Impala Metrics

Metric Name Description Unit CDH Version
alerts_rate The number of alerts. events per second CDH 5, CDH 6
events_critical_rate The number of critical events. events per second CDH 5, CDH 6
events_important_rate The number of important events. events per second CDH 5, CDH 6
events_informational_rate The number of informational events. events per second CDH 5, CDH 6
health_bad_rate Percentage of Time with Bad Health seconds per second CDH 5, CDH 6
health_concerning_rate Percentage of Time with Concerning Health seconds per second CDH 5, CDH 6
health_disabled_rate Percentage of Time with Disabled Health seconds per second CDH 5, CDH 6
health_good_rate Percentage of Time with Good Health seconds per second CDH 5, CDH 6
health_unknown_rate Percentage of Time with Unknown Health seconds per second CDH 5, CDH 6
impala_query_admission_wait_rate The time from submission for admission to its completion. Called 'admission_wait' in searches. ms per second CDH 5, CDH 6
impala_query_bytes_streamed_rate The total number of bytes sent between Impala Daemons while processing this query. Called 'bytes_streamed' in searches. bytes per second CDH 5, CDH 6
impala_query_cm_cpu_milliseconds_rate impala.analysis.cm_cpu_milliseconds.description ms per second CDH 5, CDH 6
impala_query_hdfs_bytes_read_rate The total number of bytes read from HDFS by this query. Called 'hdfs_bytes_read' in searches. bytes per second CDH 5, CDH 6
impala_query_hdfs_bytes_written_rate The total number of bytes written to HDFS by this query. Called 'hdfs_bytes_written' in searches. bytes per second CDH 5, CDH 6
impala_query_memory_accrual_rate The total accrued memory usage by the query. This is computed by multiplying the average aggregate memory usage of the query by the query's duration. Called 'memory_accrual' in searches. byte seconds per second CDH 5, CDH 6
impala_query_memory_spilled_rate Amount of memory spilled to disk. Called 'memory_spilled' in searches. bytes per second CDH 5, CDH 6
impala_query_query_duration_rate The duration of the query in milliseconds. Called 'query_duration' in searches. ms per second CDH 5, CDH 6
impala_query_thread_cpu_time_rate The sum of the CPU time used by all threads of the query. Called 'thread_cpu_time' in searches. ms per second CDH 5, CDH 6
queries_ingested_rate Impala queries ingested by the Service Monitor queries per second CDH 5, CDH 6
queries_oom_rate Impala queries for which memory consumption exceeded what was allowed queries per second CDH 5, CDH 6
queries_rejected_rate Impala queries rejected from admission, commonly due to the queue being full or insufficient memory queries per second CDH 5, CDH 6
queries_spilled_memory_rate Impala queries that spilled to disk queries per second CDH 5, CDH 6
queries_successful_rate Impala queries that ran to completion successfully queries per second CDH 5, CDH 6
queries_timed_out_rate Impala queries that timed out waiting in queue during admission queries per second CDH 5, CDH 6