Version 3.3.12 home Download and build Libraries and tools Branch management Demo Discovery service protocol etcd release guide Frequently Asked Questions (FAQ) Logging conventions Metrics Production users Reporting bugs Tuning Benchmarks Benchmarking etcd v2.1.0 Benchmarking etcd v2.2.0 Benchmarking etcd v2.2.0-rc Benchmarking etcd v2.2.0-rc-memory Benchmarking etcd v3 Storage Memory Usage Benchmark Watch Memory Usage Benchmark Developer guide etcd API Reference etcd concurrency API Reference Experimental APIs and features gRPC naming and discovery Interacting with etcd Set up a local cluster System limits Why gRPC gateway etcd v3 API Learning etcd client architecture Client feature matrix Data model etcd v3 authentication design etcd versus other key-value stores etcd3 API Glossary KV API guarantees Learner Operations guide Clustering Guide Configuration flags Design of runtime reconfiguration Disaster recovery etcd gateway Failure modes gRPC proxy Hardware recommendations Maintenance Migrate applications from using API v2 to API v3 Monitoring etcd Performance Role-based access control Run etcd clusters inside containers Runtime reconfiguration Supported systems Transport security model Versioning Platforms Amazon Web Services Container Linux with systemd FreeBSD Upgrading Upgrade etcd from 2.3 to 3.0 Upgrade etcd from 3.0 to 3.1 Upgrade etcd from 3.1 to 3.2 Upgrade etcd from 3.2 to 3.3 Upgrade etcd from 3.3 to 3.4 Upgrade etcd from 3.4 to 3.5 Upgrading etcd clusters and applications

Benchmarking etcd v2.1.0

You are viewing documentation for etcd version: v3.3.12

etcd v3.3.12 documentation is no longer actively maintained. The version you are currently viewing is a static snapshot. For up-to-date documentation, see the latest release, v3.4.0, or the current documentation.

Physical machines

GCE n1-highcpu-2 machine type

  • 1x dedicated local SSD mounted under /var/lib/etcd
  • 1x dedicated slow disk for the OS
  • 1.8 GB memory
  • 2x CPUs
  • etcd version 2.1.0 alpha

etcd Cluster

3 etcd members, each runs on a single machine


Bootstrap another machine and use the hey HTTP benchmark tool to send requests to each etcd member. Check the benchmark hacking guide for detailed instructions.


reading one single key

key size in bytesnumber of clientstarget etcd serverread QPS90th Percentile Latency (ms)
641leader only15340.7
6464leader only101259.1
64256leader only1389227.1
2561leader only15300.8
25664leader only1010610.1
256256leader only1466727.0
6464all servers242003.9
64256all servers3330011.8
25664all servers248003.9
256256all servers3300011.5

writing one single key

key size in bytesnumber of clientstarget etcd serverwrite QPS90th Percentile Latency (ms)
641leader only6021.4
6464leader only174246.8
64256leader only398290.5
2561leader only5820.3
25664leader only177047.8
256256leader only4157105.3
6464all servers1028123.4
64256all servers3260123.8
25664all servers1033121.5
256256all servers3061119.3

Benchmarking etcd v2.1.0