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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-10253) Run MetricQueryService with lower priority
Date Mon, 15 Oct 2018 09:38:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-10253?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16649973#comment-16649973
] 

ASF GitHub Bot commented on FLINK-10253:
----------------------------------------

yanghua commented on a change in pull request #6839: [FLINK-10253] Run MetricQueryService
with lower priority
URL: https://github.com/apache/flink/pull/6839#discussion_r225098847
 
 

 ##########
 File path: flink-runtime/src/main/scala/akka/dispatch/PriorityThreadFactory.scala
 ##########
 @@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package akka.dispatch
 
 Review comment:
   I tried this, we can not do it. Because `DefaultDispatcherPrerequisites` can not be accessed
here except `akka.dispatch`.

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> Run MetricQueryService with lower priority
> ------------------------------------------
>
>                 Key: FLINK-10253
>                 URL: https://issues.apache.org/jira/browse/FLINK-10253
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Metrics
>    Affects Versions: 1.5.3, 1.6.0, 1.7.0
>            Reporter: Till Rohrmann
>            Assignee: vinoyang
>            Priority: Critical
>              Labels: pull-request-available
>             Fix For: 1.7.0, 1.6.2, 1.5.5
>
>
> We should run the {{MetricQueryService}} with a lower priority than the main Flink components.
An idea would be to start the underlying threads with a lower priority.



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