bench.md

Benchmark results.

Environment

• CPU
  Intel Xeon E5507 2.27 GHz * 2 (total 8 physical cores)
• OS
  Ubuntu 12.04
• Threads
  8 worker threads for yrmcds / memcached
• Memory
  1 GiB for yrmcds / memcached
• Buckets
  5 million for yrmcds

Benchmark Tool

memslap from libmemcached.

Parameters: --threads=8 --concurrency=80

Other parameters are left default, i.e., memslap runs for 600 seconds with set/get ratio = 1:9.

memslap ran on a different machine.

Versions

• memcached 1.4.13
• yrmcds 0.9.7

Results

• memcached
  Ops: 71584331 TPS: 119298
• yrmcds (0 slave)
  Ops: 81028171 TPS: 135037
• yrmcds (1 slave)
  Ops: 69657147 TPS: 116086
• yrmcds (2 slaves)
  Ops: 63479541 TPS: 105791