Query (id=26417a06d17f511f:36c7396a00000000): Summary: Session ID: 1a49b2a8c32a22e6:4d7d01401a6e96a8 Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 18:16:51.795602000 End Time: 2025-12-26 18:16:51.858781000 Duration: 63.179ms (63179 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: 172.19.143.25:48460 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 19.360us 19.360us 0 0 00:UNION 1 1 23.911us 23.911us 1 1 0 0 Errors: Query Compilation: 998.870us - Metadata of all 0 tables cached: 333.329us (333.329us) - Analysis finished: 499.405us (166.076us) - Authorization finished (noop): 569.022us (69.617us) - Value transfer graph computed: 616.588us (47.566us) - Single node plan created: 652.846us (36.258us) - Distributed plan created: 670.388us (17.542us) - Lineage info computed: 700.762us (30.374us) - Planning finished: 998.870us (298.108us) Query Timeline: 63.317ms - Query submitted: 65.150us (65.150us) - Planning finished: 1.622ms (1.557ms) - Submit for admission: 1.830ms (207.942us) - Completed admission: 11.667ms (9.837ms) - Ready to start on 1 backends: 11.780ms (112.708us) - All 1 execution backends (1 fragment instances) started: 12.653ms (872.876us) - Rows available: 13.768ms (1.115ms) - First row fetched: 52.709ms (38.941ms) - Execution cancelled: 63.107ms (10.398ms) - Released admission control resources: 63.177ms (69.059us) - Unregister query: 63.317ms (140.514us) - AdmissionControlTimeSinceLastUpdate: 8.000ms - 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: 24.719ms ; Min: 10.552ms ; Max: 38.885ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 157.000ns - ClientFetchWaitTimer: 49.438ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 5 (5) - RPCReadTimer: 8.000us - RPCWriteTimer: 319.000us - RowMaterializationRate: 17.56 K/sec - RowMaterializationTimer: 56.940us Execution Profile 26417a06d17f511f:36c7396a00000000: 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(184.000us) 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: 184.000us - 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): 0 - HostCpuUserPercentage (50.000ms): 1 - HostDiskReadThroughput (50.000ms): 0.00 /sec - HostDiskWriteThroughput (50.000ms): 264.00 KB/sec - HostNetworkRx (50.000ms): 4.53 KB/sec - HostNetworkTx (50.000ms): 1.70 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: 40.041ms, non-child: 107.732us, % non-child: 0.27%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:40.641ms max:40.641ms mean: 40.641ms 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: 40.641ms - 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: 39.941ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 184.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 40.041ms Fragment Instance Lifecycle Timings: - ExecTime: 39.941ms - ExecTreeExecTime: 9.544us - OpenTime: 8.143us - ExecTreeOpenTime: 2.146us - PrepareTime: 63.931us - ExecTreePrepareTime: 13.857us PLAN_ROOT_SINK:(Total: 39.909ms, non-child: 19.360us, % non-child: 0.05%) - CreateResultSetTime: 7.154us - InactiveTotalTime: 39.890ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 25.00 /sec - TotalTime: 39.909ms UNION_NODE (id=0):(Total: 23.911us, non-child: 23.911us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 41.82 K/sec - TotalTime: 23.911us Coordinator Fragment F00: Instance 26417a06d17f511f:36c7396a00000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 18:16:51.848 Fragment Instance Lifecycle Event Timeline: 40.182ms - Prepare Finished: 223.932us (223.932us) - Open Finished: 234.727us (10.795us) - First Batch Produced: 245.206us (10.479us) - First Batch Sent: 40.157ms (39.911ms) - ExecInternal Finished: 40.182ms (25.413us) - MemoryUsage (50.000ms): 12.00 KB - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 40.641ms - 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: 39.941ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 184.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 40.041ms Fragment Instance Lifecycle Timings: - ExecTime: 39.941ms - ExecTreeExecTime: 9.544us - OpenTime: 8.143us - ExecTreeOpenTime: 2.146us - PrepareTime: 63.931us - ExecTreePrepareTime: 13.857us PLAN_ROOT_SINK: - CreateResultSetTime: 7.154us - InactiveTotalTime: 39.890ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 25.00 /sec - TotalTime: 39.909ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 40.166ms - Open Started: 227.080us (227.080us) - Open Finished: 228.108us (1.028us) - First Batch Requested: 235.977us (7.869us) - First Batch Returned: 243.148us (7.171us) - Last Batch Returned: 243.325us (177.000ns) - Closed: 40.166ms (39.923ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 41.82 K/sec - TotalTime: 23.911us