choubenson commented on code in PR #12122:
URL: https://github.com/apache/iotdb/pull/12122#discussion_r1577350238
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iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/compaction/execute/task/InnerSpaceCompactionTask.java:
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@@ -483,6 +476,13 @@ private void releaseAllLocks() {
@Override
public long getEstimatedMemoryCost() {
+ if (innerSpaceEstimator == null) {
+ if (this.performer instanceof ReadChunkCompactionPerformer) {
+ innerSpaceEstimator = new ReadChunkInnerCompactionEstimator();
+ } else if (this.performer instanceof FastCompactionPerformer) {
+ innerSpaceEstimator = new FastCompactionInnerCompactionEstimator();
+ }
Review Comment:
Because the estimator is not simply determined by the `performer`, but also
depends on the compaction `task type`.
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