[11u] Questions re. CSR && Backport of JDK-8205516: JFR tool

[Mario Torre]

Hi Christoph,

Thanks for the input!

Erik, Fairoz, could you please share with us the progress on this?

Cheers,
Mario

On Thu, May 2, 2019 at 10:43 PM Langer, Christoph
<christoph.langer at sap.com> wrote:
>
> Hi Jie, Mario,
>
> we already ran through backporting an issue with an attached CSR, so I can give you some advice:
>
> Generally, you should create a backport JBS item for the issue with target 11-pool. From that one, you'll have to create a CSR, also with version set to 11-pool. In that CSR you can largely paste the original CSR data (as it applies).
>
> For your case, I see that there already exists an 11-pool backport item, assigned to Fairoz Matte: https://bugs.openjdk.java.net/browse/JDK-8222896.
>
> Maybe you and the colleagues from Oracle could cooperate on this item, at least for JDK11...? Hence, cc-ing hotspot-jfr-dev and Erik and Fairoz.
>
> Best regards,
> Christoph
>
>
> > -----Original Message-----
> > From: jdk-updates-dev <jdk-updates-dev-bounces at openjdk.java.net> On
> > Behalf Of Mario Torre
> > Sent: Donnerstag, 2. Mai 2019 19:53
> > To: Jie Kang <jkang at redhat.com>
> > Cc: jdk-updates-dev at openjdk.java.net
> > Subject: Re: [11u] Questions re. CSR && Backport of JDK-8205516: JFR tool
> >
> > Since we’re backporting JFR to 8, perhaps makes sense to do that for 8 as
> > well ;)
> >
> > I can help you with the bug and the CSR request, I’ll give a look at it and
> > let you know.
> >
> > Cheers,
> > Mario
> >
> > On Thu 2. May 2019 at 19:28, Jie Kang <jkang at redhat.com> wrote:
> >
> > > Hi all,
> > >
> > > I am interested in doing the backport work for JDK-8205516: JFR tool
> > > [1] to openjdk 11u. A CSR was filed for the original bug so I believe
> > > I will need to file a CSR for the backport bug [2] as well. However, I
> > > am not an author or a committer; is this something someone can do in
> > > my stead?
> > >
> > > Also: why should the JFR tool be backported to 11?
> > >
> > > JFR is now in openjdk 11+. In order to extract information from flight
> > > recordings, one would need to write a parser, maybe using existing
> > > java libraries like jmc-core, download a separate tool (if any exist),
> > > or use JMC, a full fledged GUI application. A CLI tool that is part of
> > > the JDK is a very good alternative and I think it makes sense for the
> > > JFR tool to be available in JDKs that support flight recordings,
> > > including 11.
> > >
> > >
> > > Regards,
> > >
> > > [1] https://bugs.openjdk.java.net/browse/JDK-8205516
> > > [2] https://bugs.openjdk.java.net/browse/JDK-8222896
> > >
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> > Java Champion - Blog: http://neugens.wordpress.com - Twitter: @neugens
> > Proud GNU Classpath developer: http://www.classpath.org/
> > OpenJDK: http://openjdk.java.net/projects/caciocavallo/
> >
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-- 
Mario Torre
Associate Manager, Software Engineering
Red Hat GmbH <https://www.redhat.com>
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