[ https://issues.apache.org/jira/browse/HBASE-25970?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Peter Somogyi resolved HBASE-25970. ----------------------------------- Fix Version/s: 2.5.0 Resolution: Fixed Merged to branch-2 and branch-2.5. > MOB data loss - incorrect concatenation of MOB_FILE_REFS > --------------------------------------------------------- > > Key: HBASE-25970 > URL: https://issues.apache.org/jira/browse/HBASE-25970 > Project: HBase > Issue Type: Bug > Components: mob > Affects Versions: 3.0.0-alpha-1 > Reporter: Peter Somogyi > Assignee: Peter Somogyi > Priority: Critical > Fix For: 2.5.0, 3.0.0-alpha-1 > > > Active MOB files can be deleted by MobFileCleanerChore. The MOB_FILE_REFS are > wrongly concatenated when multiple files or tables are stored. During the MOB > cleanup HBase wants to keep the incorrectly concatenated file and considers > the real file as deletable. > {noformat} > 2021-06-03 15:03:09,876 TRACE > org.apache.hadoop.hbase.mob.MobFileCleanerChore: Specific mob references > found for > store=hdfs://c1377-node2.coelab.cloudera.com:8020/hbase/data/default/IntegrationTestIngestWithMOB/1df6561244ecc434f505501e6bda9af0/test_cf/2956445a41184488b914e93199df905a > : > {IntegrationTestIngestWithMOB=[d41d8cd98f00b204e9800998ecf8427e20210603a6c8c0e5bf8548649b0009b156452c21_1df6561244ecc434f505501e6bda9af0d41d8cd98f00b204e9800998ecf8427e20210603497714eabbe5418c9d52382a4808e986_1df6561244ecc434f505501e6bda9af0, > > d41d8cd98f00b204e9800998ecf8427e202106037464cbddc86943a1bad77d52a3bd412c_1df6561244ecc434f505501e6bda9af0]} > > ... > 2021-06-03 15:03:10,208 TRACE > org.apache.hadoop.hbase.mob.MobFileCleanerChore: Archiving MOB file > hdfs://c1377-node2.coelab.cloudera.com:8020/hbase/mobdir/data/default/IntegrationTestIngestWithMOB/e9b5d936e7f55a4f1c3246a8d5ce53c2/test_cf/d41d8cd98f00b204e9800998ecf8427e20210603497714eabbe5418c9d52382a4808e986_1df6561244ecc434f505501e6bda9af0 > creation time=1622729860319 > 2021-06-03 15:03:10,467 DEBUG > org.apache.hadoop.hbase.mob.MobFileCleanerChore: MOB Cleaner is archiving: > hdfs://c1377-node2.coelab.cloudera.com:8020/hbase/mobdir/data/default/IntegrationTestIngestWithMOB/e9b5d936e7f55a4f1c3246a8d5ce53c2/test_cf/d41d8cd98f00b204e9800998ecf8427e20210603497714eabbe5418c9d52382a4808e986_1df6561244ecc434f505501e6bda9af0 > {noformat} -- This message was sent by Atlassian Jira (v8.20.10#820010)