Re: How do you fix a Kernel Panic?

[Don MacAskill <onethumb onethumb com>]

In my particular case, it sure is, since I'm not running any Java.  :)

Don


David Clements wrote:

>  I wonder if this is a more general problem than specific to java processes.
>
> Dave
>
>
> > -----Original Message-----
> > From: Don MacAskill [mailto:onethumb onethumb com] 
> > Sent: Tuesday, June 01, 2004 11:44 AM
> > To: Discussion of Red Hat Enterprise Linux 3 (Taroon)
> > Subject: Re: How do you fix a Kernel Panic?
> >
> >
> > For some reason, the ia64 and x86_64 kernels don't have 
> > netconsole compiled as a module, making it tough to netdump:
> >
> > [root zeus configs]# pwd
> > /usr/src/linux-2.4.21-15.EL/configs
> > [root zeus configs]# grep NETCONSOLE *
> > kernel-2.4.21-athlon.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-athlon-smp.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-i386-BOOT.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-i386.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-i586.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-i586-smp.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-i686.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-i686-hugemem.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-i686-smp.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-ia32e.config:# CONFIG_NETCONSOLE is not set 
> > kernel-2.4.21-ia32e.config:# CONFIG_NETCONSOLE is not set 
> > kernel-2.4.21-ia64.config:# CONFIG_NETCONSOLE is not set 
> > kernel-2.4.21-ia64.config:# CONFIG_NETCONSOLE is not set 
> > kernel-2.4.21-ppc64.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-ppc64iseries.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-ppc64pseries.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-s390.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-s390x.config:CONFIG_NETCONSOLE=m
> > kernel-2.4.21-x86_64.config:# CONFIG_NETCONSOLE is not set 
> > kernel-2.4.21-x86_64.config:# CONFIG_NETCONSOLE is not set 
> > kernel-2.4.21-x86_64-smp.config:# CONFIG_NETCONSOLE is not 
> > set kernel-2.4.21-x86_64-smp.config:# CONFIG_NETCONSOLE is not set
> >
> >
> > I'm currently buliding the x86_64 module myself, I'll see how 
> > it goes, but I have consistent crashing with x86_64 WS every 
> > 8 days or so.
> >
> > Anyone know why those platforms don't have NETCONSOLE by 
> > default?  ppc64 does, so I don't think it's a 64bit thing.
> >
> > Don
> >
> >
> >
> > jmklinke rockwellcollins com wrote:
> >
> > > My 2 starting point suggestions would be:
> > >
> > > 1) enable kernel logging in the /etc/syslog.conf 
> >
> > file.Sometimes it's 
> >
> > > handier to send it to a file like /var/log/kernel instead 
> >
> > of messages.
> >
> > > 2) set up the netdump and netconsole services (see netdump and 
> > > netdump-server rpms) to a remote host so you can catch the dump 
> > > (especially if you aren't getting anywhere with the "Oops" message.
> > >
> > >
> > > --Jon
> > >
> > >
> > >                                                            
> >
> >                                                           
> >
> > >                      David Clements                        
> >
> >                                                           
> >
> > >                      <dclements mercury         To:       
> >
> > "Discussion of Red Hat Enterprise Linux 3 (Taroon)"         
> >
> > >                      com>                        
> >
> > <taroon-list redhat com>                                             
> >
> > >                      Sent by:                   cc:        
> >
> >                                                           
> >
> > >                      taroon-list-bounces        Subject:  
> >
> > How do you fix a Kernel Panic?                              
> >
> > >                      @redhat.com                           
> >
> >                                                           
> >
> > >                                                            
> >
> >                                                           
> >
> > >                                                            
> >
> >                                                           
> >
> > >                      05/26/2004 10:42 AM                   
> >
> >                                                           
> >
> > >                      Please respond to                     
> >
> >                                                           
> >
> > >                      "Discussion of Red                    
> >
> >                                                           
> >
> > >                      Hat Enterprise                        
> >
> >                                                           
> >
> > >                      Linux 3 (Taroon)"                     
> >
> >                                                           
> >
> > >                                                            
> >
> >                                                           
> >
> > >                                                            
> >
> >                                                           
> >
> > > Anyone have some advice on how to debug a Kernel Panic?  
> >
> > All I have is 
> >
> > > a cryptic message from the console.  Does Linux provide a dump file 
> > > like Solaris does?
> > >
> > >
> > > Dave--
> > > Taroon-list mailing list
> > > Taroon-list redhat com
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> > >
> > >
> > >
> > >
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