weixing(dot)sun(at)gmail(dot)com writes:
> Currently , I met a tricky bug of Postgres 9.2beta2 when having > 20GB
> buffer pool:
It seems fairly unlikely that having shared_buffers that high is alone
sufficient to cause a crash, if indeed it's even related to the problem.
What were you doing exactly? We need full instructions to reproduce the
failure.
regards, tom lane