Re: What is the tuplestore?

On Tue, Dec 11, 2018 at 2:56 AM Ron <ronljohnsonjr@gmail.com> wrote:
> 2018-12-07 06:21:55.504 EST 10.140.181.89(35868) CDS CDSLBXW 13748 SELECT
> PostgreSQL JDBC Driver 53100 ERROR:  could not write to tuplestore temporary
> file: No space left on device
>
> I see this in the pg_log file, but #1 can't figure out what "tuplestore" is
> (Google doesn't help), and #2 there's lots of space on all my file systems.
> data/base, where pgsql_tmp lives, has 96GB free.)

Maybe the setting log_temp_files could help you identify the query
that is doing it?

https://www.postgresql.org/docs/current/runtime-config-logging.html#GUC-LOG-TEMP-FILES

-- 
Thomas Munro
http://www.enterprisedb.com