Thanks for your support. Please find my responses below. On Wednesday, 20 June 2012 15:18:17 UTC+2, jcbollinger wrote: > > > > On Wednesday, June 20, 2012 5:35:39 AM UTC-5, Kmbu wrote: >> >> Hello, >> >> I'm running Puppet 2.7.6 and currently expanding the number of servers >> managed by Puppet. At around the 160-170 host mark (with a 5-minute run >> interval + splay), my puppetmaster server is starting to die. Is this >> normal? > > > If you're using the master's built-in WEBrick based server, then yes, it's > normal. In fact, you're getting pretty high throughput. The default run > interval is six times longer (30 minutes), and at *that* interval people > sometimes report problems by the time they get to the number of hosts you > are successfully supporting. > > The next level of Puppet scaling is to run Puppet inside a 'real' web > server, with Apache + passenger being the usual choice. That could > increase your capacity by several times, depending on the host hardware and > the characteristics of your manifests. >
I'm already running apache/passenger. Is there anything else I can do? > > >> I've already gone through a few threads mentioning this same error, but >> it's still not clear to me where the failure is happening exactly (I'm >> thinking as the agent tries to send the report to the puppetmaster?) or >> whether anything can be done about it. The puppetmasterd process seems to >> be using 90-100% of one CPU, but there is another one. >> > > The puppetmaster is not natively multithreaded, but running it via > passenger will allow multiple instances to operate in parallel. If you're > maxing out one of two available CPUs, then that would probably give you > about a factor of two improvement, provided enough RAM is available. > > Are there any parameters I can tweak on the puppetmaster server to help it >> handle the load better? >> > > See above. Quicker and easier, however, would be to lengthen the clients' > run interval. Five minutes is *very* short. > Yeah. I guess I can do that, but my number of servers is going to go up quickly very fast. I expect to have over 1000 servers within the next week or two. I hope it can hold. I'm also looking into load-balancing options. > > > John > > -- 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/-/CMy_YclG2BgJ. 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.
