On 2017-11-10 15:50, Erik Helin wrote:
On 11/10/2017 09:01 AM, Thomas Stüfe wrote:
Hi Erik,

On Fri, Nov 10, 2017 at 12:52 AM, Erik Joelsson <[email protected]>
wrote:

Hello,

On 2017-11-09 15:26, Thomas Stüfe wrote:

Do you think this for all platforms or just for Windows? With removed, do
you really mean the feature removed, not just the default changed?

I mean for all platforms. I don't see any point in the build wasting time on zipping up the debug symbols which also makes them unusable. If someone cries out we could leave the feature in, but I would much rather not. Note that the bundle target has to unzip them again to put them in the symbols
bundle, which is the final deliverable of the symbols.

Historically there have been various reasons for this zipping internally to Oracle, but I don't think any of those reasons hold up anymore in our
current JDK 10 infrastructure.


I am all for it. We never really used that feature.

Could we start by changing the default (for all platforms) to be either 'external' or 'internal' and then work on eventually removing 'zipped'?

I think that's the best way forward. I created https://bugs.openjdk.java.net/browse/JDK-8191205. I'd like to keep the default to "external", to have that code excercised (since it's more complex than "internal").

/Magnus


Thanks,
Erik

Best Regards, Thomas




/Erik

Thomas

On Thu 9. Nov 2017 at 19:58, Erik Joelsson <[email protected]>
wrote:

I agree that the zipped debug symbols are just annoying and should be
removed.

/Erik


On 2017-11-08 22:32, Thomas Stüfe wrote:
Hi all,

I could reframe the subject matter as "how do you internally at Oracle
build the Windows JDK"?

I had several discussions with people from Oracle about missing
callstacks
in hs-err files on Windows generated in tests which run at Oracle.

I recently did JDK-8185712, which improves the Windows symbol decoder,
so I
feel somewhat responsible. However, I was never able to reproduce
anything
- here at SAP, we get nice callstacks and all works well.

A simple explanation may be that you at Oracle either remove the debug
info
(pdb files) from the images before testing and/or build
with -with_native_debug_symbols=zipped . The latter zips the pdb files,
which in that form are useless. Which is it?

For that matter, do you think -with_native_debug_symbols=zipped makes
sense
on Windows? Would it not make more sense to make the default
-with_native_debug_symbols=external on Windows, to have pdb files
ready for
debugging and testing?

Thanks, Thomas




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