hrsakai commented on issue #1197: A lot of underreplicated ledgers occur when 
periodic check run
URL: https://github.com/apache/bookkeeper/issues/1197#issuecomment-367613810
 
 
   @sijie 
   These are auditor logs when a lot of ledgers were marked as underreplicated.
   
[replicator.2018-02-12_1.txt](https://github.com/apache/bookkeeper/files/1747206/replicator.2018-02-12_1.txt)
   
[replicator.2018-02-12_2.txt](https://github.com/apache/bookkeeper/files/1747209/replicator.2018-02-12_2.txt)
   
   
   And following is metadata of the ledger that remained in underreplicated 
list.
   ```
   ledgerID: 1385659
   BookieMetadataFormatVersion  2
   quorumSize: 2
   ensembleSize: 2
   length: 73284
   lastEntryId: 123
   state: CLOSED
   segment {
     ensembleMember: ?xx.xx.xx.12:3181"
     ensembleMember: ?xx.xx.xx.11:3181"
     firstEntryId: 0
   }
   digestType: CRC32
   password: ""
   ackQuorumSize: 2
   ```
   
   ```
   $ grep -h 1385659 ./replicator.2018-02-12_1.txt replicator.2018-02-12_2.txt
   13:04:57.341 [AuditorBookie-xx.xx.xx.10:3181-EventThread] INFO  
o.a.b.meta.AbstractZkLedgerManager   - Registered ledger metadata listener 
ReadOnlyLedgerHandle(lid = 1385659, id = 414721325) on ledger 1385659.
   13:04:57.341 [main-EventThread] INFO  o.a.b.meta.AbstractZkLedgerManager   - 
Unregistered ledger metadata listener ReadOnlyLedgerHandle(lid = 1385659, id = 
414721325) on ledger 1385659.
   13:05:23.537 [BookKeeperClientWorker-114-1] INFO  
o.a.bookkeeper.replication.Auditor   - Following ledgers: [1385659] of bookie: 
xx.xx.xx.11:3181 are identified as underreplicated
   13:05:23.542 [BookKeeperClientWorker-114-1] INFO  
o.a.bookkeeper.replication.Auditor   - Following ledgers: [1385659] of bookie: 
xx.xx.xx.12:3181 are identified as underreplicated
   ```
   
   Are there any other required logs?
   

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