Careandfeeding
Care And Feeding
Emergencies
Disable the web interface:
wap webcontrol -m "Testbed Closed while we debug switch problems" -l nologin
Contacting Users
Web interface sitevars:
web/banner - Message to place in large lettering at top of home page (typically a special message).
web/message - Message to place in large lettering under the login message on the Web Interface.
Mailing lists. NOTE: If these are filtered for spam you will probably have to add an X-auth header with the appropriate password.
emulab-active-users - All the users in projects that have an experiment swapped in.
emulab-recently-active-users - All users that have been active in the last N days. Where N comes from the general/recently_active sitevar.
emulab-recently-active-projects - All the users in projects that have been active in the last N days. Where N comes from the general/recently_active sitevar.
emulab-allusers - All approved users that haven't been frozen.
emulab-project-leaders - The users who are project_roots.
emulab-recently-active-project-leaders - All project leaders for projects that have been active in the last N days. Where N comes from the general/recently_active sitevar.
Malfunctioning Hardware
Move a node to the hardware down experiment when an experiment is swapped out:
wap sched_reserve emulab-ops hwdown pcXXX
Release a node from hardware down after it has been fixed:
nfree emulab-ops hwdown pcXXX
Frisbee
Frisbeed for an image dies and won't restart:
Use 'edit image descriptor' to clear the load address.