slfan1989 commented on code in PR #4843:
URL: https://github.com/apache/hadoop/pull/4843#discussion_r967845912
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hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/webapp/TestRouterWebServicesREST.java:
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@@ -198,6 +202,7 @@ public Boolean get() {
}
}, 1000, 10 * 1000);
} catch (Exception e) {
+ LOG.error("Web app not running", e);
Review Comment:
> Why do we do this? Isn't it clear enough with the "fail()" message?
I understand your thoughts, the "fail()" message is enough, generally it is
caused by timeout, I increased the timeout.
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