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Update README

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Ian Barwick
2017-08-16 13:23:46 +09:00
parent 4c0d719cdb
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@@ -75,18 +75,37 @@ The following commands are available:
* `node status` * `node status`
Displays an overview of a node's basic information and replication
status. This command must be run on the local node.
Sample output (execute `repmgr node status`):
Node "node1":
PostgreSQL version: 10beta1
Total data size: 30 MB
Conninfo: host=localhost dbname=repmgr user=repmgr connect_timeout=2
Role: primary
WAL archiving: off
Archive command: (none)
Replication connections: 2 (of maximal 10)
Replication slots: 0 (of maximal 10)
Replication lag: n/a
See `repmgr node check` to diagnose issues.
* `node check` * `node check`
Performs some health checks on a node from a replication perspective. Performs some health checks on a node from a replication perspective.
This command must be run on the local node.
Sample output (execute `repmgr node check`): Sample output (execute `repmgr node check`):
Node "node1": Node "node1":
Server role: OK (node is primary) Server role: OK (node is primary)
Replication lag: OK (N/A - node is primary) Replication lag: OK (N/A - node is primary)
WAL archiving: OK (0 pending files) WAL archiving: OK (0 pending files)
Downstream servers: OK (2 of 2 downstream nodes attached) Downstream servers: OK (2 of 2 downstream nodes attached)
Replication slots: OK (node has no replication slots) Replication slots: OK (node has no replication slots)
Additionally each check can be performed individually by supplying Additionally each check can be performed individually by supplying
an additional command line parameter, e.g.: an additional command line parameter, e.g.:
@@ -144,7 +163,8 @@ The following commands are available:
Note that the availability is tested by connecting from the node where Note that the availability is tested by connecting from the node where
`repmgr cluster show` is executed, and does not necessarily imply the node `repmgr cluster show` is executed, and does not necessarily imply the node
is down. is down. See `repmgr cluster matrix` and `repmgr cluster crosscheck` to get
a better overviews of connections between nodes.
* `cluster matrix` and `cluster crosscheck` * `cluster matrix` and `cluster crosscheck`