RFR(XS): 8214235: assertion in collectedHeap.cpp: attempt to clean empty remainder

Per Liden per.liden at oracle.com
Wed Nov 28 14:35:51 UTC 2018


Hi,

On 11/28/18 1:39 PM, Boris Ulasevich wrote:
> Hi all,
> 
> Please review a simple fix: do not fill remaining tlab memory
> when the remainder is empty.

Hmm I get the feeling something else is wrong here. Like a misaligned 
object or a misaligned object size was allocated in the TLAB.

When you crash here it would be interesting to see what the tlab 
start/end/top/etc is and what MinObjAlignement is being used.

cheers,
Per

> 
> https://bugs.openjdk.java.net/browse/JDK-8214235
> http://cr.openjdk.java.net/~bulasevich/8214235/webrev.01
> 
> Thanks,
> Boris


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