RFR (M) 8234510: Remove file seeking requirement for writing a heap dump

[Laurence Cable]

COOL! thx

- Larry


On 11/26/19 1:30 AM, Schmelter, Ralf wrote:
> Hi Larry,
>
> there should be no compatibility impact. The hprof format stayed the same, just the heap dump segments we write are smaller on average and more frequent.
>
> I tested the created heap dumps with the jtreg test (the former jhat code), memory analyzer from eclipse, heap hero (an online heap analyzer) and visual VM. All without problems.
>
> Best regards,
> Ralf
>
> -----Original Message-----
> From: Laurence Cable <larry.cable at oracle.com>
> Sent: Montag, 25. November 2019 18:11
> To: Schmelter, Ralf <ralf.schmelter at sap.com>; OpenJDK Serviceability <serviceability-dev at openjdk.java.net>; hotspot-runtime-dev at openjdk.java.net
> Subject: Re: RFR (M) 8234510: Remove file seeking requirement for writing a heap dump
>
> What (if any) is the compatibility impact of this change on tools
> consuming the heap dump format?
>
> Thanks
>
> - Larry