david.barker@LIGO.ORG - posted 22:33, Saturday 21 July 2018 (43007)
cell phone alarm system unexpectedly restarted itself
At 22:00 PDT the cell phone alarm system crashed when trying to send an hourly keep-alive email. Systemd restarted the program 30 seconds later, at which time it was able to send emails.
I've opened FRS ticket 11133 to cover this.