We should be able to configure wrapper to restart karaf if karaf exits with an expected code. see http://wrapper.tanukisoftware.com/doc/english/prop-on-exit-n.html
The question here is how can we do that a karaf's bundle? Can we call shutdown with an exit code? Thanks -Dan On Thu, Dec 15, 2011 at 9:21 AM, Jean-Baptiste Onofré <[email protected]> wrote: > Thanks for the update Karaf. > > For the wrapper, you can use respawn (on Unix). > For the perm, it looks like a framework "issue" (we have to dig around). > > Regards > JB > > > On 12/15/2011 06:18 PM, Dan Tran wrote: >> >> Here are notes after playing with dev:restart: >> >> 1. Permgen still leaks >> >> 2. Works only in main karaf shell ( ie invoke bin/karaf ). When I >> ran it as a service via wrapper and use bin/client to assess karaf >> shell, dev:restart kill my karaf. >> >> So it seems we need a cold restart. >> >> -D >> >> On Thu, Dec 15, 2011 at 9:02 AM, Dan Tran<[email protected]> wrote: >>> >>> I am using 2.2.x, can I invoke dev:restart in my own bundle? any side >>> affect on this since my bundle also get restart. >>> >>> Thanks >>> >>> -D >>> >>> On Thu, Dec 15, 2011 at 8:48 AM, Jean-Baptiste Onofré<[email protected]> >>> wrote: >>>> >>>> It's already possible: >>>> >>>> - in the console: dev:restart for 2.2.x version, system:restart for >>>> trunk >>>> (3.0) >>>> - for the MBean, it's in org.apache.karaf:type=dev in Karaf 2.2.x >>>> (restart() >>>> operation), or org.apache.karaf:type=system in Karaf 3.0.0 (trunk, >>>> restart() >>>> operation) >>>> >>>> Regards >>>> JB >>>> >>>> >>>> On 12/15/2011 05:39 PM, Dan Tran wrote: >>>>> >>>>> >>>>> Looks like the permgen issue is here for a long time. How about >>>>> adding ability for karaf to restart itself ( Hudson, and eclipse can >>>>> do this i think ). May be via webconsole, or JMX >>>>> >>>>> Eager to hear how we could implement such feature for karaf. >>>>> >>>>> -D >>>>> >>>>> ---------- Forwarded message ---------- >>>>> From: Dan Tran<[email protected]> >>>>> Date: Thu, Dec 15, 2011 at 12:23 AM >>>>> Subject: Re: Infamous permgen leak >>>>> To: [email protected] >>>>> >>>>> >>>>> It is about feature to be loaded in and out of karaf dynamically. So >>>>> I guess is a known issue to 'java', karaf is not an exception :( >>>>> >>>>> Wonder if ACE can solve this issue >>>>> >>>>> >>>>> -D >>>>> >>>>> On Thu, Dec 15, 2011 at 12:15 AM, Jean-Baptiste Onofré<[email protected]> >>>>> wrote: >>>>>> >>>>>> >>>>>> Hi Dan, >>>>>> >>>>>> just to understand your issues: >>>>>> - if you talk about the feature service itself, I'm agree that it >>>>>> shouldn't >>>>>> consume perm >>>>>> - but the loaded classes (loaded by the feature service) consumes >>>>>> perm, >>>>>> and >>>>>> it's a normal behavior (it's exactly the same with on Tomcat with >>>>>> hot-deployment for instance) >>>>>> >>>>>> >>>>>> Regards >>>>>> JB >>>>>> >>>>>> On 12/15/2011 08:36 AM, Dan Tran wrote: >>>>>>> >>>>>>> >>>>>>> >>>>>>> Hello Karaf Team >>>>>>> >>>>>>> Each time I reinstall/update a feature at runtime, my karaf loses >>>>>>> some >>>>>>> permgen. Amount depending on number to classes I have. Is there any >>>>>>> one able to address this issue? >>>>>>> >>>>>>> Setting JVM to -XX:+CMSPermGenSweepingEnabled >>>>>>> -XX:+CMSClassUnloadingEnabled doesnot help. >>>>>>> >>>>>>> -Dan >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Jean-Baptiste Onofré >>>>>> [email protected] >>>>>> http://blog.nanthrax.net >>>>>> Talend - http://www.talend.com >>>> >>>> >>>> >>>> -- >>>> Jean-Baptiste Onofré >>>> [email protected] >>>> http://blog.nanthrax.net >>>> Talend - http://www.talend.com > > > -- > Jean-Baptiste Onofré > [email protected] > http://blog.nanthrax.net > Talend - http://www.talend.com
