Fix deletedLedgers count (#4026)

AnonHxy · hangc0276 · commit 2f3ab1c02383 · 2023-08-17T15:02:04.000+08:00
(cherry picked from commit 3bf08fe)
diff --git a/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/storage/ldb/LedgerMetadataIndex.java b/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/storage/ldb/LedgerMetadataIndex.java
@@ -233,6 +233,7 @@ public void removeDeletedLedgers() throws IOException {
         for (Long ledgerId : pendingDeletedLedgers) {
             key.set(ledgerId);
             ledgersDb.delete(key.array);
+            ++deletedLedgers;
         }
 
         if (log.isDebugEnabled()) {

Original file line number	Diff line number	Diff line change
`@@ -233,6 +233,7 @@ public void removeDeletedLedgers() throws IOException {`
`233`	`233`	`for (Long ledgerId : pendingDeletedLedgers) {`
`234`	`234`	`key.set(ledgerId);`
`235`	`235`	`ledgersDb.delete(key.array);`
	`236`	`+ ++deletedLedgers;`
`236`	`237`	`}`
`237`	`238`
`238`	`239`	`if (log.isDebugEnabled()) {`