smengcl commented on code in PR #6046:
URL: https://github.com/apache/ozone/pull/6046#discussion_r1470209326
##########
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/key/OMKeyCommitRequest.java:
##########
@@ -260,15 +260,22 @@ public OMClientResponse
validateAndUpdateCache(OzoneManager ozoneManager, TermIn
" metadata while recovery flag is not set in request",
KEY_UNDER_LEASE_RECOVERY);
}
}
- omKeyInfo.getMetadata().putAll(KeyValueUtil.getFromProtobuf(
- commitKeyArgs.getMetadataList()));
+
+ // non-null indicates it is necessary to update the open key
+ OmKeyInfo newOpenKeyInfo = null;
if (isHSync) {
- omKeyInfo.getMetadata().put(OzoneConsts.HSYNC_CLIENT_ID,
clientIdString);
+ if (!OmKeyHSyncUtil.isHSyncedPreviously(omKeyInfo, clientIdString,
dbOpenKey)) {
+ omKeyInfo.getMetadata().put(OzoneConsts.HSYNC_CLIENT_ID,
clientIdString);
+ newOpenKeyInfo = omKeyInfo.copyObject();
Review Comment:
Good idea. Then the mod time in open key would indicate the first time the
key is hsync'ed (since open key will only be updated on the first hsync).
Done.
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