Hi isuru, On Fri, Mar 24, 2017 at 10:38 AM, Isuru Perera <isu...@wso2.com> wrote:
> Hi, > > It'll be useful to have those details. I think we can just update the > command to work in Java 8 for now. Connecting to the JVM to get these kinds > of stats will have an impact on the server, but it should be okay as we run > carbondump to debug the server. > > I think we must go through all commands in the carbondump and make sure > that all of those are still relevant for today. I can do that later. > Shouldn't we check if the server is running in Java 7 or Java 8 and then check accordingly? > > Thanks! > > Best Regards, > > On Thu, Mar 23, 2017 at 10:43 PM, Milinda Perera <milin...@wso2.com> > wrote: > >> Hi, >> >> In carbondump.sh [1] we retrieve permgen stats in Java Heap (jmap >> -permstat $PID) . Since Java 8 onwards, it is replaced by Metaspace and >> permstat option is no longer exists in jmap tool. >> >> Metaspace can be retrieved by: jmap -clstats <PID> >> >> Shall we remove permstat and replace with clstats or just remove >> retrieving permgen stats? Is Is it useful retrieving permstat or clstats >> to figure out errors? >> Whether it may effect on the running server? >> >> [1] https://docs.wso2.com/display/ADMIN44x/Capturing+System+Data >> +in+Error+Situations >> >> Thanks, >> Milinda >> >> -- >> Milinda Perera >> Senior Software Engineer; >> WSO2 Inc. http://wso2.com , >> Mobile: (+94) 714 115 032 <071%20411%205032> >> >> >> _______________________________________________ >> Dev mailing list >> Dev@wso2.org >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > Isuru Perera > Associate Technical Lead | WSO2, Inc. | http://wso2.com/ > Lean . Enterprise . Middleware > > about.me/chrishantha > Contact: +IsuruPereraWSO2 <https://www.google.com/+IsuruPereraWSO2/about> > Regards, Nira -- *Niranjan Karunanandham* Associate Technical Lead - WSO2 Inc. WSO2 Inc.: http://www.wso2.com
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