What a useful command! Thanks. Still, I don't know what I could be doing to cause DJ to crash. Doesn't it catch all exceptions raised by jobs? My jobs are just doing plain vanilla Ruby stuff...
- A On Jul 29, 8:22 am, Dan Croak <dcr...@thoughtbot.com> wrote: > Only time I've had issues with workers is when I messed up something > on my side so that I was causing DJ to crash. I debugged it by doing: > > heroku ps > > > > On Thu, Jul 29, 2010 at 11:10 AM, Alex Chaffee <a...@cohuman.com> wrote: > > I wrote a simple Heroku app to do service monitoring. It uses > > DelayedJob to queue up repeating tasks like doing an HTTP ping of a > > server once a minute or once an hour. > > > Twice now the worker has died overnight. "heroku workers" still says > > I'm running 1 worker, but there's no message in "heroku logs" -- not > > even the stub of logs from the DJ worker that was there before. It > > looks like the worker instance has been retired by the scheduler. If > > I run "heroku workers 0; heroku workers 1" then it comes back and my > > jobs all start running. > > > Aha! It just started up a worker on its own after I hit the web page > > for the first time today. I think the scheduler needs to be smarter > > about worker proceses... maybe it needs to check the database for any > > Delayed Jobs whose run_at is soon, and either not retire it or make > > sure a worker comes online in time to run it. > > > The code is athttp://github.com/alexch/sentryif you want to try it yourself. > > > Has anyone else had this problem? > > > -- > > > Alex Chaffee - a...@cohuman.com -http://alexch.github.com > > Stalk me:http://friendfeed.com/alexch|http://twitter.com/alexch| > >http://alexch.tumblr.com > > > -- > > You received this message because you are subscribed to the Google Groups > > "Heroku" group. > > To post to this group, send email to her...@googlegroups.com. > > To unsubscribe from this group, send email to > > heroku+unsubscr...@googlegroups.com. > > For more options, visit this group > > athttp://groups.google.com/group/heroku?hl=en. -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to her...@googlegroups.com. To unsubscribe from this group, send email to heroku+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/heroku?hl=en.