[8u] RFR (S) 8175813: PPC64: "mbind: Invalid argument" when -XX:+UseNUMA is used

Gustavo Romero gromero at linux.vnet.ibm.com
Thu Jun 1 14:47:40 UTC 2017


Hi Zhengyu,

On 31-05-2017 14:15, Zhengyu Gu wrote:
> Hi Gustavo,
> 
> On 05/31/2017 11:56 AM, Gustavo Romero wrote:
>> Hi David,
>>
>> On 29-05-2017 02:31, David Holmes wrote:
>>> Hi Gustavo,
>>>
>>> This looks like an accurate backport.
>>
>> Thanks for reviewing the change.
>>
>> Does it need a second reviewer or should I proceed to request the approval?
>>
> You can add me as a reviewer, if needed.

Thanks a lot for reviewing the change.

Regards,
Gustavo

> Thanks for doing this backport.
> 
> -Zhengyu
> 
>> Regards,
>> Gustavo
>>
>>> Thanks,
>>> David
>>> -----
>>>
>>> On 24/05/2017 11:31 PM, Gustavo Romero wrote:
>>>> Hi,
>>>>
>>>> Could this backport of 8175813 for jdk8u be reviewed, please?
>>>>
>>>> It applies cleanly to jdk8u except for a chunk in os::Linux::libnuma_init(), but
>>>> it's just due to an indentation change introduced with cleanup [1].
>>>>
>>>> It improves JVM NUMA node detection on PPC64.
>>>>
>>>> Currently there is no Linux distros that package only libnuma v1, so libnuma API
>>>> v2 used in that change is always available.
>>>>
>>>> webrev       : http://cr.openjdk.java.net/~gromero/8175813/backport/
>>>> bug          : https://bugs.openjdk.java.net/browse/JDK-8175813
>>>> review thread: http://mail.openjdk.java.net/pipermail/hotspot-dev/2017-May/026788.html
>>>>
>>>> Thank you.
>>>>
>>>> Regards,
>>>> Gustavo
>>>>
>>>> [1] https://bugs.openjdk.java.net/browse/JDK-8057107
>>>>
>>>
>>
> 



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