smengcl commented on code in PR #6455:
URL: https://github.com/apache/ozone/pull/6455#discussion_r1600950951
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hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockOutputStream.java:
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@@ -183,9 +185,10 @@ public BlockOutputStream(
// tell DataNode I will send incremental chunk list
if (config.getIncrementalChunkList()) {
this.containerBlockData.addMetadata(INCREMENTAL_CHUNK_LIST_KV);
- this.lastChunkBuffer =
- ByteBuffer.allocate(config.getStreamBufferSize());
+ this.lastChunkBuffer =
DIRECT_BUFFER_POOL.getBuffer(config.getStreamBufferSize());
Review Comment:
Note: both `DirectBufferPool` methods appears to be thread-safe, that is
good news and one less problem for HDDS-9844.
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