QiLuo-BD commented on a change in pull request #7186: [FLINK-10941] Keep slots
which contain unconsumed result partitions
URL: https://github.com/apache/flink/pull/7186#discussion_r239314973
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/resourcemanager/slotmanager/SlotManager.java
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@@ -902,6 +902,15 @@ private void checkTaskManagerTimeouts() {
// first retrieve the timed out TaskManagers
for (TaskManagerRegistration taskManagerRegistration :
taskManagerRegistrations.values()) {
if (currentTime -
taskManagerRegistration.getIdleSince() >= taskManagerTimeout.toMilliseconds()) {
+ // checking whether TaskManagers can be
safely removed
Review comment:
Yes, your proposal will improve resource utilization. But considering that
TM may be reused after all partitions are consumed (and before TM timeout), we
may discuss this optimization in another issue. :)
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