As an update, I notice that both VMs were restarted at similar times https://s3-eu-west-1.amazonaws.com/dabeeeenster-screenshots/App_Engine_Instances_-_HoxtonMix_Admin_EU_2017-11-01_14-03-37.png
On Wednesday, 1 November 2017 14:01:16 UTC, Ben Rometsch wrote: > > I have a Java (play framework) application running in the GAE flexible > environment that has been running perfectly for months. For the last week > the application has been showing error messages at around 13:00 UTC each > day. After around 10 minutes the app resumes normal operation without me > doing anything. I noticed today that one of the VMs was restarted just > before the outage ( > https://s3-eu-west-1.amazonaws.com/dabeeeenster-screenshots/App_Engine_Instances_-_HoxtonMix_Admin_EU_2017-11-01_14-00-21.png). > > Is there anything I can do to diagnose what is going wrong? > > The relevant part of my app.yaml is: > > runtime: custom > env: flex > > resources: > cpu: 1 > #memory_gb: 1.0 > disk_size_gb: 10 > > manual_scaling: > instances: 2 > > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-appengine+unsubscr...@googlegroups.com. To post to this group, send email to google-appengine@googlegroups.com. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/424a908a-f60e-42cf-a9da-1e651778b3fc%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.