This topic describes the performance test environment for ApsaraDB for MongoDB.
|Item||ECS instance||ApsaraDB for MongoDB instance that uses the physical server||ApsaraDB for MongoDB instance that uses the cloud disk|
|Region and zone||Hangzhou Zone H||Hangzhou Zone H||Hangzhou Zone H|
|Instance category||c6e, compute-optimized instance family with enhanced performance||General-purpose and dedicated||Dedicated|
|Instance type||ecs.c6e.2xlarge(8 cores, 16 GB)||A variety of specifications are available. For more information, see Test results.||A variety of specifications are available. For more information, see Test results.|
|Storage type||ESSD PL1||Local SSD||ESSD PL1|
|Topology||-||Standard replica set instance (three nodes: one primary node, one secondary node, and one hidden node)||Standard replica set instance (three nodes: one primary node, one secondary node, and one hidden node)|
|Image version||Alibaba Cloud Linux 3.2104 LTS 64-bit||3.10.0-327.ali2017.alios7.x86_64||4.19.81-17.2.al7.x86_64|
|Database engine version||-||MongoDB 4.2 (baseline of minor version 4.2.13)||MongoDB 4.4 (baseline of minor version 4.4.1)|
|Consistency||-||Default read/write concern||Default read/write concern|
Note If the ECS instance and ApsaraDB for MongoDB instance are deployed in the same region and zone, the round-trip time (RTT) value is approximately 0.104ms.