Reamer commented on a change in pull request #4252:
URL: https://github.com/apache/zeppelin/pull/4252#discussion_r751570244
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File path:
zeppelin-zengine/src/main/java/org/apache/zeppelin/notebook/NoteManager.java
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@@ -651,5 +667,63 @@ public void updateNotePath() {
}
}
+ /**
+ * Unloads notes when reasonable amount of notes are in loaded state.
+ * Leverage a simple LRU cache for determing evictable notes. Ensure to
+ * not evict notes during save operation (dirty).
Review comment:
I have changed the implementation to a read/write lock. Notes that have
this read or write lock are not evicted.
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