From 774d78228e25a954ae3e17634cfdca237d9bf80c Mon Sep 17 00:00:00 2001 From: Lovell Fuller Date: Mon, 21 Dec 2020 21:00:44 +0000 Subject: [PATCH] Docs: update performance test results --- docs/performance.md | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/docs/performance.md b/docs/performance.md index 1b8fc433..f4eddf9e 100644 --- a/docs/performance.md +++ b/docs/performance.md @@ -4,11 +4,11 @@ A test to benchmark the performance of this module relative to alternatives. ## The contenders -* [jimp](https://www.npmjs.com/package/jimp) v0.16.0 - Image processing in pure JavaScript. Provides bicubic interpolation. -* [mapnik](https://www.npmjs.org/package/mapnik) v4.5.2 - Whilst primarily a map renderer, Mapnik contains bitmap image utilities. +* [jimp](https://www.npmjs.com/package/jimp) v0.16.1 - Image processing in pure JavaScript. Provides bicubic interpolation. +* [mapnik](https://www.npmjs.org/package/mapnik) v4.5.5 - Whilst primarily a map renderer, Mapnik contains bitmap image utilities. * [imagemagick](https://www.npmjs.com/package/imagemagick) v0.1.3 - Supports filesystem only and "*has been unmaintained for a long time*". * [gm](https://www.npmjs.com/package/gm) v1.23.1 - Fully featured wrapper around GraphicsMagick's `gm` command line utility. -* sharp v0.26.0 / libvips v8.10.0 - Caching within libvips disabled to ensure a fair comparison. +* sharp v0.27.0 / libvips v8.10.5 - Caching within libvips disabled to ensure a fair comparison. ## The task @@ -18,22 +18,22 @@ then compress to JPEG at a "quality" setting of 80. ## Test environment -* AWS EC2 eu-west-1 [c5d.large](https://aws.amazon.com/ec2/instance-types/c5/) (2x Xeon Platinum 8124M CPU @ 3.00GHz) -* Ubuntu 20.04 (ami-0f1d11c92a9467c07) -* Node.js v14.8.0 +* AWS EC2 eu-west-1 [c5d.large](https://aws.amazon.com/ec2/instance-types/c5/) (2x Xeon Platinum 8275CL CPU @ 3.00GHz) +* Ubuntu 20.10 (ami-046cdbcee95cdd75c) +* Node.js v14.15.3 ## Results | Module | Input | Output | Ops/sec | Speed-up | | :----------------- | :----- | :----- | ------: | -------: | -| jimp | buffer | buffer | 0.75 | 1.0 | -| mapnik | buffer | buffer | 3.00 | 4.0 | -| gm | buffer | buffer | 4.12 | 5.5 | -| gm | file | file | 4.13 | 5.5 | -| imagemagick | file | file | 4.30 | 5.7 | -| sharp | stream | stream | 22.37 | 29.8 | -| sharp | file | file | 23.40 | 31.2 | -| sharp | buffer | buffer | 24.01 | 32.0 | +| jimp | buffer | buffer | 0.77 | 1.0 | +| mapnik | buffer | buffer | 3.39 | 4.4 | +| gm | buffer | buffer | 4.30 | 5.6 | +| gm | file | file | 4.33 | 5.6 | +| imagemagick | file | file | 4.39 | 5.7 | +| sharp | stream | stream | 23.81 | 30.9 | +| sharp | file | file | 25.09 | 32.6 | +| sharp | buffer | buffer | 25.60 | 33.2 | Greater libvips performance can be expected with caching enabled (default) and using 4+ core machines, especially those with larger L1/L2 CPU caches.