jixuan1989 commented on a change in pull request #1968:
URL: https://github.com/apache/iotdb/pull/1968#discussion_r519085877
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File path:
server/src/main/java/org/apache/iotdb/db/engine/cache/TimeSeriesMetadataCache.java
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@@ -60,6 +64,7 @@
private final ReadWriteLock lock = new ReentrantReadWriteLock();
+ private final Map<String, WeakReference<String>> devices =
Collections.synchronizedMap(new WeakHashMap<>());
Review comment:
this should be discussed.
We may have too many devices and the memory is limited..
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