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From Xin Zhang <xzh...@pivotal.io>
Subject Re: HAWQ + ORCA cause core dump
Date Thu, 30 Jun 2016 17:31:32 GMT
Jesse and Venky, can you guys help?

Seems like some build environment issue.

Thanks,
Shin

On Wed, Jun 29, 2016 at 8:42 PM, 陶征霖 <ztao1987@apache.org> wrote:

> If you have already enabled core dump, you can check the core file to
> debug.
>
> 2016-06-30 11:17 GMT+08:00 Guo Gang <paulguo@gmail.com>:
>
>> CC-ing gporca developer.
>>
>> 2016-06-16 10:20 GMT+08:00 Twelfth Man <betterseahawks@gmail.com>:
>>
>> > Hello HAWQ community,
>> >
>> > We have no problem to build and deploy a local hawq instance for
>> > experiment.  But we have no luck to make ORCA work. I wonder any one
>> here
>> > had similar experience before and like to share.
>> >
>> > What we see:
>> >
>> > create a test table T;
>> > insert some data into table T;
>> >
>> > select count(*) from T;
>> >
>> > it works with no any problem.
>> >
>> > set optimizer=on;
>> > select count(*) from T;
>> >
>> > server closed the connection unexpectedly
>> > This probably means the server terminated abnormally
>> > before or while processing the request.
>> >
>> > on the server side, we found the following stack trace from master
>> server
>> > log under pg_log/
>> >
>> > 2016-06-03 02:37:36.993438 CST,,,p26361,th0,,,2016-06-03 02:37:36
>> > CST,0,con19,cmd1,seg-10000,,,,,"PANIC","XX000","Unexpected internal
>> error:
>> > Master process received signal SIGSEGV",,,,,,,0,,,,"1    0x95daf1
>> postgres
>> > <symbol not found> + 0x95daf1
>> > 2    0x95dcfd postgres
>> StandardHandlerForSigillSigsegvSigbus_OnMainThread +
>> > 0x2b
>> > 3    0x879c4f postgres CdbProgramErrorHandler + 0xf4
>> > 4    0x7f1950045be0 libpthread.so.0 <symbol not found> + 0x50045be0
>> > 5    0x7f194bf3a9a0 libnaucrates.so.3 InitDXL + 0x40
>> > 6    0x7f19502f64ed libdxltranslators.so
>> _ZN9COptTasks7ExecuteEPFPvS0_ES0_
>> > + 0x3d
>> > 7    0x7f19502f7a56 libdxltranslators.so
>> > _ZN9COptTasks15PplstmtOptimizeEP5QueryPb + 0x36
>> > 8    0x7df4df postgres <symbol not found> + 0x7df4df
>> > 9    0x7df8dc postgres planner + 0x3cb
>> > 10   0x875958 postgres pg_plan_query + 0x51
>> > 11   0x875a63 postgres pg_plan_queries + 0x8e
>> > 12   0x876efb postgres <symbol not found> + 0x876efb
>> >
>> > The 12th Man
>> >
>>
>
>


-- 
SHIN

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