Examples with QueryCacheStats org.opensearch.index.cache.query.QueryCacheStats used on opensource projects

Example 1 with QueryCacheStats

use of org.opensearch.index.cache.query.QueryCacheStats in project OpenSearch by opensearch-project.

the class CommonStats method add.

public void add(CommonStats stats) {
    if (docs == null) {
        if (stats.getDocs() != null) {
            docs = new DocsStats();
            docs.add(stats.getDocs());
        }
    } else {
        docs.add(stats.getDocs());
    }
    if (store == null) {
        if (stats.getStore() != null) {
            store = new StoreStats();
            store.add(stats.getStore());
        }
    } else {
        store.add(stats.getStore());
    }
    if (indexing == null) {
        if (stats.getIndexing() != null) {
            indexing = new IndexingStats();
            indexing.add(stats.getIndexing());
        }
    } else {
        indexing.add(stats.getIndexing());
    }
    if (get == null) {
        if (stats.getGet() != null) {
            get = new GetStats();
            get.add(stats.getGet());
        }
    } else {
        get.add(stats.getGet());
    }
    if (search == null) {
        if (stats.getSearch() != null) {
            search = new SearchStats();
            search.add(stats.getSearch());
        }
    } else {
        search.add(stats.getSearch());
    }
    if (merge == null) {
        if (stats.getMerge() != null) {
            merge = new MergeStats();
            merge.add(stats.getMerge());
        }
    } else {
        merge.add(stats.getMerge());
    }
    if (refresh == null) {
        if (stats.getRefresh() != null) {
            refresh = new RefreshStats();
            refresh.add(stats.getRefresh());
        }
    } else {
        refresh.add(stats.getRefresh());
    }
    if (flush == null) {
        if (stats.getFlush() != null) {
            flush = new FlushStats();
            flush.add(stats.getFlush());
        }
    } else {
        flush.add(stats.getFlush());
    }
    if (warmer == null) {
        if (stats.getWarmer() != null) {
            warmer = new WarmerStats();
            warmer.add(stats.getWarmer());
        }
    } else {
        warmer.add(stats.getWarmer());
    }
    if (queryCache == null) {
        if (stats.getQueryCache() != null) {
            queryCache = new QueryCacheStats();
            queryCache.add(stats.getQueryCache());
        }
    } else {
        queryCache.add(stats.getQueryCache());
    }
    if (fieldData == null) {
        if (stats.getFieldData() != null) {
            fieldData = new FieldDataStats();
            fieldData.add(stats.getFieldData());
        }
    } else {
        fieldData.add(stats.getFieldData());
    }
    if (completion == null) {
        if (stats.getCompletion() != null) {
            completion = new CompletionStats();
            completion.add(stats.getCompletion());
        }
    } else {
        completion.add(stats.getCompletion());
    }
    if (segments == null) {
        if (stats.getSegments() != null) {
            segments = new SegmentsStats();
            segments.add(stats.getSegments());
        }
    } else {
        segments.add(stats.getSegments());
    }
    if (translog == null) {
        if (stats.getTranslog() != null) {
            translog = new TranslogStats();
            translog.add(stats.getTranslog());
        }
    } else {
        translog.add(stats.getTranslog());
    }
    if (requestCache == null) {
        if (stats.getRequestCache() != null) {
            requestCache = new RequestCacheStats();
            requestCache.add(stats.getRequestCache());
        }
    } else {
        requestCache.add(stats.getRequestCache());
    }
    if (recoveryStats == null) {
        if (stats.getRecoveryStats() != null) {
            recoveryStats = new RecoveryStats();
            recoveryStats.add(stats.getRecoveryStats());
        }
    } else {
        recoveryStats.add(stats.getRecoveryStats());
    }
}

Example 2 with QueryCacheStats

use of org.opensearch.index.cache.query.QueryCacheStats in project OpenSearch by opensearch-project.

the class IndicesQueryCacheTests method testStatsOnEviction.

// Make sure the cache behaves correctly when a segment that is associated
// with an empty cache gets closed. In that particular case, the eviction
// callback is called with a number of evicted entries equal to 0
// see https://github.com/elastic/elasticsearch/issues/15043
public void testStatsOnEviction() throws IOException {
    Directory dir1 = newDirectory();
    IndexWriter w1 = new IndexWriter(dir1, newIndexWriterConfig());
    w1.addDocument(new Document());
    DirectoryReader r1 = DirectoryReader.open(w1);
    w1.close();
    ShardId shard1 = new ShardId("index", "_na_", 0);
    r1 = OpenSearchDirectoryReader.wrap(r1, shard1);
    IndexSearcher s1 = new IndexSearcher(r1);
    s1.setQueryCachingPolicy(alwaysCachePolicy());
    Directory dir2 = newDirectory();
    IndexWriter w2 = new IndexWriter(dir2, newIndexWriterConfig());
    w2.addDocument(new Document());
    DirectoryReader r2 = DirectoryReader.open(w2);
    w2.close();
    ShardId shard2 = new ShardId("index", "_na_", 1);
    r2 = OpenSearchDirectoryReader.wrap(r2, shard2);
    IndexSearcher s2 = new IndexSearcher(r2);
    s2.setQueryCachingPolicy(alwaysCachePolicy());
    Settings settings = Settings.builder().put(IndicesQueryCache.INDICES_CACHE_QUERY_COUNT_SETTING.getKey(), 10).put(IndicesQueryCache.INDICES_QUERIES_CACHE_ALL_SEGMENTS_SETTING.getKey(), true).build();
    IndicesQueryCache cache = new IndicesQueryCache(settings);
    s1.setQueryCache(cache);
    s2.setQueryCache(cache);
    assertEquals(1, s1.count(new DummyQuery(0)));
    for (int i = 1; i <= 20; ++i) {
        assertEquals(1, s2.count(new DummyQuery(i)));
    }
    QueryCacheStats stats1 = cache.getStats(shard1);
    assertEquals(0L, stats1.getCacheSize());
    assertEquals(1L, stats1.getCacheCount());
    // this used to fail because we were evicting an empty cache on
    // the segment from r1
    IOUtils.close(r1, dir1);
    cache.onClose(shard1);
    IOUtils.close(r2, dir2);
    cache.onClose(shard2);
    // this triggers some assertions
    cache.close();
}

Example 3 with QueryCacheStats

use of org.opensearch.index.cache.query.QueryCacheStats in project OpenSearch by opensearch-project.

the class IndicesQueryCache method getStats.

/**
 * Get usage statistics for the given shard.
 */
public QueryCacheStats getStats(ShardId shard) {
    final Map<ShardId, QueryCacheStats> stats = new HashMap<>();
    for (Map.Entry<ShardId, Stats> entry : shardStats.entrySet()) {
        stats.put(entry.getKey(), entry.getValue().toQueryCacheStats());
    }
    QueryCacheStats shardStats = new QueryCacheStats();
    QueryCacheStats info = stats.get(shard);
    if (info == null) {
        info = new QueryCacheStats();
    }
    shardStats.add(info);
    // We also have some shared ram usage that we try to distribute to
    // proportionally to their number of cache entries of each shard
    long totalSize = 0;
    for (QueryCacheStats s : stats.values()) {
        totalSize += s.getCacheSize();
    }
    final double weight = totalSize == 0 ? 1d / stats.size() : ((double) shardStats.getCacheSize()) / totalSize;
    final long additionalRamBytesUsed = Math.round(weight * sharedRamBytesUsed);
    shardStats.add(new QueryCacheStats(additionalRamBytesUsed, 0, 0, 0, 0));
    return shardStats;
}

Example 4 with QueryCacheStats

use of org.opensearch.index.cache.query.QueryCacheStats in project OpenSearch by opensearch-project.

the class RestShardsAction method buildTable.

// package private for testing
Table buildTable(RestRequest request, ClusterStateResponse state, IndicesStatsResponse stats) {
    Table table = getTableWithHeader(request);
    for (ShardRouting shard : state.getState().routingTable().allShards()) {
        ShardStats shardStats = stats.asMap().get(shard);
        CommonStats commonStats = null;
        CommitStats commitStats = null;
        if (shardStats != null) {
            commonStats = shardStats.getStats();
            commitStats = shardStats.getCommitStats();
        }
        table.startRow();
        table.addCell(shard.getIndexName());
        table.addCell(shard.id());
        if (shard.primary()) {
            table.addCell("p");
        } else {
            table.addCell("r");
        }
        table.addCell(shard.state());
        table.addCell(getOrNull(commonStats, CommonStats::getDocs, DocsStats::getCount));
        table.addCell(getOrNull(commonStats, CommonStats::getStore, StoreStats::getSize));
        if (shard.assignedToNode()) {
            String ip = state.getState().nodes().get(shard.currentNodeId()).getHostAddress();
            String nodeId = shard.currentNodeId();
            StringBuilder name = new StringBuilder();
            name.append(state.getState().nodes().get(shard.currentNodeId()).getName());
            if (shard.relocating()) {
                String reloIp = state.getState().nodes().get(shard.relocatingNodeId()).getHostAddress();
                String reloNme = state.getState().nodes().get(shard.relocatingNodeId()).getName();
                String reloNodeId = shard.relocatingNodeId();
                name.append(" -> ");
                name.append(reloIp);
                name.append(" ");
                name.append(reloNodeId);
                name.append(" ");
                name.append(reloNme);
            }
            table.addCell(ip);
            table.addCell(nodeId);
            table.addCell(name);
        } else {
            table.addCell(null);
            table.addCell(null);
            table.addCell(null);
        }
        table.addCell(commitStats == null ? null : commitStats.getUserData().get(Engine.SYNC_COMMIT_ID));
        if (shard.unassignedInfo() != null) {
            table.addCell(shard.unassignedInfo().getReason());
            Instant unassignedTime = Instant.ofEpochMilli(shard.unassignedInfo().getUnassignedTimeInMillis());
            table.addCell(UnassignedInfo.DATE_TIME_FORMATTER.format(unassignedTime));
            table.addCell(TimeValue.timeValueMillis(System.currentTimeMillis() - shard.unassignedInfo().getUnassignedTimeInMillis()));
            table.addCell(shard.unassignedInfo().getDetails());
        } else {
            table.addCell(null);
            table.addCell(null);
            table.addCell(null);
            table.addCell(null);
        }
        if (shard.recoverySource() != null) {
            table.addCell(shard.recoverySource().getType().toString().toLowerCase(Locale.ROOT));
        } else {
            table.addCell(null);
        }
        table.addCell(getOrNull(commonStats, CommonStats::getCompletion, CompletionStats::getSize));
        table.addCell(getOrNull(commonStats, CommonStats::getFieldData, FieldDataStats::getMemorySize));
        table.addCell(getOrNull(commonStats, CommonStats::getFieldData, FieldDataStats::getEvictions));
        table.addCell(getOrNull(commonStats, CommonStats::getQueryCache, QueryCacheStats::getMemorySize));
        table.addCell(getOrNull(commonStats, CommonStats::getQueryCache, QueryCacheStats::getEvictions));
        table.addCell(getOrNull(commonStats, CommonStats::getFlush, FlushStats::getTotal));
        table.addCell(getOrNull(commonStats, CommonStats::getFlush, FlushStats::getTotalTime));
        table.addCell(getOrNull(commonStats, CommonStats::getGet, GetStats::current));
        table.addCell(getOrNull(commonStats, CommonStats::getGet, GetStats::getTime));
        table.addCell(getOrNull(commonStats, CommonStats::getGet, GetStats::getCount));
        table.addCell(getOrNull(commonStats, CommonStats::getGet, GetStats::getExistsTime));
        table.addCell(getOrNull(commonStats, CommonStats::getGet, GetStats::getExistsCount));
        table.addCell(getOrNull(commonStats, CommonStats::getGet, GetStats::getMissingTime));
        table.addCell(getOrNull(commonStats, CommonStats::getGet, GetStats::getMissingCount));
        table.addCell(getOrNull(commonStats, CommonStats::getIndexing, i -> i.getTotal().getDeleteCurrent()));
        table.addCell(getOrNull(commonStats, CommonStats::getIndexing, i -> i.getTotal().getDeleteTime()));
        table.addCell(getOrNull(commonStats, CommonStats::getIndexing, i -> i.getTotal().getDeleteCount()));
        table.addCell(getOrNull(commonStats, CommonStats::getIndexing, i -> i.getTotal().getIndexCurrent()));
        table.addCell(getOrNull(commonStats, CommonStats::getIndexing, i -> i.getTotal().getIndexTime()));
        table.addCell(getOrNull(commonStats, CommonStats::getIndexing, i -> i.getTotal().getIndexCount()));
        table.addCell(getOrNull(commonStats, CommonStats::getIndexing, i -> i.getTotal().getIndexFailedCount()));
        table.addCell(getOrNull(commonStats, CommonStats::getMerge, MergeStats::getCurrent));
        table.addCell(getOrNull(commonStats, CommonStats::getMerge, MergeStats::getCurrentNumDocs));
        table.addCell(getOrNull(commonStats, CommonStats::getMerge, MergeStats::getCurrentSize));
        table.addCell(getOrNull(commonStats, CommonStats::getMerge, MergeStats::getTotal));
        table.addCell(getOrNull(commonStats, CommonStats::getMerge, MergeStats::getTotalNumDocs));
        table.addCell(getOrNull(commonStats, CommonStats::getMerge, MergeStats::getTotalSize));
        table.addCell(getOrNull(commonStats, CommonStats::getMerge, MergeStats::getTotalTime));
        table.addCell(getOrNull(commonStats, CommonStats::getRefresh, RefreshStats::getTotal));
        table.addCell(getOrNull(commonStats, CommonStats::getRefresh, RefreshStats::getTotalTime));
        table.addCell(getOrNull(commonStats, CommonStats::getRefresh, RefreshStats::getExternalTotal));
        table.addCell(getOrNull(commonStats, CommonStats::getRefresh, RefreshStats::getExternalTotalTime));
        table.addCell(getOrNull(commonStats, CommonStats::getRefresh, RefreshStats::getListeners));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getFetchCurrent()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getFetchTime()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getFetchCount()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, SearchStats::getOpenContexts));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getQueryCurrent()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getQueryTime()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getQueryCount()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getScrollCurrent()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getScrollTime()));
        table.addCell(getOrNull(commonStats, CommonStats::getSearch, i -> i.getTotal().getScrollCount()));
        table.addCell(getOrNull(commonStats, CommonStats::getSegments, SegmentsStats::getCount));
        table.addCell(getOrNull(commonStats, CommonStats::getSegments, SegmentsStats::getZeroMemory));
        table.addCell(getOrNull(commonStats, CommonStats::getSegments, SegmentsStats::getIndexWriterMemory));
        table.addCell(getOrNull(commonStats, CommonStats::getSegments, SegmentsStats::getVersionMapMemory));
        table.addCell(getOrNull(commonStats, CommonStats::getSegments, SegmentsStats::getBitsetMemory));
        table.addCell(getOrNull(shardStats, ShardStats::getSeqNoStats, SeqNoStats::getMaxSeqNo));
        table.addCell(getOrNull(shardStats, ShardStats::getSeqNoStats, SeqNoStats::getLocalCheckpoint));
        table.addCell(getOrNull(shardStats, ShardStats::getSeqNoStats, SeqNoStats::getGlobalCheckpoint));
        table.addCell(getOrNull(commonStats, CommonStats::getWarmer, WarmerStats::current));
        table.addCell(getOrNull(commonStats, CommonStats::getWarmer, WarmerStats::total));
        table.addCell(getOrNull(commonStats, CommonStats::getWarmer, WarmerStats::totalTime));
        table.addCell(getOrNull(shardStats, ShardStats::getDataPath, s -> s));
        table.addCell(getOrNull(shardStats, ShardStats::getStatePath, s -> s));
        table.endRow();
    }
    return table;
}

Example 5 with QueryCacheStats

use of org.opensearch.index.cache.query.QueryCacheStats in project OpenSearch by opensearch-project.

the class IndexStatsIT method assertCumulativeQueryCacheStats.

private void assertCumulativeQueryCacheStats(IndicesStatsResponse response) {
    assertAllSuccessful(response);
    QueryCacheStats total = response.getTotal().queryCache;
    QueryCacheStats indexTotal = new QueryCacheStats();
    QueryCacheStats shardTotal = new QueryCacheStats();
    for (IndexStats indexStats : response.getIndices().values()) {
        indexTotal.add(indexStats.getTotal().queryCache);
        for (ShardStats shardStats : response.getShards()) {
            shardTotal.add(shardStats.getStats().queryCache);
        }
    }
    assertEquals(total, indexTotal);
    assertEquals(total, shardTotal);
}