RFR (S): 8199882: compiler/uncommontrap/TestDeoptOOM.java failed w/ fatal error: ExceptionMark constructor expects no pending exceptions

David Holmes david.holmes at oracle.com
Tue Jun 5 05:57:53 UTC 2018

Ping! Please.


On 1/06/2018 1:39 PM, David Holmes wrote:
> Bug: https://bugs.openjdk.java.net/browse/JDK-8199882
> webrev: http://cr.openjdk.java.net/~dholmes/8199882/webrev/
> The lazy loading (not initialization, despite the method names) of the 
> AbstractOwnableSynchronizer class (needed for deadlock detection and 
> stack dumps) has caused a number of problems due to the potential for 
> loading exceptions (specifically OOME), which result in code that does 
> not anticipate exceptions, encountering them.
> The bug discusses a number of possible solutions but the chosen one is 
> to simply pre-load the AOS class along with the numerous other core 
> classes that get pre-loaded.
> This does of course add a small increment to startup time, but it should 
> be negligible in the overall scheme of things and not something to be 
> unduly concerned about (Claes has commented in chat that he doesn't see 
> it as an issue.)
> Testing:
>    - mach5 tier1,2,3
>    - java/lang/management/*
>    - java/util/concurrent/*
>    - compiler/uncommontrap/TestDeoptOOM.java
> Thanks,
> David

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