diff options
Diffstat (limited to 'doc/book/cookbook/monitoring.md')
| -rw-r--r-- | doc/book/cookbook/monitoring.md | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/doc/book/cookbook/monitoring.md b/doc/book/cookbook/monitoring.md index fd014c4e..8206f645 100644 --- a/doc/book/cookbook/monitoring.md +++ b/doc/book/cookbook/monitoring.md @@ -193,6 +193,7 @@ block_resync_queue_length 0 The number of block hashes that we were unable to resync last time we tried. **THIS SHOULD BE ZERO, OR FALL BACK TO ZERO RAPIDLY, IN A HEALTHY CLUSTER.** +Persistent nonzero values indicate that some data is likely to be lost. ``` block_resync_errored_blocks 0 @@ -211,7 +212,7 @@ rpc_request_counter{from="<this node>",rpc_endpoint="garage_block/manager.rs/Rpc #### `rpc_netapp_error_counter` (counter) -Number of communication errors (errors in the Netapp library) +Number of communication errors (errors in the Netapp library, generally due to disconnected nodes) ``` rpc_netapp_error_counter{from="<this node>",rpc_endpoint="garage_block/manager.rs/Rpc",to="<remote node>"} 354 @@ -219,7 +220,7 @@ rpc_netapp_error_counter{from="<this node>",rpc_endpoint="garage_block/manager.r #### `rpc_timeout_counter` (counter) -Number of RPC timeouts +Number of RPC timeouts, should be close to zero in a healthy cluster. ``` rpc_timeout_counter{from="<this node>",rpc_endpoint="garage_rpc/membership.rs/SystemRpc",to="<remote node>"} 1 |