Roy,
Try working with the latest master - it now has some threading fixes in
it that I suspect you were missing.
Itamar.
On 13/9/2010 9:14 PM, Roy Ward wrote:
> Is this a known problem? I can't find it referenced anywhere else.
>
> I get the application pausing for a while (20-30 seconds), then it sometimes
> crashes with the stack trace shown below. Sometimes it works fine. If it works
> once, it seems to work from then on (I'm not totally sure about that).
>
> Here's a cut down snippet of my code which as far as I can tell is pretty
> vanilla:
>
> lucene::search::Sort* lsort=NULL;
> lucene::search::Hits* hits=NULL;
> lucene::search::BooleanQuery b;
> for(int v=0; v<((int)words.size())-1; v++) {
> lucene::index::Term* t=new
> lucene::index::Term(field.c_str(),words[v].c_str());
> lucene::search::Query* q;
> q=new lucene::search::TermQuery(t);
> b.add(q,true,false);
> }
> const char* sort_array[3];
> sort_array[0]="sort_name";
> sort_array[1]="sort_address";
> sort_array[2]=NULL;
> lsort=new lucene::search::Sort(sort_array);
> hits=ds->lucene_index->search(&b,lsort);<-- crashes on this line.
>
>
> (in another thread):
> ds->lucene_index=new
> lucene::search::IndexSearcher(fname_lucene.c_str());
>
> The search is not made until the index load has definitely finished.
>
> I am using TCHAR set to be an 8 bit char.
>
> Because this only seems to fail on the first search, could there be some lazy
> loading issue that I'm running afoul of?
>
> Thanks,
> Roy Ward.
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0x646a5b90 (LWP 21579)]
> 0x080e774e in lucene::search::FieldSortedHitQueue::lessThan (this=0x6468a5a8,
> docA=0x9e5ef78, docB=0x85cc7d0) at
> /home/caching_server/clucene/src/core/CLucene/search/FieldSortedHitQueue.cpp:97
>
> (gdb) backtrace
> #0 0x080e774e in lucene::search::FieldSortedHitQueue::lessThan
> (this=0x6468a5a8, docA=0x9e5ef78, docB=0x85cc7d0) at
> /home/caching_server/clucene/src/core/CLucene/search/FieldSortedHitQueue.cpp:97
> #1 0x080e4213 in lucene::search::SortedTopDocsCollector::collect
> (this=0x6468a5d8, doc=899589, score=1.7330225519899432756482787754137576) at
> /home/caching_server/clucene/src/core/CLucene/util/PriorityQueue.h:29
> #2 0x080f5c86 in lucene::search::BooleanScorer2::score (this=0x828f200,
> hc=0x6468a5d8) at
> /home/caching_server/clucene/src/core/CLucene/search/BooleanScorer2.cpp:623
> #3 0x080e3a7e in lucene::search::IndexSearcher::_search (this=0x8211798,
> query=0x6468bbcc, filter=0x0, nDocs=100, sort=0x828bea0) at
> /home/caching_server/clucene/src/core/CLucene/search/IndexSearcher.cpp:281
> #4 0x080e64a9 in lucene::search::Hits::getMoreDocs (this=0x85ae968, m=<value
> optimized out>) at
> /home/caching_server/clucene/src/core/CLucene/search/Hits.cpp:122
> #5 0x080e6a24 in Hits (this=0x85ae968, s=0x8211798, q=0x6468bbcc, f=0x0,
> _sort=0x828bea0) at
> /home/caching_server/clucene/src/core/CLucene/search/Hits.cpp:60
> #6 0x080e220f in lucene::search::Searcher::search (this=0x8211798,
> query=0x6468bbcc, sort=0x828bea0) at
> /home/caching_server/clucene/src/core/CLucene/search/SearchHeader.cpp:186
> #7 0x080682e6 in app::do_query (this=0x825d848, elemque...@0x6468c9b4,
> o...@0x646a51ec, socket_id=14) at mycode.cpp:2364
>
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