doc: clarify prerequisites in benchmark/README.md

PR-URL: https://github.com/nodejs/io.js/pull/2034
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Trevor Norris <trev.norris@gmail.com>
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Jeremiah Senkpiel committed 2015-06-24 09:57:22 -07:00
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@@ -5,8 +5,12 @@ io.js APIs.
## Prerequisites
Most of the http benchmarks require [`wrk`][wrk] and [`ab`][ab] being installed.
These are most often available through your preferred package manager.
Most of the http benchmarks require [`wrk`][wrk] and [`ab`][ab] (ApacheBench) being installed.
These may be available through your preferred package manager.
If they are not available:
- `wrk` may easily built [from source](https://github.com/wg/wrk) via `make`.
- `ab` is sometimes bundled in a package called `apache2-utils`.
[wrk]: https://github.com/wg/wrk
[ab]: http://httpd.apache.org/docs/2.2/programs/ab.html