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RS: Added connection rate throttling metrics #1907

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Aug 1, 2025
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RS: Added connection rate throttling metrics #1907

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3 changes: 3 additions & 0 deletions content/embeds/rs-prometheus-metrics-v2.md
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Expand Up @@ -37,6 +37,9 @@
| <span class="break-all">endpoint_write_requests_latency_histogram</span> | histogram | Latency (in µs) histogram of write commands |
| <span class="break-all">endpoint_write_requests_latency_histogram_bucket</span> | histogram | Latency histograms for write commands. Can be used to represent different latency percentiles.<br />p99.9 example:<br /><span class="break-all">`histogram_quantile(0.999, sum(rate(endpoint_write_requests_latency_histogram_bucket{cluster="$cluster", db="$db"}[$__rate_interval]) ) by (le, db))`</span> |
| <span class="break-all">endpoint_write_responses</span> | counter | Number of write responses |
| <span class="break-all">proxy_connections_rate</span> | gauge | The rate of incoming connections. Computed as `n_accepted / N` for the last interval where `n_accepted` is the number of accepted connections in this interval, and `N` is the interval in seconds. |
| <span class="break-all">proxy_rate_limit_ok</span> | gauge | Rate limit status based on the last 2 intervals.<br />0 = rate limit was recently exceeded<br />1 = rate limit was not recently exceeded |
| <span class="break-all">proxy_rate_limit_overflows</span> | counter | Total number of rate limit overflows |

## Node metrics

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