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Scylla Metric Update - Scylla 4.6 to 5.0¶
Scylla 5.0 Dashboards are available as part of the latest Scylla Monitoring Stack.
The following metrics are new in Scylla 5.0¶
Metric |
Description |
|---|---|
scylla_cql_unprivileged_entries_evictions_on_size |
Counts a number of evictions of prepared statements from the prepared statements cache after they have been used only once. An increasing counter suggests the user may be preparing a different statement for each request instead of reusing the same prepared statement with parameters. |
scylla_io_queue_starvation_time_sec |
Total time spent starving for disk |
scylla_io_queue_total_read_bytes |
Total read bytes passed in the queue |
scylla_io_queue_total_read_ops |
Total read operations passed in the queue |
scylla_io_queue_total_write_bytes |
Total write bytes passed in the queue |
scylla_io_queue_total_write_ops |
Total write operations passed in the queue |
scylla_storage_proxy_coordinator_current_throttled_base_writes |
number of currently throttled base replica write requests |
scylla_storage_proxy_coordinator_current_throttled_writes |
number of currently throttled write requests |
scylla_storage_proxy_coordinator_foreground_read_repairs |
number of foreground read repairs |
scylla_storage_proxy_coordinator_foreground_reads |
number of currently pending foreground read requests |
scylla_storage_proxy_coordinator_foreground_writes |
number of currently pending foreground write requests |
scylla_storage_proxy_coordinator_last_mv_flow_control_delay |
delay (in seconds) added for MV flow control in the last request |
scylla_storage_proxy_coordinator_range_timeouts |
number of range read operations failed due to a timeout |
scylla_storage_proxy_coordinator_range_unavailable |
number of range read operations failed due to an “unavailable” error |
scylla_storage_proxy_coordinator_read_errors_local_node |
number of data read requests that failedon a local Node |
scylla_storage_proxy_coordinator_read_latency |
The general read latency histogram |
scylla_storage_proxy_coordinator_read_repair_write_attempts_local_node |
number of write operations in a read repair contexton a local Node |