configure netdump of client RHEL 4.8 on RHEL 5.5

Login to the server monroe with individual login Id and then switch to root account
Netdump server: [root@monroe ~]# uname -a Linux monroe.imation.com 2.6.18-194.26.1.el5 #1 SMP Fri Oct 29 14:21:16 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux [root@monroe ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 5.5 (Tikanga) [root@monroe ~]#

Netdump client: grant:/root>cat /etc/redhat-release Red Hat Enterprise Linux AS release 4 (Nahant Update 8) grant:/root>uname -a Linux grant 2.6.9-78.ELsmp #1 SMP Wed Jul 9 15:46:26 EDT 2008 x86_64 x86_64 x86_64 GNU/Linux grant:/root>

Pre Tasks:

#uname -a
#df -k
#vgdisplay –v vg00
#lvs vg00
#cp –p /etc/fstab /etc/fstab.9DEC2011


Current information:

[root@monroe ~]# vgs vg00
VG #PV #LV #SN Attr VSize VFree
vg00 1 8 0 wz--n- 119.59G 68.59G
[root@monroe ~]#
[root@monroe ~]# lvs vg00
LV VG Attr LSize Origin Snap% Move Log Copy% Convert
lvol0 vg00 -wi-ao 5.00G
lvol1 vg00 -wi-ao 16.00G
lvol2 vg00 -wi-ao 6.00G
lvol3 vg00 -wi-ao 5.00G
lvol4 vg00 -wi-ao 5.00G
lvol5 vg00 -wi-ao 5.00G
lvol6 vg00 -wi-ao 5.00G
lvol7 vg00 -wi-ao 4.00G
[root@monroe ~]#

Activity:Create the file system /var/crash with 40GB Size


->create a 40gb logical volume lvol8 in volume group vg00
monroe#lvcreate -L 40G -n lvol8 vg00

->create ext3 file system on newly created logical volume
monroe#mkfs -t ext3 /dev/vg00/lvol8

->Mount the volume /dev/vg00/lvol8 on mount point /var/crash
monroe#mount /dev/vg00/lvol8 /var/crash

Update the file /etc/fstab with following entries.
Take the backup of /etc/fstab

/dev/vg00/lvol8 /var/crash ext3 defaults 1 2

Verify the file sytem /var/crash has been created with 40gb size and accessible

monroe# df –h /var/crash
monroe#lvs vg00


Netdump configuration:

On Server - Monroe:

 Need to install package
Install the EPEL version of netdump-server on your RHEL 5.5, please download the package from the link below: http://download.fedora.redhat.com/pub/epel/5/x86_64/netdump-server-0.7.16-23.el5.x86_64.rpm
Downloaded already to the server.

monroe# rpm –ivh netdump-server-0.7.16-23.el5.x86_64.rpm

On the netdump server, as root, type:
monroe# passwd netdump
and supply a password for netdump just like what you do to an ordinary user. Then do the following:
monroe# chkconfig netdump-server on
monroe# service netdump-server start



Client - Grant:

 Package is already present.

grant:/root>rpm -q netdump
netdump-0.7.16-14
grant:/root>

Edit /etc/sysconfig/netdump then uncomment and set the NETDUMPADDR variable to the IP address of the netdump server. For example:
NETDUMPADDR= 172.16.109.178

Then execute:
grant# service netdump propagate
and supply the netdump password that was configured on the netdump server. Finally, execute:
grant# chkconfig netdump on
grant# service netdump start

Useful Docs:
https://access.redhat.com/kb/docs/DOC-6855
https://access.redhat.com/kb/docs/DOC-4104
If you would like to install the EPEL version of netdump-server on your RHEL 5.5, please download the package from the link below: http://download.fedora.redhat.com/pub/epel/5/x86_64/netdump-server-0.7.16-23.el5.x86_64.rpm