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From "youknowwho@heroicefforts.net" <youknow...@heroicefforts.net>
Subject Re: problems with theUnsafe
Date Thu, 14 Nov 2013 21:28:37 GMT
To close this out, I have validated that the IBM "unSafe" core dump issue was resolved in SR12
and, presumably, later releases.

"youknowwho@heroicefforts.net" <youknowwho@heroicefforts.net> wrote:

>Thanks Esteban,
>
>That definitely looks to be the culprit?  Time to file the paperwork
>for a JRE patch, yay.  :)
>
>sun_misc_Unsafe_get long__Ljava_lang_Object_2J+0x41 (0x00002B26C8251629
>[libjclscar_24.so+0x4d629])
>
>Esteban Gutierrez <esteban@cloudera.com> wrote:
>
>>Hi Jess/Ted,
>>
>>the SR11 release fixed a bug with their implementation of the
>>sun.misc.unsafe.Get* methods in older IBM JDKs:
>>
>>http://www-01.ibm.com/support/docview.wss?uid=swg1IV12627
>>
>>I know there are  few other bugs related to the the sun.misc.unsafe
>but
>>it
>>would be helpful to know the full  stack backtrace.
>>
>>esteban.
>>
>>
>>
>>
>>
>>--
>>Cloudera, Inc.
>>
>>
>>
>>On Tue, Nov 12, 2013 at 7:50 PM, <youknowwho@heroicefforts.net> wrote:
>>
>>>
>>> >Interesting, it seems that you are the first user who is trying
>>HBase
>>> (0.94.7) on IBM JRE.
>>>
>>> Probably.
>>>
>>> >Which version of IBM JRE are you using? Unsafe MUST be supported by
>>IBM
>>> JRE in Java 6.
>>>
>>> IBM J9 VM (build 2.4, JRE 1.6.0 IBM J9 2.4 Linux amd64-64
>>> jvmxa6460sr12-20121024_126067 (JIT enabled, AOT enabled)
>>>  J9VM - 20121024_126067
>>>  JIT - r9_20120914_26057
>>>  GC - 20120928_AA)
>>>  JCL - 20121014_01
>>>
>>>
>
>-- 
>Sent from my Android phone with K-9 Mail. Please excuse my brevity.

-- 
Sent from my Android phone with K-9 Mail. Please excuse my brevity.
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