[
https://issues.apache.org/jira/browse/HIVE-26904?focusedWorklogId=839565&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-839565
]
ASF GitHub Bot logged work on HIVE-26904:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 17/Jan/23 10:16
Start Date: 17/Jan/23 10:16
Worklog Time Spent: 10m
Work Description: stiga-huang commented on code in PR #3910:
URL: https://github.com/apache/hive/pull/3910#discussion_r1072021489
##########
ql/src/java/org/apache/hadoop/hive/ql/txn/compactor/QueryCompactor.java:
##########
@@ -245,16 +243,32 @@ private static void disableLlapCaching(HiveConf conf) {
* @throws IOException the directory cannot be deleted
* @throws HiveException the table is not found
*/
- static void cleanupEmptyDir(HiveConf conf, String tmpTableName) throws
IOException, HiveException {
+ static void cleanupEmptyTableDir(HiveConf conf, String tmpTableName)
+ throws IOException, HiveException {
org.apache.hadoop.hive.ql.metadata.Table tmpTable =
Hive.get().getTable(tmpTableName);
if (tmpTable != null) {
- Path path = new Path(tmpTable.getSd().getLocation());
- FileSystem fs = path.getFileSystem(conf);
+ cleanupEmptyDir(conf, new Path(tmpTable.getSd().getLocation()));
+ }
+ }
+
+ /**
+ * Remove the directory if it's empty.
+ * @param conf the Hive configuration
+ * @param path path of the directory
+ * @throws IOException if any IO error occurs
+ */
+ static void cleanupEmptyDir(HiveConf conf, Path path) throws IOException {
+ FileSystem fs = path.getFileSystem(conf);
+ try {
if (!fs.listFiles(path, false).hasNext()) {
fs.delete(path, true);
}
+ } catch (FileNotFoundException e) {
+ // Ignore the case when the dir was already removed
+ LOG.warn("Ignored exception during cleanup {}", path, e);
Review Comment:
It could be deleted before `listFiles()`. The `FileNotFoundException` is
thrown from `listFiles()`.
Issue Time Tracking
-------------------
Worklog Id: (was: 839565)
Time Spent: 40m (was: 0.5h)
> QueryCompactor failed in commitCompaction if the tmp table dir is already
> removed
> ----------------------------------------------------------------------------------
>
> Key: HIVE-26904
> URL: https://issues.apache.org/jira/browse/HIVE-26904
> Project: Hive
> Issue Type: Bug
> Reporter: Quanlong Huang
> Assignee: Quanlong Huang
> Priority: Major
> Labels: pull-request-available
> Time Spent: 40m
> Remaining Estimate: 0h
>
> commitCompaction() of query-based compactions just remove the dirs of tmp
> tables. It should not fail the compaction if the dirs are already removed.
> We've seen such a failure in Impala's test (IMPALA-11756):
> {noformat}
> 2023-01-02T02:09:26,306 INFO [HiveServer2-Background-Pool: Thread-695]
> ql.Driver: Executing
> command(queryId=jenkins_20230102020926_69112755-b783-4214-89e5-1c7111dfe15f):
> alter table partial_catalog_info_test.insert_only_partitioned partition
> (part=1) compact 'minor' and wait
> 2023-01-02T02:09:26,306 INFO [HiveServer2-Background-Pool: Thread-695]
> ql.Driver: Starting task [Stage-0:DDL] in serial mode
> 2023-01-02T02:09:26,317 INFO [HiveServer2-Background-Pool: Thread-695]
> exec.Task: Compaction enqueued with id 15
> ...
> 2023-01-02T02:12:55,849 ERROR
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.Worker: Caught exception while trying to compact
> id:15,dbname:partial_catalog_info_test,tableName:insert_only_partitioned,partName:part=1,state:^@,type:MINOR,enqueueTime:0,start:0,properties:null,runAs:jenkins,tooManyAborts:false,hasOldAbort:false,highestWriteId:3,errorMessage:null,workerId:
> null,initiatorId: null,retryRetention0. Marking failed to avoid repeated
> failures
> java.io.FileNotFoundException: File
> hdfs://localhost:20500/tmp/hive/jenkins/092b533a-81c8-4b95-88e4-9472cf6f365d/_tmp_space.db/62ec04fb-e2d2-4a99-a454-ae709a3cccfe
> does not exist.
> at
> org.apache.hadoop.hdfs.DistributedFileSystem$DirListingIterator.<init>(DistributedFileSystem.java:1275)
> ~[hadoop-hdfs-client-3.1.1.7.2.15.4-6.jar:?]
> at
> org.apache.hadoop.hdfs.DistributedFileSystem$DirListingIterator.<init>(DistributedFileSystem.java:1249)
> ~[hadoop-hdfs-client-3.1.1.7.2.15.4-6.jar:?]
> at
> org.apache.hadoop.hdfs.DistributedFileSystem$25.doCall(DistributedFileSystem.java:1194)
> ~[hadoop-hdfs-client-3.1.1.7.2.15.4-6.jar:?]
> at
> org.apache.hadoop.hdfs.DistributedFileSystem$25.doCall(DistributedFileSystem.java:1190)
> ~[hadoop-hdfs-client-3.1.1.7.2.15.4-6.jar:?]
> at
> org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
> ~[hadoop-common-3.1.1.7.2.15.4-6.jar:?]
> at
> org.apache.hadoop.hdfs.DistributedFileSystem.listLocatedStatus(DistributedFileSystem.java:1208)
> ~[hadoop-hdfs-client-3.1.1.7.2.15.4-6.jar:?]
> at
> org.apache.hadoop.fs.FileSystem.listLocatedStatus(FileSystem.java:2144)
> ~[hadoop-common-3.1.1.7.2.15.4-6.jar:?]
> at org.apache.hadoop.fs.FileSystem$5.<init>(FileSystem.java:2302)
> ~[hadoop-common-3.1.1.7.2.15.4-6.jar:?]
> at org.apache.hadoop.fs.FileSystem.listFiles(FileSystem.java:2299)
> ~[hadoop-common-3.1.1.7.2.15.4-6.jar:?]
> at
> org.apache.hadoop.hive.ql.txn.compactor.QueryCompactor$Util.cleanupEmptyDir(QueryCompactor.java:261)
> ~[hive-exec-3.1.3000.2022.0.13.0-60.jar:3.1.3000.2022.0.13.0-60]
> at
> org.apache.hadoop.hive.ql.txn.compactor.MmMinorQueryCompactor.commitCompaction(MmMinorQueryCompactor.java:72)
> ~[hive-exec-3.1.3000.2022.0.13.0-60.jar:3.1.3000.2022.0.13.0-60]
> at
> org.apache.hadoop.hive.ql.txn.compactor.QueryCompactor.runCompactionQueries(QueryCompactor.java:146)
> ~[hive-exec-3.1.3000.2022.0.13.0-60.jar:3.1.3000.2022.0.13.0-60]
> at
> org.apache.hadoop.hive.ql.txn.compactor.MmMinorQueryCompactor.runCompaction(MmMinorQueryCompactor.java:63)
> ~[hive-exec-3.1.3000.2022.0.13.0-60.jar:3.1.3000.2022.0.13.0-60]
> at
> org.apache.hadoop.hive.ql.txn.compactor.Worker.findNextCompactionAndExecute(Worker.java:435)
> ~[hive-exec-3.1.3000.2022.0.13.0-60.jar:3.1.3000.2022.0.13.0-60]
> at
> org.apache.hadoop.hive.ql.txn.compactor.Worker.lambda$run$0(Worker.java:115)
> ~[hive-exec-3.1.3000.2022.0.13.0-60.jar:3.1.3000.2022.0.13.0-60]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> ~[?:1.8.0_261]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> ~[?:1.8.0_261]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> ~[?:1.8.0_261]
> at java.lang.Thread.run(Thread.java:748) [?:1.8.0_261]
> 2023-01-02T02:12:55,858 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.Worker: Deleting result directories created by the
> compactor:2023-01-02T02:12:55,858 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.Worker:
> hdfs://localhost:20500/test-warehouse/managed/partial_catalog_info_test.db/insert_only_partitioned/part=1/delta_0000001_0000003_v0001827
> 2023-01-02T02:12:55,859 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.Worker:
> hdfs://localhost:20500/test-warehouse/managed/partial_catalog_info_test.db/insert_only_partitioned/part=1/delete_delta_0000001_0000003_v0001827
> 2023-01-02T02:12:55,859 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.CompactionHeartbeatService: Stopping heartbeat task for TXN 1827
> 2023-01-02T02:12:55,859 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.CompactionHeartbeatService$CompactionHeartbeater: Shutting down
> compaction txn heartbeater instance.
> 2023-01-02T02:12:55,859 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.CompactionHeartbeatService$CompactionHeartbeater: Compaction txn
> heartbeater instance is successfully stopped.
> 2023-01-02T02:12:55,872 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48]
> compactor.Worker: Worker thread finished one loop.
> 2023-01-02T02:12:55,872 INFO
> [impala-ec2-centos79-m6i-4xlarge-ondemand-1428.vpc.cloudera.com-48_executor]
> compactor.Worker: Processing compaction request null
> 2023-01-02T02:12:56,400 INFO [HiveServer2-Background-Pool: Thread-695]
> exec.Task: Compaction with id 15 finished with status: failed {noformat}
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