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Netconsole: Difference between revisions
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= Netconsole with UDP = | = Netconsole with UDP = | ||
To configure ''netconsole'' on the 2.6 kernel, complete the following steps. | |||
1. Add the following line to your boot command: | |||
netconsole=[src-port]@[src-ip]/[<dev>],[tgt-port]@<tgt-ip>/[tgt-macaddr] | |||
2. Boot the netconsole machine. | |||
To configure conman over netconsole, complete the following steps. | |||
''Italic text'' | |||
1. Download ''conman'' from [http://downloads.lustre.org/public/tools/conman/ http://downloads.lustre.org/public/tools/conman/] | |||
- | 2. Edit ''/etc/conman.conf'' to set the ''SERVER logdir'', ''SERVER logfile'', and ''SERVER port''. | ||
3. Add the following to ''/etc/conman.conf'', where ''clientX'' is the netconsole machine: | |||
<pre> | |||
NETCONSOLE name="netconsole" dev="client1_ip_address:client1_port" | |||
NETCONSOLE1 name="netconsole" dev="client2_ip_address:client2_port" | |||
............ | |||
</pre> | |||
4.Start the ''conmand'' server by entering | |||
conmand | |||
5. Start the ''conman'' netconsole by entering: | |||
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. [[OK to replace with something like the following?]] To see results in the conman netconsole, enter the ''sysrq'' command <& + S _ sysrq>. | |||
'''''Note:''''' A ''netconsole patch'' is available that supports kernel level network logging over UDP. More information and a link to the kernel patches can be found at: [http://lwn.net/2001/0927/a/netconsole.php3 http://lwn.net/2001/0927/a/netconsole.php3]. | |||
Revision as of 11:39, 10 November 2009
Netconsole with UDP
To configure netconsole on the 2.6 kernel, complete the following steps.
1. Add the following line to your boot command:
netconsole=[src-port]@[src-ip]/[<dev>],[tgt-port]@<tgt-ip>/[tgt-macaddr]
2. Boot the netconsole machine.
To configure conman over netconsole, complete the following steps. Italic text 1. Download conman from http://downloads.lustre.org/public/tools/conman/
2. Edit /etc/conman.conf to set the SERVER logdir, SERVER logfile, and SERVER port.
3. Add the following to /etc/conman.conf, where clientX is the netconsole machine:
NETCONSOLE name="netconsole" dev="client1_ip_address:client1_port" NETCONSOLE1 name="netconsole" dev="client2_ip_address:client2_port" ............
4.Start the conmand server by entering
conmand
5. Start the conman netconsole by entering:
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. OK to replace with something like the following? To see results in the conman netconsole, enter the sysrq command <& + S _ sysrq>.
Note: A netconsole patch is available that supports kernel level network logging over UDP. More information and a link to the kernel patches can be found at: http://lwn.net/2001/0927/a/netconsole.php3.
