leizhiyuan commented on PR #3144:
URL: https://github.com/apache/bookkeeper/pull/3144#issuecomment-1129742457
we also met this issue ，thank for your work
```
[5] Busy(96.1%) thread(80416/0x13a20) stack of java process(79956) under
user(root):
"db-storage-cleanup-25-1" #40 prio=5 os_prio=0 tid=0x00007f3f4bfb0800
nid=0x13a20 runnable [0x00007f3e28095000]
java.lang.Thread.State: RUNNABLE
at org.rocksdb.RocksDB.compactRange(Native Method)
at org.rocksdb.RocksDB.compactRange(RocksDB.java:3167)
at org.rocksdb.RocksDB.compactRange(RocksDB.java:3135)
at
org.apache.bookkeeper.bookie.storage.ldb.KeyValueStorageRocksDB.compact(KeyValueStorageRocksDB.java:293)
at
org.apache.bookkeeper.bookie.storage.ldb.EntryLocationIndex.removeOffsetFromDeletedLedgers(EntryLocationIndex.java:256)
at
org.apache.bookkeeper.bookie.storage.ldb.SingleDirectoryDbLedgerStorage.lambda$checkpoint$7(SingleDirectoryDbLedgerStorage.java:638)
at
org.apache.bookkeeper.bookie.storage.ldb.SingleDirectoryDbLedgerStorage$$Lambda$139/1838758869.run(Unknown
Source)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at
io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:748)
```
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