stefanvodita commented on code in PR #12454:
URL: https://github.com/apache/lucene/pull/12454#discussion_r1278280338
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lucene/facet/src/java/org/apache/lucene/facet/sortedset/DefaultSortedSetDocValuesReaderState.java:
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@@ -233,13 +239,13 @@ private int createOneFlatFacetDimState(SortedSetDocValues
dv, int dimStartOrd)
/** Return the memory usage of this object in bytes. Negative values are
illegal. */
@Override
public long ramBytesUsed() {
- synchronized (cachedOrdMaps) {
- long bytes = 0;
- for (OrdinalMap map : cachedOrdMaps.values()) {
- bytes += map.ramBytesUsed();
+ synchronized (cachedOrdMap) {
Review Comment:
We might not need this synchronization. Because the map has one entry at
most and we're only writing it once, I don't think we can end up in an invalid
state here, but it seemes wiser not to rely on that.
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