for Mar 12 2018 outage

Author: dlebauer

maintenance.md

@@ -8,4 +8,17 @@ image:
 
 # The resource you are looking for is down for maintenance. 
 
+## Announcement: 
+
+Nebula will be unavailable on Monday, March 12th from 9am until 5pm
+for maintenance.
+
+We will install new Spectre and Meltdown security and firmware patches on
+Nebula nodes, and we will also use that time to install software patches
+that should remedy some underlying filesystem issues.
+
 ## Please pardon the dust!
+
+If you reach this page and want to let us know about your experience
+during the outage, you can comment on our ongoing discussions about 
+stability https://github.com/terraref/computing-pipeline/issues/401.