manuzhang commented on code in PR #15862:
URL: https://github.com/apache/iceberg/pull/15862#discussion_r3131829108
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core/src/main/java/org/apache/iceberg/util/LockManagers.java:
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@@ -109,9 +107,9 @@ public int heartbeatThreads() {
}
public ScheduledExecutorService scheduler() {
- if (scheduler == null) {
+ if (scheduler == null || scheduler.isShutdown()) {
Review Comment:
It could be shut down by caller of this function. I added comments to
explain.
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