apiImpalaUtilization
Utilization report information of a Impala application service.
JSON
| property | type | description |
|---|---|---|
| totalQueries | totalQueries (double) | Total number of queries submitted to Impala. |
| successfulQueries | successfulQueries (double) | Number of queries that finished successfully. |
| oomQueries | oomQueries (double) | Number of queries that failed due to insufficient memory. |
| timeOutQueries | timeOutQueries (double) | Number of queries that timed out while waiting for resources in a pool. |
| rejectedQueries | rejectedQueries (double) | Number of queries that were rejected by Impala because the pool was full. |
| successfulQueriesPercentage | successfulQueriesPercentage (double) | Percentage of queries that finished successfully. |
| oomQueriesPercentage | oomQueriesPercentage (double) | Percentage of queries that failed due to insufficient memory. |
| timeOutQueriesPercentage | timeOutQueriesPercentage (double) | Percentage of queries that timed out while waiting for resources in a pool. |
| rejectedQueriesPercentage | rejectedQueriesPercentage (double) | Percentage of queries that were rejected by Impala because the pool was full. |
| avgWaitTimeInQueue | avgWaitTimeInQueue (double) | Average time, in milliseconds, spent by a query in an Impala pool while waiting for resources. |
| peakAllocationTimestampMS | peakAllocationTimestampMS (long) | The time when Impala reserved the maximum amount of memory for queries. |
| maxAllocatedMemory | maxAllocatedMemory (double) | The maximum memory (in bytes) that was reserved by Impala for executing queries. |
| maxAllocatedMemoryPercentage | maxAllocatedMemoryPercentage (double) | The maximum percentage of memory that was reserved by Impala for executing queries. |
| utilizedAtMaxAllocated | utilizedAtMaxAllocated (double) | The amount of memory (in bytes) used by Impala for running queries at the time when maximum memory was reserved. |
| utilizedAtMaxAllocatedPercentage | utilizedAtMaxAllocatedPercentage (double) | The percentage of memory used by Impala for running queries at the time when maximum memory was reserved. |
| peakUsageTimestampMS | peakUsageTimestampMS (long) | The time when Impala used the maximum amount of memory for queries. |
| maxUtilizedMemory | maxUtilizedMemory (double) | The maximum memory (in bytes) that was used by Impala for executing queries. |
| maxUtilizedMemoryPercentage | maxUtilizedMemoryPercentage (double) | The maximum percentage of memory that was used by Impala for executing queries. |
| allocatedAtMaxUtilized | allocatedAtMaxUtilized (double) | The amount of memory (in bytes) reserved by Impala at the time when it was using the maximum memory for executing queries. |
| allocatedAtMaxUtilizedPercentage | allocatedAtMaxUtilizedPercentage (double) | The percentage of memory reserved by Impala at the time when it was using the maximum memory for executing queries. |
| distributionUtilizedByImpalaDaemon | distributionUtilizedByImpalaDaemon (apiImpalaUtilizationHistogram) | Distribution of memory used per Impala daemon for executing queries at the time Impala used the maximum memory. |
| distributionAllocatedByImpalaDaemon | distributionAllocatedByImpalaDaemon (apiImpalaUtilizationHistogram) | Distribution of memory reserved per Impala daemon for executing queries at the time Impala used the maximum memory. |
| tenantUtilizations | tenantUtilizations (apiImpalaTenantUtilizationList) | A list of tenant utilization reports. |
| errorMessage | errorMessage (string) | error message of utilization report. |