On 10/09/2014 09:47 PM, MauMau wrote:
> I heard that the user had run 16 concurrent psql sessions which executes
> INSERT and UPDATE statements, which is a write-intensive stress test. 
> He encountered the hang phenomenon twice, one of which occured several
> hours after the start of the test, and the other occured about an hour
> after the test launch.

It'd be interesting and useful to run this test on a debug build of
PostgreSQL, i.e. one compiled against the debug version of the C library
and with full debuginfo not just minimal .pdb.

How were the stacks captured - what tool?

 Craig Ringer                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

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