sashapolo commented on code in PR #5572:
URL: https://github.com/apache/ignite-3/pull/5572#discussion_r2028566082


##########
modules/metastorage/src/main/java/org/apache/ignite/internal/metastorage/server/persistence/RocksDbKeyValueStorage.java:
##########
@@ -1281,8 +1273,6 @@ private Set<UpdateOnlyRevisionEvent> 
collectUpdateRevisionEventsFromStorage(long
 
     @Override
     public HybridTimestamp timestampByRevision(long revision) {
-        rwLock.readLock().lock();
-
         try {
             assertRequestedRevisionLessThanOrEqualToCurrent(revision, rev);

Review Comment:
   We are accessing a non-volatile field here, are you sure this is safe?



##########
modules/metastorage/src/main/java/org/apache/ignite/internal/metastorage/server/persistence/RocksDbKeyValueStorage.java:
##########
@@ -1395,16 +1379,12 @@ protected void saveCompactionRevision(long revision, 
KeyValueUpdateContext conte
 
     @Override
     public long checksum(long revision) {
-        rwLock.readLock().lock();
-
         try {
             assertRequestedRevisionLessThanOrEqualToCurrent(revision, rev);

Review Comment:
   Same question



##########
modules/metastorage/src/main/java/org/apache/ignite/internal/metastorage/server/persistence/RocksDbKeyValueStorage.java:
##########
@@ -565,23 +565,17 @@ public void put(byte[] key, byte[] value, 
KeyValueUpdateContext context) {
 
     @Override
     public void setIndexAndTerm(long index, long term) {
-        rwLock.writeLock().lock();
-
         try (WriteBatch batch = new WriteBatch()) {

Review Comment:
   Why do we even need a batch here?



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