shustsud commented on a change in pull request #2813:
URL: https://github.com/apache/bookkeeper/pull/2813#discussion_r730659040
##########
File path:
bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/ScanAndCompareGarbageCollector.java
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@@ -237,8 +237,12 @@ public void gc(GarbageCleaner garbageCleaner) {
final CountDownLatch latch = new
CountDownLatch(bkActiveledgers.size());
for (final Long ledgerId : bkActiveledgers) {
try {
- // check if the ledger is being replicated already by the
replication worker
- if
(ZkLedgerUnderreplicationManager.isLedgerBeingReplicated(zk, zkLedgersRootPath,
ledgerId)) {
+ // check ledger ensembles before creating lock nodes.
+ // this is to reduce the number of lock node creations and
deletions in ZK.
+ // the ensemble check is done again after the lock node is
created.
+ // also, check if the ledger is being replicated already by
the replication worker
+ if
(!isNotBookieIncludedInLedgerEnsembles(ledgerManager.readLedgerMetadata(ledgerId).get())
Review comment:
@eolivelli
Thank you for your comment.
I fixed it as above.
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