yandrey321 commented on code in PR #10747:
URL: https://github.com/apache/ozone/pull/10747#discussion_r3580495603
##########
hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientGrpc.java:
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@@ -267,39 +265,25 @@ public void close() {
return;
}
+ // Use shutdownNow() (not the graceful shutdown()) so in-flight RPCs are
+ // cancelled and the channel terminates immediately. close() is frequently
+ // invoked from cache eviction while the XceiverClientManager clientCache
+ // monitor is held (HDDS-15849); a blocking graceful drain there serializes
+ // every concurrent acquireClient()/releaseClient() call.
Review Comment:
fixed
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