garulf , Memcache doesn't automatically comes with Replication facility (High Avialibility) , i recomend you to use Repcache Patch on top of your existing mecached for obtaining Replication of data within your servers .
The only issue i see is that Repcached only works / Successfully Worked when there are only two servers two replicate . On Tuesday, 16 October 2012 21:42:18 UTC+5:30, garulf wrote: > > > > 2012/10/16 SAE <simsi...@googlemail.com <javascript:>> > >> Hello, >> >> Hi > > >> We recently implemented memcached to keep our database from crashing >> because of too many connections to it. >> >> Now we have two memcached servers which handle the DB-access and as long >> as both servers are online we encounter no problems. However when one of >> the goes down. Half our users loose their sessions. >> > Can anyone help me to figure out what is going on here, please? >> > > Maybe you should read at this http://dormando.livejournal.com/495593.html > > >> >> Another thing is, that we would prefer to have the exact same data >> available on both memcached-Servers. So if one of the two can't be reached, >> the other one is asked. So no user is losing his session when one server >> suddenly goes down. >> > > Memcached has a different architecture... If you have same data on both > memcached server you have to do cache invalidation and data sync.. a > nightmare... > > M > >