Re: Solr query performance tool

2013-07-03 Thread William Bell
We should consider adding another parameter "RealTime" in the log. That would really help all of us trying to figure out how much time a query is taking. On Tue, Jun 4, 2013 at 5:14 PM, Otis Gospodnetic wrote: > Right. The main takeway is that QTime is not exactly what user sees. > What users

Re: Solr query performance tool

2013-06-04 Thread Otis Gospodnetic
Right. The main takeway is that QTime is not exactly what user sees. What users sees is always > QTime. To see what end users experience one needs RUM (and I don't mean the tasty kind, but http://en.wikipedia.org/wiki/Real_user_monitoring . Otis -- Solr & ElasticSearch Support http://sematext.co

Re: Solr query performance tool

2013-06-04 Thread Walter Underwood
On Jun 4, 2013, at 8:28 AM, Shawn Heisey wrote: > On 6/4/2013 8:45 AM, O'Regan, Mike wrote: >> Can't a GC also kick in before the timer starts, resulting a short QTime but >> a long time from the point of view of the client? Believe I have seen that >> phenomenon in action. > > You are correct.

Re: Solr query performance tool

2013-06-04 Thread Shawn Heisey
On 6/4/2013 8:45 AM, O'Regan, Mike wrote: > Can't a GC also kick in before the timer starts, resulting a short QTime but > a long time from the point of view of the client? Believe I have seen that > phenomenon in action. You are correct. I don't know why I didn't think of that. Thanks, Shawn

RE: Solr query performance tool

2013-06-04 Thread O'Regan, Mike
> From: Shawn Heisey [s...@elyograg.org] > >On 6/3/2013 3:33 PM, Greg Harris wrote: >> >> You have to be careful looking at the QTime's. They do not include garbage >> collection. I've run into issues where QTime is short (cause it was), it >> just happened that the query came in during a long ga

Re: Solr query performance tool

2013-06-03 Thread Shawn Heisey
On 6/3/2013 3:33 PM, Greg Harris wrote: You have to be careful looking at the QTime's. They do not include garbage collection. I've run into issues where QTime is short (cause it was), it just happened that the query came in during a long garbage collection where everything was paused. So you

RE: Solr query performance tool

2013-06-03 Thread Greg Harris
cene.apache.org Subject: Re: Solr query performance tool You can use this tool to analyze the logs.. https://github.com/dfdeshom/solr-loganalyzer We use solrmeter to test the performance / Stress testing. https://code.google.com/p/solrmeter/ -- View this message in context: http://lucene.47206

Re: Solr query performance tool

2013-06-03 Thread bbarani
You can use this tool to analyze the logs.. https://github.com/dfdeshom/solr-loganalyzer We use solrmeter to test the performance / Stress testing. https://code.google.com/p/solrmeter/ -- View this message in context: http://lucene.472066.n3.nabble.com/Solr-query-performance-tool-tp406690

Re: Solr query performance tool

2013-05-29 Thread Erick Erickson
The qtimes are in the solr log, you'll see lines like: params={q=*:*} hits=32 status=0 QTime=5 QTime is the time spent serving the query but does NOT include assembling the response. Best Erick On Wed, May 29, 2013 at 5:58 PM, Spyros Lambrinidis wrote: > Hi, > > Lately we are seeing increased l

Re: Solr query performance tool

2013-05-29 Thread Otis Gospodnetic
Hi, The regular Solr log logs Qtime for each query. Otis Solr & ElasticSearch Support http://sematext.com/ On May 29, 2013 5:59 PM, "Spyros Lambrinidis" wrote: > Hi, > > Lately we are seeing increased latency times on solr and we would like to > know which queries / facet searches are the most