Re: "Missing" Docs in Solr

2019-08-16 Thread Brian Lininger
It's just a single query that results in 0 hits, I had the same thought of just adding code to retry the query when we get 0 hits (assuming that we expect there to be hits). That's likely going to be the interim solution so that we can get more info when this occurs. It's hard to triage when it's

Re: "Missing" Docs in Solr

2019-08-16 Thread Alexandre Rafalovitch
is there several 0 results in a row as an anomaly. Or really just one? You could nearly add SolrJ code to rerun 0-result query with full debug on if it is a rare enough event. Regards, Alex On Fri, Aug 16, 2019, 12:05 PM Brian Lininger, wrote: > Yeah, I thought of those same problems at f

Re: "Missing" Docs in Solr

2019-08-16 Thread Brian Lininger
Yeah, I thought of those same problems at first and expected to find something but no luck. There are no errors in the solr log for the hour before/after the time that we saw the issue, the only warnings I see are "PERFORMANCE WARNING: Overlapping onDeckSearchers=2" but these are for other Collecti

Re: "Missing" Docs in Solr

2019-08-16 Thread Alexandre Rafalovitch
I would take the server log for those 10 seconds (plus buffer) and really try to see if something happens in that period. I am thinking an unexpected commit, index large, alias switch. That may help you to narrow down the kind of error. Another option is whether you got empty result or a connecti

Re: "Missing" Docs in Solr

2019-08-16 Thread Zheng Lin Edwin Yeo
Hi, Did you encounter any error message during those occasions where you get 0 hits returned? Regards, Edwin On Fri, 16 Aug 2019 at 06:02, Brian Lininger wrote: > Hi All, > I'm seeing some odd behavior that I'm hoping someone might have encountered > before. We're using Solr 6.6.6 and very in