Have you thought of just using Solr. Might be faster than troubleshooting DIH for complex scenarios. On 7 Nov 2015 3:39 pm, "Yangrui Guo" <guoyang...@gmail.com> wrote:
> I found multiple strange things besides the slowness. I performed count(*) > in MySQL but only one-fifth of the records were imported. Also sometimes > dataimporthandler either doesn't import at all or only imports a portion > of the table. How can I debug the importer? > > On Saturday, November 7, 2015, Yangrui Guo <guoyang...@gmail.com> wrote: > > > I just realized that not everything was ok. Three child entities were not > > imported. Had set batchSize to -1 but again solr was stuck :( > > > > On Fri, Nov 6, 2015 at 3:11 PM, Yangrui Guo <guoyang...@gmail.com > > <javascript:_e(%7B%7D,'cvml','guoyang...@gmail.com');>> wrote: > > > >> Thanks for the reply. I just removed CacheKeyLookUp and CachedKey and > >> used WHERE clause instead. Everything works fine now. > >> > >> Yangrui > >> > >> > >> On Friday, November 6, 2015, Shawn Heisey <apa...@elyograg.org > >> <javascript:_e(%7B%7D,'cvml','apa...@elyograg.org');>> wrote: > >> > >>> On 11/6/2015 10:32 AM, Yangrui Guo wrote: > >>> > <entity name="movie_actress" transformer="RegexTransformer" > >>> > >>> There's a good chance that JDBC is trying to read the entire result set > >>> (all three million rows) into memory before sending any of that info to > >>> Solr. > >>> > >>> Set the batchSize to -1 for MySQL so that it will stream results to > Solr > >>> as soon as they are available, and not wait for all of them. Here's > >>> more info on the situation, which frequently causes OutOfMemory > problems > >>> for users: > >>> > >>> > >>> > http://wiki.apache.org/solr/DataImportHandlerFaq?highlight=%28mysql%29|%28batchsize%29#I.27m_using_DataImportHandler_with_a_MySQL_database._My_table_is_huge_and_DataImportHandler_is_going_out_of_memory._Why_does_DataImportHandler_bring_everything_to_memory.3F > >>> < > http://wiki.apache.org/solr/DataImportHandlerFaq?highlight=%28mysql%29%7C%28batchsize%29#I.27m_using_DataImportHandler_with_a_MySQL_database._My_table_is_huge_and_DataImportHandler_is_going_out_of_memory._Why_does_DataImportHandler_bring_everything_to_memory.3F > > > >>> > >>> > >>> Thanks, > >>> Shawn > >>> > >>> > > >
