On Apr 24, 2012, at 11:28 AM, Christopher Arnold <[email protected]> wrote:
> > > When clustering two or more ATS servers in full clustered mode I assume the > ATS servers transfer cached objects between themselves. Should I ensure that > traffic be done over a dedicated network the ATS servers share separate from > their main interface? I was seeing a high cache miss cold rate and poor > network performance when curling a largish file when I set up clustering with > two nodes on a single vlan. I was testing with ATS 3.0.4 on OEL 6 linux with > bonded interfaces). > Yeah, on a cache miss I believe you would see 2x the traffic since it has to be cached on the right cluster member. Clustering is only useful if you really have a ton of content, and can't leverage some sort of L7 load balancing. I've never used clustering :) -- Leif
