jiajunwang commented on a change in pull request #1237:
URL: https://github.com/apache/helix/pull/1237#discussion_r472446728
##########
File path:
helix-rest/src/main/java/org/apache/helix/rest/server/service/InstanceServiceImpl.java
##########
@@ -213,7 +219,12 @@ public StoppableCheck getInstanceStoppableCheck(String
clusterId, String instanc
instancesForNextCheck.add(instance);
}
} catch (InterruptedException | ExecutionException e) {
- LOG.error("Failed to get StoppableChecks in parallel. Instance: {}",
instance, e);
+ LOG.warn("Failed to get StoppableChecks in parallel. Instance: {}.
Caused by {}", instance,
Review comment:
Why it is a warning now?
##########
File path:
helix-core/src/main/java/org/apache/helix/util/InstanceValidationUtil.java
##########
@@ -261,7 +261,9 @@ public static boolean isInstanceStable(HelixDataAccessor
dataAccessor, String in
throw new HelixException("Missing cluster config!");
}
if (!clusterConfig.isPersistIntermediateAssignment()) {
- throw new HelixException("isInstanceStable needs persist assignment
on!");
+ throw new HelixException(String.format(
+ "Instance stability check needs persist assignment cluster config
turned on: %s = true",
Review comment:
I find this may be misleading. Can we change it to, "Persist assignment
(%s) is not turned on in the Cluster Config. This is required to enable
instance stability check."
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