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| author | Alex Auvolat <alex@adnab.me> | 2024-02-20 14:59:04 +0100 |
|---|---|---|
| committer | Alex Auvolat <alex@adnab.me> | 2024-02-20 14:59:04 +0100 |
| commit | bcd571ef57662a1dc86ef5bb0c055d3f8bd9e3bc (patch) | |
| tree | dd5ed3abfe839cc28695c261eff2a1ff666bb21c | |
| parent | b868493da9b7cf6e5703ee5d068ae34938fbff34 (diff) | |
| download | garage-peer-metrics.tar.gz garage-peer-metrics.zip | |
[peer-metrics] add documentation for new cluster status metricspeer-metrics
| -rw-r--r-- | doc/book/reference-manual/monitoring.md | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/doc/book/reference-manual/monitoring.md b/doc/book/reference-manual/monitoring.md index 97c533d3..f392c133 100644 --- a/doc/book/reference-manual/monitoring.md +++ b/doc/book/reference-manual/monitoring.md @@ -27,6 +27,112 @@ Exposes the Garage replication factor configured on the node garage_replication_factor 3 ``` +#### `garage_local_disk_avail` and `garage_local_disk_total` (gauge) + +Reports the available and total disk space on each node, for data and metadata separately. + +``` +garage_local_disk_avail{volume="data"} 540341960704 +garage_local_disk_avail{volume="metadata"} 540341960704 +garage_local_disk_total{volume="data"} 763063566336 +garage_local_disk_total{volume="metadata"} 763063566336 +``` + +### Cluster health status metrics + +#### `cluster_healthy` (gauge) + +Whether all storage nodes are connected (0 or 1) + +``` +cluster_healthy 0 +``` + +#### `cluster_available` (gauge) + +Whether all requests can be served, even if some storage nodes are disconnected + +``` +cluster_available 1 +``` + +#### `cluster_connected_nodes` (gauge) + +Number of nodes currently connected + +``` +cluster_connected_nodes 3 +``` + +#### `cluster_known_nodes` (gauge) + +Number of nodes already seen once in the cluster + +``` +cluster_known_nodes 3 +``` + +#### `cluster_layout_node_connected` (gauge) + +Connection status for individual nodes of the cluster layout + +``` +cluster_layout_node_connected{id="62b218d848e86a64",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 1 +cluster_layout_node_connected{id="a11c7cf18af29737",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0 +cluster_layout_node_connected{id="a235ac7695e0c54d",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 1 +cluster_layout_node_connected{id="b10c110e4e854e5a",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 1 +``` + +#### `cluster_layout_node_disconnected_time` (gauge) + +Time (in seconds) since last connection to individual nodes of the cluster layout + +``` +cluster_layout_node_disconnected_time{id="62b218d848e86a64",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0 +cluster_layout_node_disconnected_time{id="a235ac7695e0c54d",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0 +cluster_layout_node_disconnected_time{id="b10c110e4e854e5a",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0 +``` + +#### `cluster_storage_nodes` (gauge) + +Number of storage nodes declared in the current layout + +``` +cluster_storage_nodes 4 +``` + +#### `cluster_storage_nodes_ok` (gauge) + +Number of storage nodes currently connected + +``` +cluster_storage_nodes_ok 3 +``` + +#### `cluster_partitions` (gauge) + +Number of partitions in the layout (this is always 256) + +``` +cluster_partitions 256 +``` + +#### `cluster_partitions_all_ok` (gauge) + +Number of partitions for which all storage nodes are connected + +``` +cluster_partitions_all_ok 64 +``` + +#### `cluster_partitions_quorum` (gauge) + +Number of partitions for which we have a quorum of connected nodes and all requests can be served + +``` +cluster_partitions_quorum 256 +``` + ### Metrics of the API endpoints #### `api_admin_request_counter` (counter) |