[CentOS] clustered mail server?

Mon May 19 09:13:09 UTC 2008
Christopher Chan <christopher at ias.com.hk>

> DRBD works approximately like raid1 mirroring.  Unless something breaks 
> it shouldn't add much latency since the duplicate disk will run at 
> approximately the same speed as the master.
> 

RAID1 + network latency. Got it.