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Vladimir Rodionov resolved HBASE-23363. --------------------------------------- Resolution: Won't Fix HBASE-22749 has introduced distributed MOB compaction, which significantly improves performance. Distributed MOB compaction will be back-ported to 2.x branches soon. > MobCompactionChore takes a long time to complete once job > --------------------------------------------------------- > > Key: HBASE-23363 > URL: https://issues.apache.org/jira/browse/HBASE-23363 > Project: HBase > Issue Type: Bug > Components: mob > Affects Versions: 2.1.1, 2.2.2 > Reporter: Bo Cui > Priority: Major > Attachments: image-2019-12-04-11-01-20-352.png > > > mob table compcation is done in master > poolSize of hbase choreService is 1 > if hbase has 1000 mob table,MobCompactionChore takes a long time to complete > once job, other chore need to wait.... > !image-2019-12-04-11-01-20-352.png! > {code:java} > MobCompactionChore#chore() { > ... > for (TableDescriptor htd : map.values()) { > ... > for (ColumnFamilyDescriptor hcd : htd.getColumnFamilies()) { > if hcd is mob{ > MobUtils.doMobCompaction; > } > } > ... > } > ... > } > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)