are correct
> but it is just a thought. You never know what kind of coincidence you might
> run into.

rpm -V sysklogd gave nothing, but rpm -q sysklogd gave:

sysklogd-1.4.1-39.2

Ran chkrootkit - nothing came up.

Rob