Query (id=8241743069d104bf:8ee8552b00000000): Summary: Session ID: c743d2157b5af0ed:4a4b5c5bf6b8b4aa Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 20:34:42.436168000 End Time: 2025-12-26 20:34:42.487291000 Duration: 51.123ms (51123 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: 172.19.143.25:46842 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 16.869us 16.869us 0 0 00:UNION 1 1 18.029us 18.029us 1 1 0 0 Errors: Query Compilation: 962.924us - Metadata of all 0 tables cached: 287.787us (287.787us) - Analysis finished: 442.169us (154.382us) - Authorization finished (noop): 506.234us (64.065us) - Value transfer graph computed: 552.465us (46.231us) - Single node plan created: 580.635us (28.170us) - Distributed plan created: 598.928us (18.293us) - Lineage info computed: 627.064us (28.136us) - Planning finished: 962.924us (335.860us) Query Timeline: 58.328ms - Query submitted: 56.233us (56.233us) - Planning finished: 1.580ms (1.523ms) - Submit for admission: 1.776ms (196.278us) - Completed admission: 11.748ms (9.971ms) - Ready to start on 1 backends: 11.843ms (95.519us) - All 1 execution backends (1 fragment instances) started: 12.605ms (762.269us) - Rows available: 13.562ms (956.974us) - First row fetched: 43.805ms (30.242ms) - Last row fetched: 51.067ms (7.261ms) - Released admission control resources: 51.121ms (54.209us) - Unregister query: 58.328ms (7.206ms) - AdmissionControlTimeSinceLastUpdate: 7.000ms - 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: 18.723ms ; Min: 7.252ms ; Max: 30.194ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 501.000ns - ClientFetchWaitTimer: 37.447ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 6 (6) - RPCReadTimer: 9.000us - RPCWriteTimer: 322.000us - RowMaterializationRate: 5.46 K/sec - RowMaterializationTimer: 183.077us Execution Profile 8241743069d104bf:8ee8552b00000000: Backend startup latencies: Count: 1, sum: 1ms, min / max: 1ms / 1ms, 25th %-ile: 1ms, 50th %-ile: 1ms, 75th %-ile: 1ms, 90th %-ile: 1ms, 95th %-ile: 1ms, 99.9th %-ile: 1ms Slowest backend to start up: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000 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(133.000us) 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: 133.000us - 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): 1 - HostCpuUserPercentage (50.000ms): 1 - HostDiskReadThroughput (50.000ms): 0.00 /sec - HostDiskWriteThroughput (50.000ms): 136.00 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: 31.350ms, non-child: 83.205us, % non-child: 0.27%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:31.728ms max:31.728ms mean: 31.728ms 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: 31.728ms - 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: 31.275ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 133.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 31.350ms Fragment Instance Lifecycle Timings: - ExecTime: 31.276ms - ExecTreeExecTime: 7.722us - OpenTime: 6.247us - ExecTreeOpenTime: 1.776us - PrepareTime: 45.796us - ExecTreePrepareTime: 9.806us PLAN_ROOT_SINK:(Total: 31.248ms, non-child: 16.869us, % non-child: 0.05%) - CreateResultSetTime: 5.999us - InactiveTotalTime: 31.231ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 32.00 /sec - TotalTime: 31.248ms UNION_NODE (id=0):(Total: 18.029us, non-child: 18.029us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 55.47 K/sec - TotalTime: 18.029us Coordinator Fragment F00: Instance 8241743069d104bf:8ee8552b00000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 20:34:42.480 Fragment Instance Lifecycle Event Timeline: 31.459ms - Prepare Finished: 167.784us (167.784us) - Open Finished: 175.531us (7.747us) - First Batch Produced: 184.086us (8.555us) - First Batch Sent: 31.435ms (31.250ms) - ExecInternal Finished: 31.459ms (24.672us) - MemoryUsage (50.000ms): 12.00 KB - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 31.728ms - 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: 31.275ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 133.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 31.350ms Fragment Instance Lifecycle Timings: - ExecTime: 31.276ms - ExecTreeExecTime: 7.722us - OpenTime: 6.247us - ExecTreeOpenTime: 1.776us - PrepareTime: 45.796us - ExecTreePrepareTime: 9.806us PLAN_ROOT_SINK: - CreateResultSetTime: 5.999us - InactiveTotalTime: 31.231ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 32.00 /sec - TotalTime: 31.248ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 31.443ms - Open Started: 169.988us (169.988us) - Open Finished: 170.857us (869.000ns) - First Batch Requested: 176.696us (5.839us) - First Batch Returned: 182.381us (5.685us) - Last Batch Returned: 182.548us (167.000ns) - Closed: 31.443ms (31.260ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 55.47 K/sec - TotalTime: 18.029us