Ejemplo n.º 1
0
    @Override
    public TerminationHandle warmReader(
        final IndexShard indexShard, final Engine.Searcher searcher) {
      final MapperService mapperService = indexShard.mapperService();
      final Map<String, MappedFieldType> warmUpGlobalOrdinals = new HashMap<>();
      for (DocumentMapper docMapper : mapperService.docMappers(false)) {
        for (FieldMapper fieldMapper : docMapper.mappers()) {
          final MappedFieldType fieldType = fieldMapper.fieldType();
          final String indexName = fieldType.name();
          if (fieldType.eagerGlobalOrdinals() == false) {
            continue;
          }
          warmUpGlobalOrdinals.put(indexName, fieldType);
        }
      }
      final IndexFieldDataService indexFieldDataService = indexShard.indexFieldDataService();
      final CountDownLatch latch = new CountDownLatch(warmUpGlobalOrdinals.size());
      for (final MappedFieldType fieldType : warmUpGlobalOrdinals.values()) {
        executor.execute(
            () -> {
              try {
                final long start = System.nanoTime();
                IndexFieldData.Global ifd = indexFieldDataService.getForField(fieldType);
                DirectoryReader reader = searcher.getDirectoryReader();
                IndexFieldData<?> global = ifd.loadGlobal(reader);
                if (reader.leaves().isEmpty() == false) {
                  global.load(reader.leaves().get(0));
                }

                if (indexShard.warmerService().logger().isTraceEnabled()) {
                  indexShard
                      .warmerService()
                      .logger()
                      .trace(
                          "warmed global ordinals for [{}], took [{}]",
                          fieldType.name(),
                          TimeValue.timeValueNanos(System.nanoTime() - start));
                }
              } catch (Exception e) {
                indexShard
                    .warmerService()
                    .logger()
                    .warn("failed to warm-up global ordinals for [{}]", e, fieldType.name());
              } finally {
                latch.countDown();
              }
            });
      }
      return () -> latch.await();
    }
Ejemplo n.º 2
0
    @Override
    public TerminationHandle warmNewReaders(
        final IndexShard indexShard,
        IndexMetaData indexMetaData,
        final WarmerContext context,
        ThreadPool threadPool) {
      final Loading defaultLoading =
          Loading.parse(indexMetaData.settings().get(NORMS_LOADING_KEY), Loading.LAZY);
      final MapperService mapperService = indexShard.mapperService();
      final ObjectSet<String> warmUp = new ObjectHashSet<>();
      for (DocumentMapper docMapper : mapperService.docMappers(false)) {
        for (FieldMapper fieldMapper : docMapper.mappers()) {
          final String indexName = fieldMapper.fieldType().names().indexName();
          Loading normsLoading = fieldMapper.fieldType().normsLoading();
          if (normsLoading == null) {
            normsLoading = defaultLoading;
          }
          if (fieldMapper.fieldType().indexOptions() != IndexOptions.NONE
              && !fieldMapper.fieldType().omitNorms()
              && normsLoading == Loading.EAGER) {
            warmUp.add(indexName);
          }
        }
      }

      final CountDownLatch latch = new CountDownLatch(1);
      // Norms loading may be I/O intensive but is not CPU intensive, so we execute it in a single
      // task
      threadPool
          .executor(executor())
          .execute(
              new Runnable() {
                @Override
                public void run() {
                  try {
                    for (ObjectCursor<String> stringObjectCursor : warmUp) {
                      final String indexName = stringObjectCursor.value;
                      final long start = System.nanoTime();
                      for (final LeafReaderContext ctx : context.searcher().reader().leaves()) {
                        final NumericDocValues values = ctx.reader().getNormValues(indexName);
                        if (values != null) {
                          values.get(0);
                        }
                      }
                      if (indexShard.warmerService().logger().isTraceEnabled()) {
                        indexShard
                            .warmerService()
                            .logger()
                            .trace(
                                "warmed norms for [{}], took [{}]",
                                indexName,
                                TimeValue.timeValueNanos(System.nanoTime() - start));
                      }
                    }
                  } catch (Throwable t) {
                    indexShard.warmerService().logger().warn("failed to warm-up norms", t);
                  } finally {
                    latch.countDown();
                  }
                }
              });

      return new TerminationHandle() {
        @Override
        public void awaitTermination() throws InterruptedException {
          latch.await();
        }
      };
    }
Ejemplo n.º 3
0
 @Override
 public TerminationHandle warmTopReader(
     final IndexShard indexShard,
     IndexMetaData indexMetaData,
     final WarmerContext context,
     ThreadPool threadPool) {
   final MapperService mapperService = indexShard.mapperService();
   final Map<String, MappedFieldType> warmUpGlobalOrdinals = new HashMap<>();
   for (DocumentMapper docMapper : mapperService.docMappers(false)) {
     for (FieldMapper fieldMapper : docMapper.mappers()) {
       final FieldDataType fieldDataType = fieldMapper.fieldType().fieldDataType();
       if (fieldDataType == null) {
         continue;
       }
       if (fieldDataType.getLoading() != Loading.EAGER_GLOBAL_ORDINALS) {
         continue;
       }
       final String indexName = fieldMapper.fieldType().names().indexName();
       if (warmUpGlobalOrdinals.containsKey(indexName)) {
         continue;
       }
       warmUpGlobalOrdinals.put(indexName, fieldMapper.fieldType());
     }
   }
   final IndexFieldDataService indexFieldDataService = indexShard.indexFieldDataService();
   final Executor executor = threadPool.executor(executor());
   final CountDownLatch latch = new CountDownLatch(warmUpGlobalOrdinals.size());
   for (final MappedFieldType fieldType : warmUpGlobalOrdinals.values()) {
     executor.execute(
         new Runnable() {
           @Override
           public void run() {
             try {
               final long start = System.nanoTime();
               IndexFieldData.Global ifd = indexFieldDataService.getForField(fieldType);
               ifd.loadGlobal(context.reader());
               if (indexShard.warmerService().logger().isTraceEnabled()) {
                 indexShard
                     .warmerService()
                     .logger()
                     .trace(
                         "warmed global ordinals for [{}], took [{}]",
                         fieldType.names().fullName(),
                         TimeValue.timeValueNanos(System.nanoTime() - start));
               }
             } catch (Throwable t) {
               indexShard
                   .warmerService()
                   .logger()
                   .warn(
                       "failed to warm-up global ordinals for [{}]",
                       t,
                       fieldType.names().fullName());
             } finally {
               latch.countDown();
             }
           }
         });
   }
   return new TerminationHandle() {
     @Override
     public void awaitTermination() throws InterruptedException {
       latch.await();
     }
   };
 }