# redis/memtier_benchmark

NoSQL Redis and Memcache traffic generation and benchmarking tool.

Repository: https://github.com/redis/memtier_benchmark
Canonical: https://ross.abutalabs.com/products/memtier_benchmark
Language: C++
License: GPL-2.0
License Family: copyleft
Topics: redis, benchmark, memcached, load-testing, stress-testing
Last push: 2026-08-26T16:57:42+00:00

## Health v2 (maintenance only)
Score: 97/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 99, release rhythm 93, longevity 100
- inputs: {"age_days": 4815, "days_push": 7, "days_rel": 48, "gap_med": 22.0, "n_releases_24m": 15}
- flags: none
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1047, forks 248 (observed 2026-08-28T04:03:21.913708+00:00)

## What it is
memtier_benchmark is a command-line load generation and benchmarking tool for NoSQL key-value databases, developed by Redis. It supports both Redis and Memcache protocols (text and binary) with multi-threaded, multi-client execution and extensive configuration options.

## Use cases
- benchmark redis throughput
- load test memcached server
- stress test key-value database
- measure redis cluster performance
- generate read/write traffic against redis
- compare redis vs memcached performance
- test redis with TLS enabled

## When to choose
- you need to benchmark Redis or Memcache servers with configurable traffic patterns
- you want multi-threaded load generation with read:write ratio control
- you need to test Redis Cluster or TLS deployments

## When to avoid
- you need to benchmark non-key-value databases like SQL or document stores
- you want a GUI-based benchmarking tool
- you need application-level or client-side latency profiling

## Facets
- artifact type: cli-tool
- maturity: active
- function: benchmarking, load-testing
- domain: databases, performance, developer-tools
- platform: cli
- tags: redis, memcached, nosql, traffic-generator, stress-testing, linux, macos

## Member repositories
- redis/memtier_benchmark (main) score 97

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:03:21.913708+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T07:01:09.007180+00:00, confidence not recorded.
  - readme: https://github.com/redis/memtier_benchmark (fetched 2026-08-28T04:03:21.913708+00:00, sha a892d6f51d57)
- Data as of 2026-08-30T08:39:29.467469+00:00.