Proposed list of additional metrics.
| metric(s) | graph | alert | threshold | comments |
|---|---|---|---|---|
| o.a.c.metrics.ClientRequestMetrics.ReadTimeouts | y | n | count of timeout exceptions on read; no alert needed, RESTBase 5xx thresholds will capture this | |
| o.a.c.metrics.ClientRequestMetrics.ReadUnavailables | y | n | count of unavailable exceptions on read; no alert needed, RESTBase 5xx thresholds will capture this | |
| o.a.c.metrics.ClientRequestMetrics.WriteTimeouts | y | n | count of timeout exceptions on write; no alert needed, RESTBase 5xx thresholds will capture this | |
| o.a.c.metrics.ClientRequestMetrics.WriteUnavailables | y | n | count of unavailable exceptions on write; no alert needed, RESTBase 5xx thresholds will capture this | |
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.EstimatedRowSizeHistogram | y | y | ||
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.EstimatedColumnCountHistogram | y | y | ||
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.ReadLatency | y | n | no alert needed, RESTBase latency alerts will capture this | |
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.WriteLatency | y | n | no alert needed, RESTBase latency alerts will capture this | |
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.SSTablesPerReadHistogram | y | y | warn=6, critical=10 | |
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.TombstoneScannedHistogram | y | y | warn=1000, critical=1500 | |
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.CompressionRatio | y | n | ||
| o.a.c.metrics.ColumnFamily.{keyspace}.{columnfamily}.KeyCacheHitRate | y | n | ||
| o.a.c.metrics.FileCache.HitRate | y | n | ||
| o.a.c.metrics.FileCache.Hits | y | n | ||
| o.a.c.metrics.FileCache.Requests | y | n | ||
| o.a.c.metrics.FileCache.Size | y | n | ||
| o.a.c.metrics.ReadRepair.Attempted | y | n | ||
| o.a.c.metrics.ReadRepair.RepairBackground | y | n | ||
| o.a.c.metrics.ReadRepair.RepairedBlocking | y | n | ||
| o.a.c.metrics.Storage.Exceptions | y | y | warn=5, critical=10 | |
| o.a.c.metrics.Storage.TotalHints | y | y | warn=1000, critical=2000 | |
| o.a.c.metrics.Storage.TotalHintsInProgress | y | n | ||
| o.a.c.metrics.KeyCache.Hits | y | n | ||
| o.a.c.metrics.KeyCache.Requests | y | n | ||
| o.a.c.metrics.RowCache.Hits | y | n | ||
| o.a.c.metrics.RowCache.Requests | y | n | ||
