pg_autoctl set formation number-sync-standbys1
Pg_autoctl set formation number-sync-standbys pg_autoctl set formation number-sync-standbys - set number_sync_standbys for a formation from the monitor
Usage
This command
set
a
pg_autoctl
replication
settings
for
number
sync
standbys:
Overview
The pg_auto_failover monitor ensures that at least N+1 candidate standby nodes are registered when number-sync-standbys is N. This means that to be able to run the following command, at least 3 standby nodes with a non-zero candidate priority must be registered to the monitor:
$ pg_autoctl set formation number-sync-standbys 2
See also pg_autoctl show settings for the full list of replication settings.
Options
-
--pgdata -
Location of the Postgres node being managed locally. Defaults to the environment variable PGDATA. Use
--monitorto connect to a monitor from anywhere, rather than the monitor URI used by a local Postgres node managed withpg_autoctl.
-
--json -
Output JSON formatted data.
-
--formation -
Show replication settings for given formation. Defaults to
default.
Environment
PGDATA
Postgres directory location. Can be used instead of the --pgdata option.
PG_AUTOCTL_MONITOR
Postgres URI to connect to the monitor node, can be used instead of the --monitor option.
XDG_CONFIG_HOME
The pg_autoctl command stores its configuration files in the standard place XDG_CONFIG_HOME. See the XDG Base Directory Specification.
XDG_DATA_HOME
The pg_autoctl command stores its internal states files in the standard place XDG_DATA_HOME, which defaults to ~/.local/share. See the XDG Base Directory Specification.
History
- Debian 13 (Trixie): the text shown here
- Debian 12 (Bookworm)