This topic lists the benchmark results of Alibaba Cloud Elasticsearch V5.5.3 clusters in the China (Hangzhou) region by using the Rally benchmark scripts provided by open-source Elasticsearch. These clusters have different specifications.

Alibaba Cloud Elasticsearch clusters with the following specifications are benchmarked:

You can also obtain the comparison results of the stress tests on an Alibaba Cloud Elasticsearch cluster that has 4 vCPUs and 16 GiB of memory and an Alibaba Cloud Elasticsearch cluster that has 2 vCPUs and 8 GiB of memory. For more information, see Benchmark comparison between 4-core 16 GB and 2-core 8 GB nodes.