wrk free online tool

Wrk is a modern HTTP benchmarking tool capable of generating significant load when run on a single multi-core CPU. It combines a multithreaded design with scalable event notification systems such as epoll and kqueue.

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Description of wrk

Usage: wrk <options> <url>
Options:
-c, --connections <N>  Connections to keep open
-d, --duration    <T>  Duration of test
-t, --threads     <N>  Number of threads to use

-s, --script      <S>  Load Lua script file
-H, --header      <H>  Add header to request
-L  --latency          Print latency statistics
-U  --u_latency        Print uncorrected latency statistics
--timeout     <T>  Socket/request timeout
-B, --batch_latency    Measure latency of whole
batches of pipelined ops
(as opposed to each op)
-v, --version          Print version details
-R, --rate        <T>  work rate (throughput)
in requests/sec (total)
[Required Parameter]


Numeric arguments may include a SI unit (1k, 1M, 1G)
Time arguments may include a time unit (2s, 2m, 2h)

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