Re: [Dspace-tech] SOLR Performance

2011-01-25 Thread Bram Luyten
Hi, we made a page on SOLR performance optimization, with 2 hints: - the SOLR autocommit feature - Query warmup Both hints, and some helper scripts can be found at: http://atmire.com/statistics_performance.php Make sure to post when these things don't make a difference. best regards, Bram

Re: [Dspace-tech] SOLR Performance

2011-01-25 Thread Mark Melia
Hi Bram, Sounds interesting and might be the answer - I will into this! Thanks for your help, Mark On 25/01/11 12:49, Bram Luyten wrote: Hi, we made a page on SOLR performance optimization, with 2 hints: - the SOLR autocommit feature - Query warmup Both hints, and some helper scripts can

Re: [Dspace-tech] SOLR Performance

2011-01-24 Thread Timo Aalto
Hi Mark, I don't have an answer for you but we may be encountering something similar - clicking the statistics link makes DSpace wait for ages only to hand out the following error: Proxy Error The proxy server received an invalid response from an upstream server. The proxy server could not

Re: [Dspace-tech] SOLR Performance

2011-01-24 Thread Claudia Jürgen
Hi all, we (1.6.0 jspui) noted similar behaviour, it takes a couple of minutes to fulfill the display statistics requests. The CPU load rises to ~ 100%. A second request will increase the load to ~ 200% ... Stopped requests will leave the cpu load at this high level. We do run solr.optimize