Review request (hs24): 8007074: SIGSEGV at ParMarkBitMap::verify_clear()
stefan.karlsson at oracle.com
Wed Jul 10 08:09:14 PDT 2013
On 07/09/2013 05:01 PM, Florian Weimer wrote:
> On 07/09/2013 04:21 PM, Stefan Karlsson wrote:
>> Note that we recently changed from using PROT_READ|PROT_WRITE to
>> PROT_NONE when reserving memory in JDK8:
> Very cool. I can confirm that this change resolves the long-standing
> issue with the standard heap size (a quarter of RAM) and
> vm.overcommit_memory=2 mode. Previously, you could not start more
> than 3 VMs in parallel, and with the change, that limitation is lifted.
> Any chance we can backport this change to hs24 and jdk7u?
Unfortunately, it's not likely that we'll get this into the hs24 release.
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