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Netconsole
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Netconsole with UDP
- Configuring netconsole on the 2.6 kernel
- 1) add this line "netconsole=[src-port]@[src-ip]/[<dev>],[tgt-port]@<tgt-ip>/[tgt-macaddr]" in your boot command line.
- 2) bootup the netconsole machine.
- 3) 2.6 netconsole has been setup.
- Configure conman over netconsole, download conman from ftp://www.clusterfs.com/pub/conman
- 1) edit your /etc/conman.conf, make sure you have set SERVER logdir, SERVER logfile, SERVER port,
- add following line in /etc/conman.conf
- NETCONSOLE name="netconsole" dev="client1_ip_address:client1_port" (clientX is netconsole machine)
- NETCONSOLE1 name="netconsole" dev="client2_ip_address:client2_port"
- ............
- 2) start conmand server conmand
- 3) start conman netconsole with conman -d conmand_server_ip:conmand_server_port NETCONSOLEx
- 4) Input sysrq command (& + S + sysrq_command) over conman netconsole, you will get the result in conman netconsole
- 1) edit your /etc/conman.conf, make sure you have set SERVER logdir, SERVER logfile, SERVER port,
There is a netconsole patch available that supports kernel level network logging over UDP. More information and a link to the kernel patches can be found at: [1].
- LinuxDebugging
