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Description
Summary
This document highlights the most important metrics, what they are, and what an acceptable value is for them.
Problem
Node metrics aren’t defined anywhere.
What do the metrics on this dashboard mean, and what ranges should node operators aim to meet for them?
Grafana
What are the most important metrics and what do they mean? What are acceptable values?
| Metric | Description | Acceptable value | Subcategory |
|---|---|---|---|
| hdr_store_head_height_gauge (local store height) | to check height: for local store | chain head | ? |
| hdr_sync_subjective_head_gaug | to check height: for local store | ||
| what the node thinks is latest height (can be misleading if rpc you're connected to is behind for example) | chain head | ? | |
| Build Version | version of celestia-node | https://docs.celestia.org/nodes/participate | Overview |
| Uptime | uptime - measured in days | As long as possible? lol | Overview |
| Current Height | current height of bridge node | Tip of chain | Overview |
| Blocks To Sync | Number of blocks required to sync before syncing to tip of chain | 0 | Overview |
| Full Peer Count | Full DA node peer count | >0 | Overview |
| Archival Peer Count | Archival full DA node peer count | >0 | Overview |
| PFB count | ??? | Overview | |
| Store Put Latency Distribution | ??? | Overview | |
| Store Put Latency | ??? | Overview | |
| Store Put Operations | ??? | Overview | |
| Store Get Car AVG Latency | ??? | Overview | |
| Car BlockStore Get AVG Latency | ??? | Overview | |
| Store Get Car Operations / Minute | ??? | Overview | |
| Dagstore Shards | ??? | Overview | |
| shrex nd server total responses | ??? | Overview | |
| shrex eds server total responses / Minute | ??? | Overview | |
| [BlockStore] Cache Hit Ratio | ??? | Overview | |
| [BlockStore] Cache Miss Ratio | ??? | Overview | |
| [Recent] Cache Hit Ratio | ??? | Overview | |
| [Recent] Cache Miss Ratio | ??? | Overview | |
| hdr/p2p/msg/sub Operation Time | ??? | Headers | |
| hdr/p2p/sub/msg Avg Size | ??? | Headers | |
| hdr/p2p/sub Number Of Msgs / Minute | ??? | Headers | |
| hdr/p2p/exch/headers Served | ??? | Headers | |
| hdr/p2p/exch/head Operations/Sec | ??? | Headers | |
| hdr/p2p/exch/head Operation Time | ??? | Headers | |
| hdr/p2p/exch/head Avg Latency | ??? | Headers | |
| Store/Get/blockstore Operation Time | ??? | Store | |
| Store/Get/blockstore Operations/Sec | ??? | Store | |
| Store/Get/blockstore Avg Latency | ??? | Store | |
| Store/Get/car Operation Time | ??? | Store | |
| Store/Get/car Operations/Sec | ??? | Store | |
| Store/Get/car Avg Latency | ??? | Store | |
| Store/Get/dah Operation Time | ??? | Store | |
| Store/Get/car Operations/Sec | ??? | Store | |
| Store/Get/dah Avg Latency | ??? | Store | |
| Store/has Operation Time | ??? | Store | |
| Store/has Operations/Sec | ??? | Store | |
| Store/has Avg Latency | ??? | Store | |
| Store/put Operation Time | ??? | Store | |
| Peers [Full] | Amount of peers | ? | Peers |
| Peers [Archival] | Amount of archival peers | ? | Peers |
Solution
- Add these metrics to this page: https://docs.celestia.org/nodes/celestia-node-metrics