bharatviswa504 commented on a change in pull request #1150: HDDS-1816:
ContainerStateMachine should limit number of pending apply transactions
URL: https://github.com/apache/hadoop/pull/1150#discussion_r306971240
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File path:
hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
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@@ -175,6 +179,10 @@ public ContainerStateMachine(RaftGroupId gid,
ContainerDispatcher dispatcher,
final int numContainerOpExecutors = conf.getInt(
OzoneConfigKeys.DFS_CONTAINER_RATIS_NUM_CONTAINER_OP_EXECUTORS_KEY,
OzoneConfigKeys.DFS_CONTAINER_RATIS_NUM_CONTAINER_OP_EXECUTORS_DEFAULT);
+ int maxPendingApplyTransactions = conf.getInt(
+
ScmConfigKeys.DFS_CONTAINER_RATIS_STATEMACHINE_MAX_PENDING_APPLY_TRANSACTIONS,
+
ScmConfigKeys.DFS_CONTAINER_RATIS_STATEMACHINE_MAX_PENDING_APPLY_TRANSACTIONS_DEFAULT);
+ applyTransactionSemaphore = new Semaphore(maxPendingApplyTransactions);
Review comment:
Question: Here do we need fair setting, to follow the order?
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