Mark,
I am trying to load that url but its taking quite a while. I will let
you know if/when it loads.-John -- John Williams System Administrator 37signals On Mar 9, 2010, at 11:38 AM, Mark Miller wrote: > Ah - loading the fieldcache - do you have a *lot* of unique terms in the > fields you are sorting/faceting on? > > localhost:8983/solr/admin/luke is helpful for checking this. > > > -- > - Mark > > http://www.lucidimagination.com > > > > On 03/09/2010 12:33 PM, John Williams wrote: >> Yonik, >> >> I have provided an image below gives details on what is causing the blocked >> http thread. Is there any way to resolve this issue. >> >> Thanks, >> John >> >> -- >> John Williams >> System Administrator >> 37signals >> >> >> >> >> On Mar 9, 2010, at 10:41 AM, John Williams wrote: >> >> >>> Yonik, >>> >>> I got yourkit setup to profile the Tomcat instance and as you will see in >>> the graph below all of the http threads are blocked (red) until around >>> 4:40. This is the point where the instance becomes responsive and CPU usage >>> drops. I have also ruled out GC being the issue by using the GC monitoring >>> in yourkit. Let me know your thoughts and if you have any questions. >>> >>> Thanks for your assistance. >>> >>> Thanks, >>> John >>> >>> -- >>> John Williams >>> System Administrator >>> 37signals >>> >>> <Screen shot 2010-03-09 at 10.35.15 AM.png> >>> On Mar 8, 2010, at 5:28 PM, Yonik Seeley wrote: >>> >>> >>>> On Mon, Mar 8, 2010 at 6:07 PM, John Williams<j...@37signals.com> wrote: >>>> >>>>> Yonik, >>>>> >>>>> In all cases our "autowarmCount" is set to 0. Also, here is a link to our >>>>> config. http://pastebin.com/iUgruqPd >>>>> >>>> Weird... on a quick glance, I don't see anything in your config that >>>> would cause work to be done on a commit. >>>> I expected something like autowarming, or rebuilding a spellcheck >>>> index, etc. I assume this is happening even w/o any requests hitting >>>> the server? >>>> >>>> Could it be GC? You could use -verbose:gc or jconsole to check if >>>> this corresponds to a big GC (which could naturally hit on an index >>>> change). 5 minutes is really excessive though, and I wouldn't expect >>>> it on startup. >>>> >>>> If it's not GC, perhaps the next step is to get some stack traces >>>> during the spike (or use a profiler) to figure out where the time is >>>> being spent. And verify that the solrconfig.xml shown actually still >>>> matches the one you provided. >>>> >>>> -Yonik >>>> http://www.lucidimagination.com >>>> >>>> >>>> >>>> >>>>> Thanks, >>>>> John >>>>> >>>>> -- >>>>> John Williams >>>>> System Administrator >>>>> 37signals >>>>> >>>>> On Mar 8, 2010, at 4:44 PM, Yonik Seeley wrote: >>>>> >>>>> >>>>>> Is this just autowarming? >>>>>> Check your autowarmCount parameters in solrconfig.xml >>>>>> >>>>>> -Yonik >>>>>> http://www.lucidimagination.com >>>>>> >>>>>> On Mon, Mar 8, 2010 at 5:37 PM, John Williams<j...@37signals.com> wrote: >>>>>> >>>>>>> Good afternoon. >>>>>>> >>>>>>> We have been experiencing an odd issue with one of our Solr nodes. Upon >>>>>>> startup or when bringing in a new index we get a CPU spike for 5 >>>>>>> minutes or so. I have attached a graph of this spike. During this time >>>>>>> simple queries return without a problem but more complex queries do not >>>>>>> return. Here are some more details about the instance: >>>>>>> >>>>>>> Index Size: ~16G >>>>>>> Max Heap: 6144M >>>>>>> GC Option: -XX:+UseConcMarkSweepGC >>>>>>> System Memory: 16G >>>>>>> >>>>>>> We have a very similar instance to this one but with a much larger >>>>>>> index that we are not seeing this sort of issue. >>>>>>> >>>>>>> Your help is greatly appreciated. Let me know if you need any >>>>>>> additional information. >>>>>>> >>>>>>> Thanks, >>>>>>> John >>>>>>> >>>>>>> -- >>>>>>> John Williams >>>>>>> System Administrator >>>>>>> 37signals >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>> >>>>> >>> >> > > >
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