Hot-deploy can be risky. The biggest issue I've seen is a low permgen. Hot deploy puts twice the requirement on permgen. On Dec 23, 2011 7:58 PM, "Kenneth Lo" <k...@paydiant.com> wrote:
> “What are the problems this requirement is intended to solve?” > > > > > > What I was told from my eng team is that tomcat’s hot-deployment for our > app will eventually break, so we want to always make sure tomcat is stop > before the deployment, and starting up fresh. > > > > We will probably go with Doug’s suggestion earlier and re-package our app > and process via rpm directly. > > > > --KL > > > > *From:* puppet-users@googlegroups.com [mailto: > puppet-users@googlegroups.com] *On Behalf Of *Nigel Kersten > *Sent:* Friday, December 23, 2011 2:00 PM > *To:* puppet-users@googlegroups.com > *Subject:* Re: [Puppet Users] Recommendation for general practice for > application deployment? > > > > > > On Tue, Dec 20, 2011 at 8:26 AM, Kenneth Lo <k...@paydiant.com> wrote: > > Hi: > > > > I have a pretty general high-level question regarding application > deployment using puppet infrastructure. > > > > Being new with puppet here we have a pretty simple module setup where we > are utilizing a basic package-file-service combo for an tomcat application > server, and with some additional war files for our apps. > > > > One of the engineering requirement regarding app deployment is to make > sure tomcat shutdown cleanly before we move in with the new app war files. > > > > What are the problems this requirement is intended to solve? > > > > > > > > > > > > The way we handle new app release is via file resource that point to > different puppet source based on the release tag. > > > > So the question is, given the service resource is also within the same > module with the file, how do I make sure we can do the following > sequentially?: > > > > 1. Shutdown the tomcat instance (service resource in tomcat module) > > 2. Update the application war file (file resource in tomcat module) > > 3. Start the tomcat instance > > > > We've been using mcollective to manually shutdown the service before > applying puppet run, but I'm not sure if the sequence is correct. Thanks in > advance. > > > > > > --KL > > This message is for the designated recipient only and may contain > privileged, proprietary, or otherwise private information. If you have > received it in error, please notify the sender immediately and delete the > original. Any other use of the email by you is prohibited. > > -- > You received this message because you are subscribed to the Google Groups > "Puppet Users" group. > 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. > > > > > > -- > Nigel Kersten > Product Manager, Puppet Labs > > -- > You received this message because you are subscribed to the Google Groups > "Puppet Users" group. > 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. > ------------------------------ > > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2012.0.1901 / Virus Database: 2109/4698 - Release Date: 12/23/11 > This message is for the designated recipient only and may contain > privileged, proprietary, or otherwise private information. If you have > received it in error, please notify the sender immediately and delete the > original. Any other use of the email by you is prohibited. > > -- > You received this message because you are subscribed to the Google Groups > "Puppet Users" group. > 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. > -- You received this message because you are subscribed to the Google Groups "Puppet Users" group. 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.
