Update docs for -ingester.error-sample-rate

cmd/mimir/config-descriptor.json

@@ -2751,6 +2751,17 @@
           "fieldFlag": "ingester.log-utilization-based-limiter-cpu-samples",
           "fieldType": "boolean",
           "fieldCategory": "experimental"
+        },
+        {
+          "kind": "field",
+          "name": "error_sample_rate",
+          "required": false,
+          "desc": "Log a subset of errors once in this many times. 0 = log all of them.",
+          "fieldValue": null,
+          "fieldDefaultValue": 10,
+          "fieldFlag": "ingester.error-sample-rate",
+          "fieldType": "int",
+          "fieldCategory": "advanced"
         }
       ],
       "fieldValue": null,

cmd/mimir/help-all.txt.tmpl

@@ -1245,6 +1245,8 @@ Usage of ./cmd/mimir/mimir:
     	Override the default minimum TLS version. Allowed values: VersionTLS10, VersionTLS11, VersionTLS12, VersionTLS13
   -ingester.client.tls-server-name string
     	Override the expected name on the server certificate.
+  -ingester.error-sample-rate int
+    	Log a subset of errors once in this many times. 0 = log all of them. (default 10)
   -ingester.ignore-series-limit-for-metric-names string
     	Comma-separated list of metric names, for which the -ingester.max-global-series-per-metric limit will be ignored. Does not affect the -ingester.max-global-series-per-user limit.
   -ingester.instance-limits.max-inflight-push-requests int

docs/sources/mimir/references/configuration-parameters/index.md

@@ -999,6 +999,11 @@ instance_limits:
 # (experimental) Enable logging of utilization based limiter CPU samples.
 # CLI flag: -ingester.log-utilization-based-limiter-cpu-samples
 [log_utilization_based_limiter_cpu_samples: <boolean> | default = false]
+
+# (advanced) Log a subset of errors once in this many times. 0 = log all of
+# them.
+# CLI flag: -ingester.error-sample-rate
+[error_sample_rate: <int> | default = 10]
 ```
 
 ### querier