Thanks. It should be around lookups*1.5, right? Is this measured in bytes? On Tue, Apr 15, 2008 at 11:26 AM, Erik Hatcher <[EMAIL PROTECTED]> wrote:
> Filter cache evictions are a big red flag. Try bumping up the size of > your filter cache to avoid regenerating filters. > > Erik > > > > > On Apr 15, 2008, at 8:38 AM, Jonathan Ariel wrote: > > > filterCache > > autowarmCount=256 > > lookups : 24241 > > hits : 21575 > > hitratio : 0.89 > > inserts : 3708 > > evictions : 3155 > > size : 512 > > cumulative_lookups : 2662056 > > cumulative_hits : 2355474 > > cumulative_hitratio : 0.88 > > cumulative_inserts : 382039 > > cumulative_evictions : 365038 > > > > The CPU usage is usually 50%. > > I give the JVM "java -server -Xmx2048m" when I start Solr. > > > > Thanks! > > > > Jonathan > > > > > > > > > > On Mon, Apr 14, 2008 at 8:24 PM, Otis Gospodnetic < > > [EMAIL PROTECTED]> wrote: > > > > It's hard to tell from the info given, though something doesn't sound > > > ideal. Even if Solr's caching doesn't help, with only 4M documents, > > > your > > > Solr search slaves should be able to keep the whole index in RAM, > > > assuming > > > your index is not huge. > > > > > > How large is the index? (GB on disk) > > > Is it optimized? > > > How often is it changed on the master - i.e. how often does your > > > Searcher > > > need to be reopened? > > > What are cache hits and evictions like (Solr admin page)? > > > What are cache sizes like and how is the warm-up configured? > > > Is there any IO on the slaves? (run vmstat or iostat or some such) > > > How is the CPU usage looking? > > > > > > Otis > > > -- > > > Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch > > > > > > ----- Original Message ---- > > > From: Jonathan Ariel <[EMAIL PROTECTED]> > > > To: solr-user@lucene.apache.org > > > Sent: Monday, April 14, 2008 5:50:08 PM > > > Subject: too many queries? > > > > > > Hi, > > > I have some questions about performance for you guys. > > > So basically I have 2 slave solr servers and 1 master solr server load > > > balanced and around 100 request/second, aprox. 50 request per second > > > per > > > solr server. > > > My index is about 4 million documents and the average query response > > > time > > > is > > > 0.6 seconds, retrieving just 4 documents per query. > > > What happens is that there are too many request to Solr and every > > > second > > > is > > > getting bigger, so eventually my site stops working. > > > > > > I don't know if this stats are enough to tell if the servers are > > > supposed > > > to > > > handle this amount of request. Maybe it's a configuration problem. I > > > don't > > > think that caching in solr would help in this case because all the > > > queries > > > are different (I'm not sure how caching works but if it's per query it > > > won't > > > help much in this case). > > > > > > Any thoughts about this? > > > > > > Thanks! > > > > > > Jonathan > > > > > > > > > > > > > > > >
