Browsing All Posts filed under »High Availability«

ClusterXL – New HA mode

February 28, 2013


It is just a quick note for fast knowledge recovery about ClusterXL for me :-) There are 4 ClusterXL modes: -Load Sharing Multicast Mode -Load Sharing Unicast Mode -New High Availability Mode -> This is what is under magnifier now. -High Availability Legacy Mode Sniffered packet Command used: # tcpdump -i bond1 -evvxn udp 8116 […]

my problem with clusterXL_admin command

February 6, 2013


The clusterXL_admin command is really fine, but i think it is not ready now. It has just one big problem – in my point of view. But the whole post has really low priority…it is really only for geeks. :-) Lets say the cluster members should be restarted but with a controlled way. How can […]

Manual Failover

August 7, 2012


Failover can we generate with a lot of way. One way is with cphaprob, the most complicated way if you do not know it, but I am here for you to understand and use it instead of just an ifdown/ifup for an interface. :-) On the other hand it is an important command for the […]