RFR (XS) 8205702: assert(UseCompressedClassPointers) failed in universe.hpp

[coleen.phillimore at oracle.com]

On 6/26/18 5:57 PM, Jiangli Zhou wrote:
> Hi Coleen,
>
> This looks good.
>
> Should we also disable UseSharedSpaces at runtime for ZGC in case an archive was dumped using a different GC algorithm? I ran into tmpfs error when trying to run with ZGC, so I couldn’t double check for that case...

Yes, this change does this also.
Thanks,
Coleen

>
> Thanks,
> Jiangli
>
>> On Jun 26, 2018, at 2:13 PM, coleen.phillimore at oracle.com wrote:
>>
>> Summary: Disable CDS with ZGC
>>
>> Tested with:
>> java -XX:+UnlockExperimentalVMOptions -XX:+UseZGC -Xshare:dump
>> java -XX:+UnlockExperimentalOptions -XX:+UseZGC -Xshare:on -version
>>
>> open webrev at http://cr.openjdk.java.net/~coleenp/8205702.01/webrev
>> bug link https://bugs.openjdk.java.net/browse/JDK-8205702
>>
>> Thanks,
>> Coleen