性能说明 本文为您介绍云搜索服务Elasticsearch实例和OpenSearch实例的性能情况。 Elasticsearch性能数据 通过Elasticsearch官方提供的benchmark工具rally2.2.0,测试的集群规格为一个4u16g,存储使用通用型SSD,单节点存储容量500GB,节点数为3的集群。版本为Elasticsearch 7.10.2。 测试结果如下: Metric Task Value Unit Cumulative indexing time of primary shards 9.6826 min Min cumulative indexing time across primary shards 5e05 min Median cumulative indexing time across primary shards 1.59631 min Max cumulative indexing time across primary shards 1.6559 min Cumulative indexing throttle time of primary shards 0 min Min cumulative indexing throttle time across primary shards 0 min Median cumulative indexing throttle time across primary shards 0 min Max cumulative indexing throttle time across primary shards 0 min Cumulative merge time of primary shards 0.790833 min Cumulative merge count of primary shards 13 Min cumulative merge time across primary shards 0 min Median cumulative merge time across primary shards 0.117217 min Max cumulative merge time across primary shards 0.170483 min Cumulative merge throttle time of primary shards 0.15735 min Min cumulative merge throttle time across primary shards 0 min Median cumulative merge throttle time across primary shards 0.0214667 min Max cumulative merge throttle time across primary shards 0.0472833 min Cumulative refresh time of primary shards 0.714117 min Cumulative refresh count of primary shards 118 Min cumulative refresh time across primary shards 0.000166667 min Median cumulative refresh time across primary shards 0.09015 min Max cumulative refresh time across primary shards 0.156217 min Cumulative flush time of primary shards 0.573367 min Cumulative flush count of primary shards 8 Min cumulative flush time across primary shards 0.000183333 min Median cumulative flush time across primary shards 0.05215 min Max cumulative flush time across primary shards 0.1521 min Total Young Gen GC 1.4 s Total Old Gen GC 0 s Store size 3.24094 GB Translog size 5.6345e07 GB Heap used for segments 1.29252 MB Heap used for doc values 0.0896034 MB Heap used for terms 0.980042 MB Heap used for norms 0.132935 MB Heap used for points 0 MB Heap used for stored fields 0.0899429 MB Segment count 181 Min Throughput indexappend 154995 docs/s Median Throughput indexappend 164787 docs/s Max Throughput indexappend 182229 docs/s 50th percentile latency indexappend 186.381 ms 90th percentile latency indexappend 246.258 ms 100th percentile latency indexappend 7814.53 ms 50th percentile service time indexappend 186.381 ms 90th percentile service time indexappend 246.258 ms 100th percentile service time indexappend 7814.53 ms error rate indexappend 0 %