mention Sysfs and Docker Swarm

alexellis · Feb 22, 2017 · cb5fe97 · cb5fe97
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@@ -33,6 +33,15 @@ export GOPATH=$HOME/go
 # sudo ./blinkt_go
 ```
 
+## sysfs implementation and Docker Swarm
+
+Docker Swarm cannot run the main version of this library because WiringPi needs elevated privileges.
+
+To use this library with Docker Swarm please use the version of Blinkt in the sysfs package.
+
+> For more information on sysfs see: http://elinux.org/RPi_GPIO_Code_Samples#sysfs
+
+
 ## Related:
 
 * [Blinkt Golang examples programs](https://github.com/alexellis/blinkt_go_examples)