Query (id=1a448997a5f1c0d4:0cf73ba600000000): Summary: Session ID: 0e4d28d171ba0e7f:8624285147d7e2a2 Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 19:56:53.137531000 End Time: 2025-12-26 19:56:53.197475000 Duration: 59.944ms (59944 us) Query Type: QUERY Query State: FINISHED Impala Query State: FINISHED Query Status: OK Impala Version: impalad version 4.4.1-RELEASE RELEASE (build ced4193fbfdc9b5635407157c0f18ce00480327c) User: psantos Connected User: psantos Delegated User: Network Address: 172.19.143.25:41956 Default Db: default Sql Statement: select 1 Coordinator: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000 Query Options (set by configuration): COMPRESSION_CODEC=TCompressionCodec(codec=ZSTD, compression_level=3),DEFAULT_JOIN_DISTRIBUTION_MODE=SHUFFLE,TIMEZONE=Europe/Moscow,DEFAULT_FILE_FORMAT=PARQUET,DEFAULT_HINTS_INSERT_STATEMENT=NOCLUSTERED,FETCH_ROWS_TIMEOUT_MS=0,ENABLE_OUTER_JOIN_TO_INNER_TRANSFORMATION=1,UTF8_MODE=1 Query Options (set by configuration and planner): NUM_NODES=1,NUM_SCANNER_THREADS=1,COMPRESSION_CODEC=TCompressionCodec(codec=ZSTD, compression_level=3),RUNTIME_FILTER_MODE=OFF,MT_DOP=0,DEFAULT_JOIN_DISTRIBUTION_MODE=SHUFFLE,TIMEZONE=Europe/Moscow,DEFAULT_FILE_FORMAT=PARQUET,DEFAULT_HINTS_INSERT_STATEMENT=NOCLUSTERED,SPOOL_QUERY_RESULTS=0,FETCH_ROWS_TIMEOUT_MS=0,ENABLE_OUTER_JOIN_TO_INNER_TRANSFORMATION=1,UTF8_MODE=1 Plan: ---------------- Max Per-Host Resource Reservation: Memory=0B Threads=1 Per-Host Resource Estimates: Memory=10MB Codegen disabled by planner Analyzed query: SELECT CAST(1 AS TINYINT) F00:PLAN FRAGMENT [UNPARTITIONED] hosts=1 instances=1 | Per-Host Resources: mem-estimate=0B mem-reservation=0B thread-reservation=1 PLAN-ROOT SINK | output exprs: 1 | mem-estimate=0B mem-reservation=0B thread-reservation=0 | 00:UNION constant-operands=1 mem-estimate=0B mem-reservation=0B thread-reservation=0 tuple-ids=0 row-size=1B cardinality=1 in pipelines: <none> ---------------- Estimated Per-Host Mem: 10485760 Request Pool: root.default Per Host Min Memory Reservation: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(0) Per Host Number of Fragment Instances: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(1) Admission result: Admitted as a trivial query Cluster Memory Admitted: 10.00 MB Executor Group: empty group (using coordinator only) Number of running queries in designated executor group when admitted: 0 ExecSummary: Operator #Hosts #Inst Avg Time Max Time #Rows Est. #Rows Peak Mem Est. Peak Mem Detail ------------------------------------------------------------------------------------------------- F00:ROOT 1 1 19.846us 19.846us 0 0 00:UNION 1 1 21.017us 21.017us 1 1 0 0 Errors: Query Compilation: 971.835us - Metadata of all 0 tables cached: 329.226us (329.226us) - Analysis finished: 492.792us (163.566us) - Authorization finished (noop): 557.111us (64.319us) - Value transfer graph computed: 602.959us (45.848us) - Single node plan created: 639.544us (36.585us) - Distributed plan created: 658.362us (18.818us) - Lineage info computed: 689.419us (31.057us) - Planning finished: 971.835us (282.416us) Query Timeline: 67.466ms - Query submitted: 73.791us (73.791us) - Planning finished: 1.581ms (1.507ms) - Submit for admission: 1.776ms (194.660us) - Completed admission: 11.552ms (9.776ms) - Ready to start on 1 backends: 11.646ms (93.389us) - All 1 execution backends (1 fragment instances) started: 12.453ms (807.330us) - Rows available: 13.413ms (960.568us) - First row fetched: 51.171ms (37.757ms) - Last row fetched: 59.872ms (8.701ms) - Released admission control resources: 59.941ms (68.482us) - Unregister query: 67.466ms (7.524ms) - AdmissionControlTimeSinceLastUpdate: 18.000ms - ComputeScanRangeAssignmentTimer: 0.000ns Memory Reserve: Frontend: Referenced Tables: Expr memory estimated bytes: 150 - ExecutorGroupsConsidered: 1 (1) Executor group 1: Verdict: Assign to first group because the number of nodes is 1 - MemoryMax: 8589934592.00 GB (9223372036854775807) ImpalaServer: - ClientFetchWaitTimeStats: (Avg: 23.192ms ; Min: 8.688ms ; Max: 37.695ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 251.000ns - ClientFetchWaitTimer: 46.384ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 6 (6) - RPCReadTimer: 11.000us - RPCWriteTimer: 483.000us - RowMaterializationRate: 4.39 K/sec - RowMaterializationTimer: 227.869us Execution Profile 1a448997a5f1c0d4:0cf73ba600000000: Backend startup latencies: Count: 1, sum: 0, min / max: 0 / 0, 25th %-ile: 0, 50th %-ile: 0, 75th %-ile: 0, 90th %-ile: 0, 95th %-ile: 0, 99.9th %-ile: 0 Slowest backend to start up: Per Node Peak Memory Usage: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(12.00 KB) Per Node Bytes Read: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(0) Per Node User Time: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(156.000us) Per Node System Time: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(0.000ns) - ExchangeScanRatio: 0.00 - FiltersReceived: 0 (0) - FinalizationTimer: 0.000ns - InnerNodeSelectivityRatio: 0.00 - NumBackends: 1 (1) - NumCompletedBackends: 1 (1) - NumFragmentInstances: 1 (1) - NumFragments: 1 (1) - TotalBytesRead: 0 - TotalBytesSent: 0 - TotalCpuTime: 156.000us - TotalInnerBytesSent: 0 - TotalScanBytesSent: 0 Per Node Profiles: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000: - HostCpuIoWaitPercentage (50.000ms): 0 - HostCpuSysPercentage (50.000ms): 5 - HostCpuUserPercentage (50.000ms): 8 - HostDiskReadThroughput (50.000ms): 0.00 /sec - HostDiskWriteThroughput (50.000ms): 384.00 KB/sec - HostNetworkRx (50.000ms): 5.34 KB/sec - HostNetworkTx (50.000ms): 1.98 KB/sec - AdmissionSlots: 1 (1) - BloomFilterBytes: 0 - InListFilterItems: 0 (0) - ScratchBytesRead: 0 - ScratchBytesReadUseLocalDisk: 0 - ScratchBytesReadUseMem: 0 - ScratchBytesWritten: 0 - ScratchFileUsedBytes: 0 - ScratchReads: 0 (0) - ScratchReadsUseLocalDisk: 0 (0) - ScratchReadsUseMem: 0 (0) - ScratchWrites: 0 (0) - TotalEncryptionTime: 0.000ns - TotalReadBlockTime: 0.000ns - UncompressedScratchBytesWritten: 0 Buffer pool: - AllocTime: 0.000ns - CompressionTime: 0.000ns - CumulativeAllocationBytes: 0 - CumulativeAllocations: 0 (0) - EncryptionTime: 0.000ns - PeakReservation: 0 - PeakUnpinnedBytes: 0 - PeakUsedReservation: 0 - ReadIoBytes: 0 - ReadIoOps: 0 (0) - ReadIoWaitTime: 0.000ns - ReservationLimit: 0 - SystemAllocTime: 0.000ns - WriteIoBytes: 0 - WriteIoOps: 0 (0) - WriteIoWaitTime: 0.000ns JVM: - GcCount: 0 (0) - GcNumInfoThresholdExceeded: 0 (0) - GcNumWarnThresholdExceeded: 0 (0) - GcTimeMillis: 0 - GcTotalExtraSleepTimeMillis: 0 Fragment F00: Averaged Fragment F00:(Total: 38.636ms, non-child: 94.283us, % non-child: 0.24%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:39.354ms max:39.354ms mean: 39.354ms stddev:0.000ns execution rates: min:0.00 /sec max:0.00 /sec mean:0.00 /sec stddev:0.00 /sec num instances: 1 - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 39.354ms - ExchangeScanRatio: 0.00 - ExecutionRate: 0.00 /sec - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 12.00 KB (12288) - PeakReservation: 0 - PeakUsedReservation: 0 - PerHostPeakMemUsage: 12.00 KB (12288) - RowsProduced: 1 (1) - TotalNetworkReceiveTime: 0.000ns - TotalNetworkSendTime: 0.000ns - TotalStorageWaitTime: 0.000ns - TotalThreadsInvoluntaryContextSwitches: 0 (0) - TotalThreadsTotalWallClockTime: 38.550ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 156.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 38.636ms Fragment Instance Lifecycle Timings: - ExecTime: 38.550ms - ExecTreeExecTime: 8.469us - OpenTime: 7.987us - ExecTreeOpenTime: 1.831us - PrepareTime: 52.380us - ExecTreePrepareTime: 11.899us PLAN_ROOT_SINK:(Total: 38.521ms, non-child: 19.846us, % non-child: 0.05%) - CreateResultSetTime: 7.489us - InactiveTotalTime: 38.501ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 25.00 /sec - TotalTime: 38.521ms UNION_NODE (id=0):(Total: 21.017us, non-child: 21.017us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 47.58 K/sec - TotalTime: 21.017us Coordinator Fragment F00: Instance 1a448997a5f1c0d4:0cf73ba600000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 19:56:53.189 Fragment Instance Lifecycle Event Timeline: 38.792ms - Prepare Finished: 224.479us (224.479us) - Open Finished: 234.078us (9.599us) - First Batch Produced: 243.209us (9.131us) - First Batch Sent: 38.766ms (38.523ms) - ExecInternal Finished: 38.792ms (26.104us) - MemoryUsage (50.000ms): 12.00 KB - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 39.354ms - ExchangeScanRatio: 0.00 - ExecutionRate: 0.00 /sec - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 12.00 KB (12288) - PeakReservation: 0 - PeakUsedReservation: 0 - PerHostPeakMemUsage: 12.00 KB (12288) - RowsProduced: 1 (1) - TotalNetworkReceiveTime: 0.000ns - TotalNetworkSendTime: 0.000ns - TotalStorageWaitTime: 0.000ns - TotalThreadsInvoluntaryContextSwitches: 0 (0) - TotalThreadsTotalWallClockTime: 38.550ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 156.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 38.636ms Fragment Instance Lifecycle Timings: - ExecTime: 38.550ms - ExecTreeExecTime: 8.469us - OpenTime: 7.987us - ExecTreeOpenTime: 1.831us - PrepareTime: 52.380us - ExecTreePrepareTime: 11.899us PLAN_ROOT_SINK: - CreateResultSetTime: 7.489us - InactiveTotalTime: 38.501ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 25.00 /sec - TotalTime: 38.521ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 38.774ms - Open Started: 227.945us (227.945us) - Open Finished: 229.043us (1.098us) - First Batch Requested: 235.084us (6.041us) - First Batch Returned: 240.838us (5.754us) - Last Batch Returned: 241.009us (171.000ns) - Closed: 38.774ms (38.533ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 47.58 K/sec - TotalTime: 21.017us