Hi Bryan, How big is your index?
Also what is the advantage of binding a user to a server? Thanks. Andy --- Bryan McCormick <[EMAIL PROTECTED]> wrote: > Hi chris, > > I'm responsible for the webshots.com search index > and we've had very > good results with lucene. It currently indexes over > 100 Million > documents and performs 4 Million searches / day. > > We initially tested running multiple small copies > and using a > MultiSearcher and then merging results as compared > to running a very > large single index. We actually found that the > single large instance > performed better. To improve load handling we > clustered multiple > identical copies together, then session bind a user > to particular server > and cache the results, but each server is running a > single index. > > Bryan McCormick > > > On Fri, 2005-02-18 at 08:01, Chris D wrote: > > Hi all, > > > > I have a question about scaling lucene across a > cluster, and good ways > > of breaking up the work. > > > > We have a very large index and searches sometimes > take more time than > > they're allowed. What we have been doing is during > indexing we index > > into 256 seperate indexes (depending on the > md5sum) then distribute > > the indexes to the search machines. So if a > machine has 128 indexes it > > would have to do 128 searches. I gave > parallelMultiSearcher a try and > > it was significantly slower than simply iterating > through the indexes > > one at a time. > > > > Our new plan is to somehow have only one index per > search machine and > > a larger main index stored on the master. > > > > What I'm interested to know is whether having one > extremely large > > index for the master then splitting the index into > several smaller > > indexes (if this is possible) would be better than > having several > > smaller indexes and merging them on the search > machines into one > > index. > > > > I would also be interested to know how others have > divided up search > > work across a cluster. > > > > Thanks, > > Chris > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: > [EMAIL PROTECTED] > > For additional commands, e-mail: > [EMAIL PROTECTED] > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: > [EMAIL PROTECTED] > For additional commands, e-mail: > [EMAIL PROTECTED] > > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]