otterc commented on code in PR #2367:
URL: 
https://github.com/apache/incubator-celeborn/pull/2367#discussion_r1518469162


##########
master/src/main/java/org/apache/celeborn/service/deploy/master/clustermeta/AbstractMetaManager.java:
##########
@@ -330,8 +338,10 @@ public void restoreMetaFromFile(File file) throws 
IOException {
               .peek(
                   workerInfo -> {
                     // Reset worker's network location with current master's 
configuration.
-                    workerInfo.networkLocation_$eq(
-                        
resolveMap.get(workerInfo.host()).get().getNetworkLocation());
+                    if 
(workerInfo.networkLocation().equals(NetworkTopology.DEFAULT_RACK)) {
+                      workerInfo.networkLocation_$eq(
+                          
resolveMap.get(workerInfo.host()).get().getNetworkLocation());

Review Comment:
   I don't see a change in `PbSerDeUtils.toPbWorkerInfo()` so that 
networkLocation is also persisted in the file. So, in the case when the worker 
is sending its location, it will not be recovered from Ratis?
   Also, if we persist it to file, then we don't need to 332-335 right?



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