Maybe you jetty need to turning.... how many memory in your system ? Can you show the processes information with the java processes ?
above Chris 2008/6/2 Bram de Jong <[EMAIL PROTECTED]>: > Hello all, > > > Still running tests on solr using the example jetty container. I've > been getting nice performance. However, suddenly between 15400 and > 15600 queries, I get a very serious drop in performance, and this > every time I run my test, independent of what I'm searching for. The > performance STAYS low and doesn't come up again until I restart > Jerry/Solr. > > This what I'm getting. The number between parentheses is the nr of > queries done until "now". > > <snip> > average query time this batch ( 2798 ) : 21.7171502113 > average query time this batch ( 2998 ) : 21.556429863 > average query time this batch ( 3197 ) : 20.7244367456 > average query time this batch ( 3397 ) : 20.9529149532 > average query time this batch ( 3597 ) : 21.7199647427 > <snip> > > Then sudenly around 14K my average time goes up 3 fold: > > <snip> > average query time this batch ( 15183 ) : 22.5312757732 > average query time this batch ( 15383 ) : 27.6089298725 <- > average query time this batch ( 15583 ) : 66.8137800694 <- > average query time this batch ( 15783 ) : 67.5224089622 <- > average query time this batch ( 15983 ) : 68.210555315 <- > </snip> > > I tried taking another set of searches (I'm replaying searches done on > our website), but exactly the same pattern occurs. The cumulative > evictions for all caches is 0 before and after the slowdown, so my > initial thought (i.e. full cache) was not it. I did some further > investigating, and it looks like only once every few searches becomes > slow. This is the batch of searches for block nr 15583. Every search > string is mentioned and then the query_time as reported by Solr: > > ('electricity', 19), ('killed', 16), ('radio static', 179), ('monster > killed', 15), ('heavy machinery', 16), ('killed', 179), ('chimes', > 17), ('video games', 17), ('sword', 16), ('construction machine', 17), > ('graveyard', 15), ('people', 16), ('yard', 179), ('horn', 15), > ('bugle', 14), ('trumpet', 17), ('grass walking', 177), ('walking', > 17), ('horn', 15), ('clunk', 14), ('hydraulic', 178), ('jet landing', > 16), ('o fortuna', 14), ('large crowd', 180), ('dj', 15), ('hallway', > 15), ('scrach', 13), ('jet tires screeching', 177), ('tires > screeching', 14), ('ambient', 16), ('electricity', 180), ('tires', > 15), ('hospital', 15), ('chimes', 17), ('win chimes', 178), ('wind > chimes', 15), ('sex', 15), ('SPACE', 17), ('river', 180), ('thunder > storms', 16), ('crash', 15), ('boss', 16), ('thunder', 16), ('car > braking', 16), ('vocal', 17), ('vocal dance', 182), ('vocal', 16), > ('stream', 16), ('whale', 14), ('space ambient', 183), ('animal', 16), > ('pad', 15), ('body', 16), ('crickets', 180), ('fall', 16), ('camera > flash bulb', 15), ('arctic', 178), ('flash bulb', 13), ('camera', 15), > ('drawn', 16), ('next level', 180), ('timbale', 14), ('navigation', > 14), ('bass', 14), ('blips', 179), <snip> > > > Any hints of things I can try would be superb. Having to wait 15000 * > 25ms every time I want to try something else to fix this is becoming a > bit annoying :) > > > - Bram > > PS: if you are curious: the things people search for are sounds :) > hence the very varied set of search strings. > > -- > http://freesound.iua.upf.edu > http://www.smartelectronix.com > http://www.musicdsp.org > -- Chris Lin [EMAIL PROTECTED] Taipei , Taiwan. -----------------------------------------------------------