Certainly does seem strange. Do you have the same uniqueKeyField in both indexes? Any way you can provide some configuration and some data to reproduce this?
-Yonik On Fri, May 15, 2009 at 10:40 AM, CB-PO <charles.bush...@gmail.com> wrote: > > Hello, > What we have done is created multiple solr instances on the same server, > where each instance is created with the DataImportHandler from a different > DB. The information on each DB is similar, so the schema's for each > instance are pretty much the same. Our goal is to use the shards feature to > combine the results into a single table. > > The problem is that when we use shards, the "numFound" is acting very > strangely. Here are some examples: > > 2 solr instances: > localhost:8080/alpha/ > localhost:8080/bravo/ > > Lets say i'm searching for the term "fred". If I do: > > localhost:8080/alpha/select?q=fred&rows=10&start=0 > I get numFound="0". That's fine > > localhost:8080/bravo/select?q=fred&rows=10&start=0 > I get: <result name="response" numFound="27" start="0"> Followed by 10 > <doc></doc>'s. This is also fine. > > When i do these [same result for both]: > localhost:8080/alpha/select?q=fred&rows=10&start=0&shards=localhost:8080/alpha,localhost:8080/bravo > localhost:8080/bravo/select?q=fred&rows=10&start=0&shards=localhost:8080/alpha,localhost:8080/bravo > > I get: <result name="response" numFound="18" start="0"> followed by 1 > <doc></doc> > > So... something weird happened... There should be 27 results, but even if it > thought there were only 18 results, it should have displayed 10 of them. > > > Alright, so I tried: > > localhost:8080/alpha/select?q=fred&rows=1&start=0&shards=localhost:8080/alpha,localhost:8080/bravo > localhost:8080/bravo/select?q=fred&rows=1&start=0&shards=localhost:8080/alpha,localhost:8080/bravo > > I got: <result name="response" numFound="27" start="0"> followed by 1 > <doc></doc> > Seems to be working alright with this... But lets try... > > localhost:8080/alpha/select?q=fred&rows=1&start=1&shards=localhost:8080/alpha,localhost:8080/bravo > localhost:8080/bravo/select?q=fred&rows=1&start=1&shards=localhost:8080/alpha,localhost:8080/bravo > > I got: <result name="response" numFound="26" start="1"> with no > <doc></doc>'s... wtf? > > I continued this up to start=10, and numFound decreased by 1 every time, > with no more <doc></doc>'s. > So i changed it to rows=100&start=0 and i got: <result name="response" > numFound="2" start="0"> followed by 2 <doc></doc>'s. > > This issue is happening with multiple search queries, however with some > other search queries, it works fine and returns the proper number for > numFound, and however many <doc>'s there are supposed to be. > > Has anyone seen this issue before?
