mridulm commented on a change in pull request #34079:
URL: https://github.com/apache/spark/pull/34079#discussion_r715009324
##########
File path:
common/network-yarn/src/main/java/org/apache/spark/network/yarn/YarnShuffleService.java
##########
@@ -93,7 +93,7 @@
* This {@code classpath} configuration is only supported on YARN versions >=
2.9.0.
*/
public class YarnShuffleService extends AuxiliaryService {
- private static final Logger logger =
LoggerFactory.getLogger(YarnShuffleService.class);
+ private static final Logger logger = null;
Review comment:
This should not be `static` or `final` ?
##########
File path:
common/network-yarn/src/main/java/org/apache/spark/network/yarn/YarnShuffleService.java
##########
@@ -284,7 +293,9 @@ static MergedShuffleFileManager
newMergedShuffleFileManagerInstance(TransportCon
// will also need the transport configuration.
return
mergeManagerSubClazz.getConstructor(TransportConf.class).newInstance(conf);
} catch (Exception e) {
- logger.error("Unable to create an instance of {}",
mergeManagerImplClassName);
+ if(logger != null) {
+ logger.error("Unable to create an instance of {}",
mergeManagerImplClassName);
+ }
Review comment:
When can this be `null` ?
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