Prestosql 集群上“解释”查询的延迟执行

分类：编程问答

如何解决Prestosql 集群上“解释”查询的延迟执行

我有两种类型的 prestosql 集群，分别在 aws 实例和 Kubernetes 上。 K8s 上的 Prestosql 在“EXPLAIN”查询方面有一个奇怪的问题，因为它需要很长时间 ~2-3 分钟，而在实例一上需要 2-3 秒。

查询在“WAITING_FOR_RESOURCES”上停留大约 2 分钟，然后执行得非常快。 服务器日志也有异常

2020-12-23T05:25:01.930Z    ERROR   Query-20201223_052431_00004_pxqak-276   io.prestosql.cost.CachingStatsProvider  Error occurred when computing stats for query 20201223_052431_00004_pxqak
io.prestosql.spi.PrestoException: HIVE_METASTORE_ERROR
    at io.prestosql.plugin.hive.metastore.thrift.ThriftHiveMetastore.getMetastorePartitionColumnStatistics(ThriftHiveMetastore.java:461)
    at io.prestosql.plugin.hive.metastore.thrift.ThriftHiveMetastore.getPartitionColumnStatistics(ThriftHiveMetastore.java:438)
    at io.prestosql.plugin.hive.metastore.thrift.ThriftHiveMetastore.getPartitionStatistics(ThriftHiveMetastore.java:389)
    at io.prestosql.plugin.hive.metastore.thrift.BridgingHiveMetastore.getPartitionStatistics(BridgingHiveMetastore.java:110)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.lambda$loadPartitionColumnStatistics$6(CachingHiveMetastore.java:360)
    at java.base/java.lang.Iterable.forEach(Iterable.java:75)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.loadPartitionColumnStatistics(CachingHiveMetastore.java:353)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.access$100(CachingHiveMetastore.java:89)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore$1.loadAll(CachingHiveMetastore.java:179)
    at com.google.common.cache.CacheLoader$1.loadAll(CacheLoader.java:207)
    at io.prestosql.cost.JoinStatsRule.doCalculate(JoinStatsRule.java:81)
    at io.prestosql.cost.JoinStatsRule.doCalculate(JoinStatsRule.java:48)
    at io.prestosql.cost.SimpleStatsRule.calculate(SimpleStatsRule.java:39)
    at io.prestosql.cost.ComposableStatsCalculator.calculateStats(ComposableStatsCalculator.java:82)
    at io.prestosql.cost.ComposableStatsCalculator.calculateStats(ComposableStatsCalculator.java:70)
    at io.prestosql.cost.CachingStatsProvider.getGroupStats(CachingStatsProvider.java:103)
    at io.prestosql.cost.CachingStatsProvider.getStats(CachingStatsProvider.java:72)
    at io.prestosql.cost.JoinStatsRule.doCalculate(JoinStatsRule.java:81)
    at io.prestosql.cost.JoinStatsRule.doCalculate(JoinStatsRule.java:48)
    at io.prestosql.cost.SimpleStatsRule.calculate(SimpleStatsRule.java:39)
    at io.prestosql.cost.ComposableStatsCalculator.calculateStats(ComposableStatsCalculator.java:82)
    at io.prestosql.cost.ComposableStatsCalculator.calculateStats(ComposableStatsCalculator.java:70)
    at io.prestosql.cost.CachingStatsProvider.getGroupStats(CachingStatsProvider.java:103)
    at io.prestosql.cost.CachingStatsProvider.getStats(CachingStatsProvider.java:72)
    at io.prestosql.cost.CostCalculatorWithEstimatedExchanges.calculateJoinExchangeCost(CostCalculatorWithEstimatedExchanges.java:233)
    at io.prestosql.cost.CostCalculatorWithEstimatedExchanges.calculateJoinCostWithoutOutput(CostCalculatorWithEstimatedExchanges.java:208)
    at io.prestosql.sql.planner.iterative.rule.DetermineJoinDistributionType.getJoinNodeWithCost(DetermineJoinDistributionType.java:180)
    at io.prestosql.sql.planner.iterative.rule.DetermineJoinDistributionType.addJoinsWithDifferentDistributions(DetermineJoinDistributionType.java:116)
    at io.prestosql.sql.planner.iterative.rule.DetermineJoinDistributionType.getCostBasedJoin(DetermineJoinDistributionType.java:98)
    at io.prestosql.sql.planner.iterative.rule.DetermineJoinDistributionType.apply(DetermineJoinDistributionType.java:74)
    at io.prestosql.sql.planner.iterative.rule.DetermineJoinDistributionType.apply(DetermineJoinDistributionType.java:49)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.transform(IterativeOptimizer.java:165)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.exploreNode(IterativeOptimizer.java:140)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.exploreGroup(IterativeOptimizer.java:105)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.exploreChildren(IterativeOptimizer.java:190)
    at com.google.common.cache.LocalCache.loadAll(LocalCache.java:4058)
    at com.google.common.cache.LocalCache.getAll(LocalCache.java:4021)
    at com.google.common.cache.LocalCache$LocalLoadingCache.getAll(LocalCache.java:4972)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.getAll(CachingHiveMetastore.java:255)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.getPartitionStatistics(CachingHiveMetastore.java:330)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.lambda$loadPartitionColumnStatistics$6(CachingHiveMetastore.java:360)
    at java.base/java.lang.Iterable.forEach(Iterable.java:75)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.loadPartitionColumnStatistics(CachingHiveMetastore.java:353)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.access$100(CachingHiveMetastore.java:89)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore$1.loadAll(CachingHiveMetastore.java:179)
    at com.google.common.cache.CacheLoader$1.loadAll(CacheLoader.java:207)
    at com.google.common.cache.LocalCache.loadAll(LocalCache.java:4058)
    at com.google.common.cache.LocalCache.getAll(LocalCache.java:4021)
    at com.google.common.cache.LocalCache$LocalLoadingCache.getAll(LocalCache.java:4972)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.getAll(CachingHiveMetastore.java:255)
    at io.prestosql.plugin.hive.metastore.cache.CachingHiveMetastore.getPartitionStatistics(CachingHiveMetastore.java:330)
    at io.prestosql.plugin.hive.HiveMetastoreClosure.getPartitionStatistics(HiveMetastoreClosure.java:88)
    at io.prestosql.plugin.hive.metastore.SemiTransactionalHiveMetastore.getPartitionStatistics(SemiTransactionalHiveMetastore.java:256)
    at io.prestosql.plugin.hive.statistics.MetastoreHiveStatisticsProvider.getPartitionsStatistics(MetastoreHiveStatisticsProvider.java:126)
    at io.prestosql.plugin.hive.statistics.MetastoreHiveStatisticsProvider.lambda$new$0(MetastoreHiveStatisticsProvider.java:104)
    at io.prestosql.plugin.hive.statistics.MetastoreHiveStatisticsProvider.getTableStatistics(MetastoreHiveStatisticsProvider.java:146)
    at io.prestosql.plugin.hive.HiveMetadata.getTableStatistics(HiveMetadata.java:695)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.exploreGroup(IterativeOptimizer.java:107)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.exploreChildren(IterativeOptimizer.java:190)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.exploreGroup(IterativeOptimizer.java:107)
    at io.prestosql.sql.planner.iterative.IterativeOptimizer.optimize(IterativeOptimizer.java:96)
    at io.prestosql.sql.planner.LogicalPlanner.plan(LogicalPlanner.java:196)
    at io.prestosql.sql.analyzer.QueryExplainer.getLogicalPlan(QueryExplainer.java:182)
    at io.prestosql.sql.analyzer.QueryExplainer.getPlan(QueryExplainer.java:121)
    at io.prestosql.sql.rewrite.ExplainRewrite$Visitor.getQueryPlan(ExplainRewrite.java:137)
    at io.prestosql.sql.rewrite.ExplainRewrite$Visitor.visitExplain(ExplainRewrite.java:115)
    at io.prestosql.sql.rewrite.ExplainRewrite$Visitor.visitExplain(ExplainRewrite.java:65)
    at io.prestosql.sql.tree.Explain.accept(Explain.java:80)
    at io.prestosql.sql.tree.AstVisitor.process(AstVisitor.java:27)
    at io.prestosql.sql.rewrite.ExplainRewrite.rewrite(ExplainRewrite.java:62)
    at io.prestosql.sql.rewrite.StatementRewrite.rewrite(StatementRewrite.java:57)
    at io.prestosql.sql.analyzer.Analyzer.analyze(Analyzer.java:80)
    at io.prestosql.sql.analyzer.Analyzer.analyze(Analyzer.java:75)
    at io.prestosql.execution.SqlQueryExecution.analyze(SqlQueryExecution.java:221)
    at io.prestosql.execution.SqlQueryExecution.<init>(SqlQueryExecution.java:180)
    at io.prestosql.execution.SqlQueryExecution.<init>(SqlQueryExecution.java:97)
    at io.prestosql.execution.SqlQueryExecution$SqlQueryExecutionFactory.createQueryExecution(SqlQueryExecution.java:732)
    at io.prestosql.dispatcher.LocalDispatchQueryFactory.lambda$createDispatchQuery$0(LocalDispatchQueryFactory.java:119)
    at io.prestosql.$gen.Presto_330____20201223_050837_2.call(Unknown Source)
    at com.google.common.util.concurrent.TrustedListenableFutureTask$TrustedFutureInterruptibleTask.runInterruptibly(TrustedListenableFutureTask.java:125)
    at com.google.common.util.concurrent.InterruptibleTask.run(InterruptibleTask.java:57)
    at com.google.common.util.concurrent.TrustedListenableFutureTask.run(TrustedListenableFutureTask.java:78)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: MetaException(message:null)
    at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$get_partitions_statistics_req_result$get_partitions_statistics_req_resultStandardScheme.read(ThriftHiveMetastore.java)
    at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$get_partitions_statistics_req_result$get_partitions_statistics_req_resultStandardScheme.read(ThriftHiveMetastore.java)
    at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$get_partitions_statistics_req_result.read(ThriftHiveMetastore.java)
    at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:86)
    at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Client.recv_get_partitions_statistics_req(ThriftHiveMetastore.java:4013)
    at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Client.get_partitions_statistics_req(ThriftHiveMetastore.java:4000)
    at io.prestosql.plugin.hive.metastore.thrift.ThriftHiveMetastoreClient.getPartitionColumnStatistics(ThriftHiveMetastoreClient.java:227)
    at io.prestosql.plugin.hive.metastore.thrift.FailureAwareThriftMetastoreClient.lambda$getPartitionColumnStatistics$16(FailureAwareThriftMetastoreClient.java:191)
    at io.prestosql.plugin.hive.metastore.thrift.FailureAwareThriftMetastoreClient.runWithHandle(FailureAwareThriftMetastoreClient.java:394)
    at io.prestosql.plugin.hive.metastore.thrift.FailureAwareThriftMetastoreClient.getPartitionColumnStatistics(FailureAwareThriftMetastoreClient.java:191)
    at io.prestosql.plugin.hive.metastore.thrift.ThriftHiveMetastore.lambda$getMetastorePartitionColumnStatistics$15(ThriftHiveMetastore.java:453)
    at io.prestosql.plugin.hive.metastore.thrift.ThriftMetastoreApiStats.lambda$wrap$0(ThriftMetastoreApiStats.java:42)
    at io.prestosql.plugin.hive.util.RetryDriver.run(RetryDriver.java:130)
    at io.prestosql.plugin.hive.metastore.thrift.ThriftHiveMetastore.getMetastorePartitionColumnStatistics(ThriftHiveMetastore.java:451)
    ... 156 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more
    Suppressed: MetaException(message:null)
        ... 170 more

我尝试更改 hive.metastore.partition-batch-size.max 和 hive.metastore-cache-ttl 的值

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