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Update benchmark results in README.
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@pascaldekloe
pascaldekloe committed Oct 4, 2019
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## About

… a redis client for the Go programming language.
… a Redis client for the Go programming language.

The implementation utilises a single network connection with asynchronous I/O.
Connection multiplexing causes overhead and higher latencies for all commands.
Expand All @@ -14,120 +14,61 @@ This is free and unencumbered software released into the

## Performance

A local Unix domain socket connection is roughly twice as fast than TCP.
The following results were measured on a E5-1650 v2 (from the year 2013).

#### TCP

```
name time/op
SimpleString/sequential-12 53.6µs ± 0%
SimpleString/parallel-12 8.73µs ± 1%
Integer/sequential-12 52.5µs ± 0%
Integer/parallel-12 8.65µs ± 1%
BulkString/1B/sequential-12 52.7µs ± 0%
BulkString/1B/parallel-12 8.71µs ± 1%
BulkString/144B/sequential-12 52.4µs ± 1%
BulkString/144B/parallel-12 8.87µs ± 0%
BulkString/20736B/sequential-12 70.0µs ± 0%
BulkString/20736B/parallel-12 29.3µs ± 5%
Array/1×8B/sequential-12 55.1µs ± 0%
Array/1×8B/parallel-12 9.00µs ± 1%
Array/12×8B/sequential-12 55.6µs ± 0%
Array/12×8B/parallel-12 9.58µs ± 1%
Array/144×8B/sequential-12 85.5µs ± 0%
Array/144×8B/parallel-12 21.1µs ± 2%
name alloc/op
SimpleString/sequential-12 0.00B
SimpleString/parallel-12 0.00B
Integer/sequential-12 0.00B
Integer/parallel-12 0.00B
BulkString/1B/sequential-12 1.00B ± 0%
BulkString/1B/parallel-12 1.00B ± 0%
BulkString/144B/sequential-12 144B ± 0%
BulkString/144B/parallel-12 144B ± 0%
BulkString/20736B/sequential-12 21.8kB ± 0%
BulkString/20736B/parallel-12 21.8kB ± 0%
Array/1×8B/sequential-12 40.0B ± 0%
Array/1×8B/parallel-12 40.0B ± 0%
Array/12×8B/sequential-12 384B ± 0%
Array/12×8B/parallel-12 384B ± 0%
Array/144×8B/sequential-12 4.61kB ± 0%
Array/144×8B/parallel-12 4.61kB ± 0%
name allocs/op
SimpleString/sequential-12 0.00
SimpleString/parallel-12 0.00
Integer/sequential-12 0.00
Integer/parallel-12 0.00
BulkString/1B/sequential-12 1.00 ± 0%
BulkString/1B/parallel-12 1.00 ± 0%
BulkString/144B/sequential-12 1.00 ± 0%
BulkString/144B/parallel-12 1.00 ± 0%
BulkString/20736B/sequential-12 1.00 ± 0%
BulkString/20736B/parallel-12 1.00 ± 0%
Array/1×8B/sequential-12 2.00 ± 0%
Array/1×8B/parallel-12 2.00 ± 0%
Array/12×8B/sequential-12 13.0 ± 0%
Array/12×8B/parallel-12 13.0 ± 0%
Array/144×8B/sequential-12 145 ± 0%
Array/144×8B/parallel-12 145 ± 0%
```

#### Unix Domain Socket

```
name time/op
SimpleString/sequential-12 33.3µs ± 1%
SimpleString/parallel-12 4.77µs ± 1%
Integer/sequential-12 32.4µs ± 0%
Integer/parallel-12 4.73µs ± 0%
BulkString/1B/sequential-12 33.0µs ± 0%
BulkString/1B/parallel-12 4.74µs ± 1%
BulkString/144B/sequential-12 33.8µs ± 0%
BulkString/144B/parallel-12 4.81µs ± 1%
BulkString/20736B/sequential-12 82.5µs ± 0%
BulkString/20736B/parallel-12 50.3µs ± 1%
Array/1×8B/sequential-12 35.5µs ± 0%
Array/1×8B/parallel-12 4.96µs ± 1%
Array/12×8B/sequential-12 36.7µs ± 0%
Array/12×8B/parallel-12 5.67µs ± 1%
Array/144×8B/sequential-12 57.0µs ± 0%
Array/144×8B/parallel-12 18.6µs ± 1%
name TCP time/op Unix time/op delta
SimpleString/sequential-12 54.1µs ± 0% 27.9µs ± 1% -48.44% (p=0.000 n=10+10)
SimpleString/parallel-12 7.19µs ± 1% 3.52µs ± 1% -50.95% (p=0.000 n=10+10)
Integer/sequential-12 51.4µs ± 0% 27.5µs ± 4% -46.58% (p=0.000 n=10+10)
Integer/parallel-12 6.99µs ± 0% 3.47µs ± 1% -50.39% (p=0.000 n=9+10)
BulkString/1B/sequential-12 51.7µs ± 0% 26.0µs ± 1% -49.77% (p=0.000 n=10+10)
BulkString/1B/parallel-12 7.22µs ± 1% 3.47µs ± 1% -51.99% (p=0.000 n=9+10)
BulkString/144B/sequential-12 52.5µs ± 1% 27.6µs ± 2% -47.37% (p=0.000 n=10+10)
BulkString/144B/parallel-12 7.46µs ± 1% 3.48µs ± 0% -53.32% (p=0.000 n=9+9)
BulkString/20736B/sequential-12 64.5µs ± 0% 78.2µs ± 0% +21.24% (p=0.000 n=10+9)
BulkString/20736B/parallel-12 33.5µs ± 2% 61.0µs ± 0% +81.79% (p=0.000 n=9+10)
Array/1×8B/sequential-12 54.4µs ± 1% 28.7µs ± 2% -47.23% (p=0.000 n=10+9)
Array/1×8B/parallel-12 7.75µs ± 0% 4.51µs ± 1% -41.76% (p=0.000 n=8+10)
Array/12×8B/sequential-12 55.4µs ± 0% 31.7µs ± 0% -42.81% (p=0.000 n=10+9)
Array/12×8B/parallel-12 8.85µs ± 2% 7.36µs ± 1% -16.79% (p=0.000 n=10+10)
Array/144×8B/sequential-12 79.5µs ± 0% 52.2µs ± 0% -34.37% (p=0.000 n=10+10)
Array/144×8B/parallel-12 28.7µs ± 0% 25.9µs ± 0% -9.75% (p=0.000 n=9+8)
name alloc/op
SimpleString/sequential-12 0.00B
SimpleString/parallel-12 0.00B
Integer/sequential-12 0.00B
Integer/parallel-12 0.00B
BulkString/1B/sequential-12 1.00B ± 0%
BulkString/1B/parallel-12 1.00B ± 0%
BulkString/144B/sequential-12 144B ± 0%
BulkString/144B/parallel-12 144B ± 0%
BulkString/20736B/sequential-12 21.8kB ± 0%
BulkString/20736B/parallel-12 21.8kB ± 0%
Array/1×8B/sequential-12 40.0B ± 0%
Array/1×8B/parallel-12 40.0B ± 0%
Array/12×8B/sequential-12 384B ± 0%
Array/12×8B/parallel-12 384B ± 0%
Array/144×8B/sequential-12 4.61kB ± 0%
Array/144×8B/parallel-12 4.61kB ± 0%
name TCP alloc/op Unix alloc/op delta
SimpleString/sequential-12 0.00B 0.00B ~ (all equal)
SimpleString/parallel-12 0.00B 0.00B ~ (all equal)
Integer/sequential-12 0.00B 0.00B ~ (all equal)
Integer/parallel-12 0.00B 0.00B ~ (all equal)
BulkString/1B/sequential-12 1.00B ± 0% 1.00B ± 0% ~ (all equal)
BulkString/1B/parallel-12 1.00B ± 0% 1.00B ± 0% ~ (all equal)
BulkString/144B/sequential-12 144B ± 0% 144B ± 0% ~ (all equal)
BulkString/144B/parallel-12 144B ± 0% 144B ± 0% ~ (all equal)
BulkString/20736B/sequential-12 21.8kB ± 0% 21.8kB ± 0% +0.01% (p=0.000 n=10+10)
BulkString/20736B/parallel-12 21.8kB ± 0% 21.8kB ± 0% -0.00% (p=0.001 n=10+9)
Array/1×8B/sequential-12 40.0B ± 0% 40.0B ± 0% ~ (all equal)
Array/1×8B/parallel-12 40.0B ± 0% 40.0B ± 0% ~ (all equal)
Array/12×8B/sequential-12 384B ± 0% 384B ± 0% ~ (all equal)
Array/12×8B/parallel-12 384B ± 0% 384B ± 0% ~ (all equal)
Array/144×8B/sequential-12 4.61kB ± 0% 4.61kB ± 0% ~ (p=1.000 n=10+10)
Array/144×8B/parallel-12 4.61kB ± 0% 4.61kB ± 0% ~ (p=0.211 n=10+10)
name allocs/op
SimpleString/sequential-12 0.00
SimpleString/parallel-12 0.00
Integer/sequential-12 0.00
Integer/parallel-12 0.00
BulkString/1B/sequential-12 1.00 ± 0%
BulkString/1B/parallel-12 1.00 ± 0%
BulkString/144B/sequential-12 1.00 ± 0%
BulkString/144B/parallel-12 1.00 ± 0%
BulkString/20736B/sequential-12 1.00 ± 0%
BulkString/20736B/parallel-12 1.00 ± 0%
Array/1×8B/sequential-12 2.00 ± 0%
Array/1×8B/parallel-12 2.00 ± 0%
Array/12×8B/sequential-12 13.0 ± 0%
Array/12×8B/parallel-12 13.0 ± 0%
Array/144×8B/sequential-12 145 ± 0%
Array/144×8B/parallel-12 145 ± 0%
name TCP allocs/op Unix allocs/op delta
SimpleString/sequential-12 0.00 0.00 ~ (all equal)
SimpleString/parallel-12 0.00 0.00 ~ (all equal)
Integer/sequential-12 0.00 0.00 ~ (all equal)
Integer/parallel-12 0.00 0.00 ~ (all equal)
BulkString/1B/sequential-12 1.00 ± 0% 1.00 ± 0% ~ (all equal)
BulkString/1B/parallel-12 1.00 ± 0% 1.00 ± 0% ~ (all equal)
BulkString/144B/sequential-12 1.00 ± 0% 1.00 ± 0% ~ (all equal)
BulkString/144B/parallel-12 1.00 ± 0% 1.00 ± 0% ~ (all equal)
BulkString/20736B/sequential-12 1.00 ± 0% 1.00 ± 0% ~ (all equal)
BulkString/20736B/parallel-12 1.00 ± 0% 1.00 ± 0% ~ (all equal)
Array/1×8B/sequential-12 2.00 ± 0% 2.00 ± 0% ~ (all equal)
Array/1×8B/parallel-12 2.00 ± 0% 2.00 ± 0% ~ (all equal)
Array/12×8B/sequential-12 13.0 ± 0% 13.0 ± 0% ~ (all equal)
Array/12×8B/parallel-12 13.0 ± 0% 13.0 ± 0% ~ (all equal)
Array/144×8B/sequential-12 145 ± 0% 145 ± 0% ~ (all equal)
Array/144×8B/parallel-12 145 ± 0% 145 ± 0% ~ (all equal)
```

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