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From "Vishal Khandelwal (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-18887) Full backup passed on hdfs root but incremental failed. Not able to clean full backup
Date Wed, 27 Sep 2017 05:01:00 GMT
Vishal Khandelwal created HBASE-18887:
-----------------------------------------

             Summary: Full backup passed on hdfs root but incremental failed. Not able to
clean full backup
                 Key: HBASE-18887
                 URL: https://issues.apache.org/jira/browse/HBASE-18887
             Project: HBase
          Issue Type: Bug
            Reporter: Vishal Khandelwal



>>
./bin/hbase backup create full hdfs://localhost:8020/ -t test1

2017-09-27 10:19:38,885 INFO  [main] impl.BackupManifest: Manifest file stored to hdfs://localhost:8020/backup_1506487766386/.backup.manifest
2017-09-27 10:19:38,937 INFO  [main] impl.TableBackupClient: Backup backup_1506487766386 completed.
Backup session backup_1506487766386 finished. Status: SUCCESS

>>

2017-09-27 10:20:48,211 INFO  [main] mapreduce.JobSubmitter: Cleaning up the staging area
/tmp/hadoop-yarn/staging/vkhandelwal/.staging/job_1506419443344_0045
2017-09-27 10:20:48,215 ERROR [main] impl.TableBackupClient: Unexpected exception in incremental-backup:
incremental copy backup_1506487845361Can not convert from directory  (check Hadoop, HBase
and WALPlayer M/R job logs) 
java.io.IOException: Can not convert from directory  (check Hadoop, HBase and WALPlayer M/R
job logs) 
	at org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.walToHFiles(IncrementalTableBackupClient.java:363)
	at 
{code} ./bin/hbase backup create full hdfs://localhost:8020/ -t test1 {code} 

2017-09-27 10:19:38,885 INFO  [main] impl.BackupManifest: Manifest file stored to hdfs://localhost:8020/backup_1506487766386/.backup.manifest
2017-09-27 10:19:38,937 INFO  [main] impl.TableBackupClient: Backup backup_1506487766386 completed.
Backup session backup_1506487766386 finished. Status: SUCCESS

{code} ./bin/hbase backup create incremental hdfs://localhost:8020/ -t test1 {code}

2017-09-27 10:20:48,215 ERROR [main] impl.TableBackupClient: Unexpected exception in incremental-backup:
incremental copy backup_1506487845361Can not convert from directory  (check Hadoop, HBase
and WALPlayer M/R job logs) 
java.io.IOException: Can not convert from directory  (check Hadoop, HBase and WALPlayer M/R
job logs) 
	at org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.walToHFiles(IncrementalTableBackupClient.java:363)
	at org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.convertWALsToHFiles(IncrementalTableBackupClient.java:322)
	at org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.execute(IncrementalTableBackupClient.java:232)
	at org.apache.hadoop.hbase.backup.impl.BackupAdminImpl.backupTables(BackupAdminImpl.java:601)
	at org.apache.hadoop.hbase.backup.impl.BackupCommands$CreateCommand.execute(BackupCommands.java:336)
	at org.apache.hadoop.hbase.backup.BackupDriver.parseAndRun(BackupDriver.java:137)
	at org.apache.hadoop.hbase.backup.BackupDriver.doWork(BackupDriver.java:170)
	at org.apache.hadoop.hbase.backup.BackupDriver.run(BackupDriver.java:203)
	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
	at org.apache.hadoop.hbase.backup.BackupDriver.main(BackupDriver.java:178)
Caused by: java.lang.IllegalArgumentException: Can not create a Path from an empty string
	at org.apache.hadoop.fs.Path.checkPathArg(Path.java:126)
	at org.apache.hadoop.fs.Path.<init>(Path.java:134)
	at org.apache.hadoop.util.StringUtils.stringToPath(StringUtils.java:245)
	at org.apache.hadoop.hbase.mapreduce.WALInputFormat.getInputPaths(WALInputFormat.java:301)
	at org.apache.hadoop.hbase.mapreduce.WALInputFormat.getSplits(WALInputFormat.java:274)
	at org.apache.hadoop.hbase.mapreduce.WALInputFormat.getSplits(WALInputFormat.java:264)
	at org.apache.hadoop.mapreduce.JobSubmitter.writeNewSplits(JobSubmitter.java:301)
	at org.apache.hadoop.mapreduce.JobSubmitter.writeSplits(JobSubmitter.java:318)
	at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:196)
	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1290)
	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1287)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
	at org.apache.hadoop.mapreduce.Job.submit(Job.java:1287)
	at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:1308)
	at org.apache.hadoop.hbase.mapreduce.WALPlayer.run(WALPlayer.java:380)
	at org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.walToHFiles(IncrementalTableBackupClient.java:354)
	... 9 more
2017-09-27 10:20:48,216 ERROR [main] impl.TableBackupClient: BackupId=backup_1506487845361,startts=1506487846725,failedts=1506487848216,failedphase=PREPARE_INCREMENTAL,failedmessage=Can
not convert from directory  (check Hadoop, HBase and WALPlayer M/R job logs) 
2017-09-27 10:20:49,919 ERROR [main] impl.TableBackupClient: Backup backup_1506487845361 failed.
Backup session backup_1506487845361 finished. Status: SUCCESS

{code} ~/Desktop/backup-open-source/hbase-2.0.0-alpha3$ ./bin/hbase backup delete backup_150648776638
{code} 
Please make sure that backup is enabled on the cluster. To enable backup, in hbase-site.xml,
set:
 hbase.backup.enable=true
hbase.master.logcleaner.plugins=YOUR_PLUGINS,org.apache.hadoop.hbase.backup.master.BackupLogCleaner
hbase.procedure.master.classes=YOUR_CLASSES,org.apache.hadoop.hbase.backup.master.LogRollMasterProcedureManager
hbase.procedure.regionserver.classes=YOUR_CLASSES,org.apache.hadoop.hbase.backup.regionserver.LogRollRegionServerProcedureManager
and restart the cluster
2017-09-27 10:22:37,043 INFO  [main] metrics.MetricRegistries: Loaded MetricRegistries class
org.apache.hadoop.hbase.metrics.impl.MetricRegistriesImpl
Deleted 0 backups. Total requested: 2

{code} ./bin/hbase backup history | grep backup_150648776638 {code} 
2017-09-27 10:22:18,600 INFO  [main] metrics.MetricRegistries: Loaded MetricRegistries class
org.apache.hadoop.hbase.metrics.impl.MetricRegistriesImpl
{ID=backup_1506487766386,Type=FULL,Tables={test1},State=COMPLETE,Start time=Wed Sep 27 10:19:27
IST 2017,End time=Wed Sep 27 10:19:38 IST 2017,Progress=100%}


org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.convertWALsToHFiles(IncrementalTableBackupClient.java:322)
	at org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.execute(IncrementalTableBackupClient.java:232)
	at org.apache.hadoop.hbase.backup.impl.BackupAdminImpl.backupTables(BackupAdminImpl.java:601)
	at org.apache.hadoop.hbase.backup.impl.BackupCommands$CreateCommand.execute(BackupCommands.java:336)
	at org.apache.hadoop.hbase.backup.BackupDriver.parseAndRun(BackupDriver.java:137)
	at org.apache.hadoop.hbase.backup.BackupDriver.doWork(BackupDriver.java:170)
	at org.apache.hadoop.hbase.backup.BackupDriver.run(BackupDriver.java:203)
	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
	at org.apache.hadoop.hbase.backup.BackupDriver.main(BackupDriver.java:178)
Caused by: java.lang.IllegalArgumentException: Can not create a Path from an empty string
	at org.apache.hadoop.fs.Path.checkPathArg(Path.java:126)
	at org.apache.hadoop.fs.Path.<init>(Path.java:134)
	at org.apache.hadoop.util.StringUtils.stringToPath(StringUtils.java:245)
	at org.apache.hadoop.hbase.mapreduce.WALInputFormat.getInputPaths(WALInputFormat.java:301)
	at org.apache.hadoop.hbase.mapreduce.WALInputFormat.getSplits(WALInputFormat.java:274)
	at org.apache.hadoop.hbase.mapreduce.WALInputFormat.getSplits(WALInputFormat.java:264)
	at org.apache.hadoop.mapreduce.JobSubmitter.writeNewSplits(JobSubmitter.java:301)
	at org.apache.hadoop.mapreduce.JobSubmitter.writeSplits(JobSubmitter.java:318)
	at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:196)
	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1290)
	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1287)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
	at org.apache.hadoop.mapreduce.Job.submit(Job.java:1287)
	at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:1308)
	at org.apache.hadoop.hbase.mapreduce.WALPlayer.run(WALPlayer.java:380)
	at org.apache.hadoop.hbase.backup.impl.IncrementalTableBackupClient.walToHFiles(IncrementalTableBackupClient.java:354)
	... 9 more
2017-09-27 10:20:48,216 ERROR [main] impl.TableBackupClient: BackupId=backup_1506487845361,startts=1506487846725,failedts=1506487848216,failedphase=PREPARE_INCREMENTAL,failedmessage=Can
not convert from directory  (check Hadoop, HBase and WALPlayer M/R job logs) 
2017-09-27 10:20:49,919 ERROR [main] impl.TableBackupClient: Backup backup_1506487845361 failed.
Backup session backup_1506487845361 finished. Status: SUCCESS

>>
vkhandelwal@vishalk-wsl:~/Desktop/backup-open-source/hbase-2.0.0-alpha3$ ./bin/hbase backup
delete backup_150648776638
Please make sure that backup is enabled on the cluster. To enable backup, in hbase-site.xml,
set:
 hbase.backup.enable=true
hbase.master.logcleaner.plugins=YOUR_PLUGINS,org.apache.hadoop.hbase.backup.master.BackupLogCleaner
hbase.procedure.master.classes=YOUR_CLASSES,org.apache.hadoop.hbase.backup.master.LogRollMasterProcedureManager
hbase.procedure.regionserver.classes=YOUR_CLASSES,org.apache.hadoop.hbase.backup.regionserver.LogRollRegionServerProcedureManager
and restart the cluster
2017-09-27 10:22:37,043 INFO  [main] metrics.MetricRegistries: Loaded MetricRegistries class
org.apache.hadoop.hbase.metrics.impl.MetricRegistriesImpl
Deleted 0 backups. Total requested: 2

>>
vkhandelwal@vishalk-wsl:~/Desktop/backup-open-source/hbase-2.0.0-alpha3$ ./bin/hbase backup
history | grep backup_150648776638
2017-09-27 10:22:18,600 INFO  [main] metrics.MetricRegistries: Loaded MetricRegistries class
org.apache.hadoop.hbase.metrics.impl.MetricRegistriesImpl
{ID=backup_1506487766386,Type=FULL,Tables={test1},State=COMPLETE,Start time=Wed Sep 27 10:19:27
IST 2017,End time=Wed Sep 27 10:19:38 IST 2017,Progress=100%}

h4. So We should have 2 fixes here
#1 backup on root should not be allowed at all either full or incremental
#2 delete should work for any incorrect backup, as backup structure might be abstracted from
user.




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