Proposal for back-porting JFR to OpenJDK8u

Martijn Verburg martijnverburg at
Mon Dec 10 19:20:40 UTC 2018

I can confirm Adopt will happily produce binaries for this effort and we
have a clear distinction for experimental builds

On Mon, 10 Dec 2018 at 18:36, Andrew Haley <aph at> wrote:

> On 12/10/18 4:54 PM, Hohensee, Paul wrote:
> > Having got that out of the way, how should we proceed with
> > starting work? Maybe one of the Alibaba folks can post a
> > webrev?
> It'd be a start.
> We need to be very careful about how we plan this. To begin with,
> we need to get our processes, especially testing processes, up to
> speed. We're going to have to work together as a community to
> make sure that we have a good test regime working and some
> experience under our belts before we can even think about pushing
> JFR to mainline jdk8u.
> Also, let's keep in mind that we might decide that JFR is too
> much of a risk to go into stable jdk8u at all.
> I'm thinking that this would be a good candidate for a tech
> preview. We do this a fair bit at Red Hat, and it works well. We
> could get AdoptOpenJDK to host some candidate binaries: I expect
> they'd be willing.
> In the meantime, we should start reviewing and testing smaller
> and simpler patches for bug fixes. I believe there are some good
> ones from Amazon.
> --
> Andrew Haley
> Java Platform Lead Engineer
> Red Hat UK Ltd. <>
> EAC8 43EB D3EF DB98 CC77 2FAD A5CD 6035 332F A671
Cheers, Martijn (Sent from Gmail Mobile)

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