Strange. The "To" address on this posting is "users@httpd.apache.org" (at least in my mail reader... Praveena, "Split-brain" refers to a problem in clustering where cluster members are unable to communicate with each other. If a cluster implementation doesn't take precautions, you may end up with each of the cluster members believing that they are the primary member -- thus a split brain, one side doesn't know what the other is doing... --kevan On Apr 8, 2008, at 3:30 AM, Ch Praveena wrote: > > Hi all, > > While going on with Terracotta article, > -- http://www.terracotta.org/confluence/display/explore/How+Terracotta+Works > , > For implementing application server clustering, I found this phrase, > "Split-brain problem.".. > > Please let me know about this in detail..