RFR: 8245167: Top package in method profiling shows "null" in JMC

Jaroslav Bachorík jaroslav.bachorik at datadoghq.com
Wed Jun 3 08:40:48 UTC 2020


Hi,

would it be possible to move this forward? Also, since this patch is
adding quite valuable information to JFR recordings and it missed the
8u262 cutoff very narrowly would it be possible to even consider it as
a part of critical fix process?

Thanks!

-JB-

On Wed, May 27, 2020 at 1:46 PM Mario Torre <neugens at redhat.com> wrote:
>
> Hi Andrey,
>
> I went through the patch and it looks good.
>
> As we discussed offline, I have doubts and concerns about the handling
> in "package_from_name" of packages that start with L but this is part
> of the original patch and not specific to the backport, so I think
> this should be handled upstream later and explore if there are indeed
> issues.
>
> I'm CC'ing Andrew Haley and Andrew Dinn to request the approval and a
> second eye if necessary.
>
> Cheers,
> Mario
>
>
> On Mon, May 18, 2020 at 12:30 PM Andrey Petushkov <andrey at azul.com> wrote:
> >
> > Dear All,
> >
> > please consider the following patch to add missing package information
> > into JFR backport
> > https://cr.openjdk.java.net/~apetushkov/8245167/
> >
> > Originally the package info was omitted due to dependency on jigsaw
> > functionality and hence it was thought it's not much relevant for jdk8.
> > However it turns out it's widely used (e.g. by JMC). So it makes sense
> > to implement it in jdk8-specific way
> >
> > The author of the code is Aleksei Semenov <asemenov at azul.com>
> >
> > Verified by JMC and jfr jtreg tests, including the fixed
> > jdk/jfr/event/runtime/TestClassLoadEvent
> >
> > Thanks,
> > Andrey
> >
>
>
> --
> Mario Torre
> Associate Manager, Software Engineering
> Red Hat GmbH <https://www.redhat.com>
> 9704 A60C B4BE A8B8 0F30  9205 5D7E 4952 3F65 7898
>


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