[GitHub] rabbah commented on a change in pull request #3871: Document OPENWHISK_TMP_DIR usage with Docker for Mac

[GitBox <gi...@apache.org>]

rabbah commented on a change in pull request #3871: Document OPENWHISK_TMP_DIR usage with Docker for Mac
URL: https://github.com/apache/incubator-openwhisk/pull/3871#discussion_r202327917
 
 

 ##########
 File path: ansible/README.md
 ##########
 @@ -60,6 +60,15 @@ An expedient workaround is to add alias for `docker0` network to loopback interf
 sudo ifconfig lo0 alias 172.17.0.1/24
 ```
 
+##### Preserving configuration and log directories on reboot
+By default configuration and log data is stored in `/tmp`. However, Mac cleans the `/tmp` directory on reboot,
+resulting in failures when OpenWhisk tries to start up again. To avoid this problem, export the `OPENWHISK_TMP_DIR`
+variable with a value of `/Users/Shared`.
+
+```
+export OPENWHISK_TMP_DIR="/Users/Shared"
 
 Review comment:
   it's not just macs.

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