I believe I've set up Apache/Passenger correctly, yes. Running passenger-status shows 12 processes running under the /usr/share/puppet/rack/puppetmasterd domain. Would setting up cron jobs be on top of this passenger configuration, or should Apache/Passenger be enough?
Thanks, Gordon On Thursday, 29 November 2012 15:48:10 UTC, Matthew Burgess wrote: > > On Thu, Nov 29, 2012 at 3:35 PM, GordonJB <g.bon...@gmail.com<javascript:>> > wrote: > > Hi all, > > > > I'm currently getting a lot of update failures showing up with no logs > in > > the dashboard. This happens for about half of our 28 nodes, about once > an > > hour. When re-run half an hour later, everything seems fine. > > > > Through a combination of server restarts and our Puppet master locking > up > > entirely yesterday, almost all of our nodes are now trying to do their > half > > hourly update at the same time. Could this be the reason half of them > fail? > > If so, how can I avoid this? > > Are you using any webserver in front of Puppet (Apache/Passenger for > example)? If not, you're probably running into Webrick's (Puppet's > default HTTP server) single-threaded limitation, whereby it can only > service a request from a single node at a time. Depending on your > client's update schedule (by default it's once every 30 minutes) and > number of clients you may end up with multiple clients trying to > request a catalog run at the same time. > > You can either set up Apache/Passenger to sit in front of Puppet for > you, thereby enabling more clients to be handled concurrently. Or you > can have your clients check in less frequently and schedule them (via > cron, for example) so as to avoid multiple clients checking in with > the master concurrently (this obviously does not scale well at all). > If you want to go the Passenger route, there's a guide at > http://docs.puppetlabs.com/guides/passenger.html. > > Hope this helps, > > Matt. > -- You received this message because you are subscribed to the Google Groups "Puppet Users" group. To view this discussion on the web visit https://groups.google.com/d/msg/puppet-users/-/odELdV7Aoh0J. To post to this group, send email to puppet-users@googlegroups.com. To unsubscribe from this group, send email to puppet-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/puppet-users?hl=en.
