Apache Ambari User Guide
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Hive - Home

Metrics that show the overall status for Hive service.

RowMetrics

Description

WAREHOUSE SIZE - AT A GLANCE

DB count at startup

Number of databases present at the last warehouse service startup time.

Table count at startup

Number of tables present at the last warehouse service startup time.

Partition count at startupNumber of partitions present at the last warehouse service startup time.

WAREHOUSE SIZE - REALTIME GROWTH

#tables created (ongoing)

Number of tables created since the last warehouse service startup.

#partitions created (ongoing)

Number of partitions created since the last warehouse service startup.

MEMORY PRESSURE

HiveMetaStore Memory - Max

Heap memory usage by Hive MetaStores. If applicable, indicates max usage across multiple instances.

HiveServer2 Memory - Max

Heap memory usage by HiveServer2. If applicable, indicates max usage across multiple instances.

HiveMetaStore Offheap Memory - Max

Non-heap memory usage by Hive MetaStores. If applicable, indicates max usage across multiple instances.

HiveServer2 Offheap Memory - Max

Non-heap memory usage by HiveServer2. If applicable, indicates max across multiple instances.

HiveMetaStore app stop times (due to GC stops)Total time spent in application pauses caused by garbage collection across Hive MetaStores.
HiveServer2 app stop times (due to GC stops)Total time spent in application pauses caused by garbage collection across HiveServer2.

METASTORE - CALL TIMES

API call times - Health Check roundtrip (get_all_databases)

Time taken to process a low-cost call made by health checks to all metastores.

API call times - Moderate size call (get_partitions_by_names)

Time taken to process a moderate-cost call made by queries/exports/etc to all metastores. Data for this metric may not be available in a less active warehouse.