goiri commented on a change in pull request #1800: HDFS-15100. RBF: Print
stacktrace when DFSRouter fails to fetch/parse JMX output from NameNode.
URL: https://github.com/apache/hadoop/pull/1800#discussion_r364876489
##########
File path:
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/FederationUtil.java
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@@ -98,13 +98,10 @@ public static JSONArray getJmx(String beanQuery, String
webAddress,
JSONObject json = new JSONObject(jmxOutput);
ret = json.getJSONArray("beans");
} catch (IOException e) {
- LOG.error("Cannot read JMX bean {} from server {}: {}",
- beanQuery, webAddress, e.getMessage());
- } catch (JSONException e) {
Review comment:
I would keep this one separately as we shouldn't need more details on this
if the JSON parsing fails.
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