Add pg_stat_io view, providing more detailed IO statistics
Builds on 28e626bde00 and f30d62c2fc6. See the former for motivation.
Rows of the view show IO operations for a particular backend type, IO target
object, IO context combination (e.g. a client backend's operations on
permanent relations i
Add tests for pg_stat_io
Author: Melanie Plageman
Reviewed-by: Andres Freund
Reviewed-by: Justin Pryzby
Discussion:
https://postgr.es/m/[email protected]
Branch
--
master
Details
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https://git.postgresql.org/pg/commitdiff/10a082bf72150f49c34fcf152565
Create regress_tblspc in test_setup
An upcoming test needs to use a tablespace as part of its test. Historically,
we wanted tablespace creation be done in a dedicated file, so it's easy to
disable when testing replication. But that is not necessary anymore, due to
allow_in_place_tablespaces.
Crea
