On Wed, Feb 21, 2018 at 7:53 AM, Rick Otten <rottenwindfish@gmail.com> wrote:
> side note: The disadvantage of local SSD is that it won't survive "hitting
> the virtual power button" on an instance, nor can it migrate automatically
> to other hardware. (We have to hit the power button to add memory/cpu to
> the system, and sometimes the power button might get hit by accident.) This
> is OK for temp space. I never have my database come up automatically on
> boot, and I have scripted the entire setup of the temp space volume and data
> structures. I can run that script before starting the database. I've done
> some tests and it seems to work great. I don't mind rolling back any
> transaction that might be in play during a power failure.
It sounds like you're treating a temp_tablespaces tablespace as
ephemeral, which IIRC can have problems that an ephemeral
stats_temp_directory does not have.
--
Peter Geoghegan