wchevreuil commented on code in PR #5468:
URL: https://github.com/apache/hbase/pull/5468#discussion_r1364502882
##########
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java:
##########
@@ -3933,4 +3937,25 @@ public void onConfigurationChange(Configuration conf) {
super.onConfigurationChange(conf);
setReloadableGuardrails(conf);
}
+
+ @Override
+ public GetPrefetchedFilesListResponse getPrefetchedFilesList(RpcController
controller,
+ GetPrefetchedFilesListRequest request) throws ServiceException {
+ GetPrefetchedFilesListResponse.Builder responseBuilder =
+ GetPrefetchedFilesListResponse.newBuilder();
+
+ List<String> fullyCachedFiles = new ArrayList<>();
+ server.getBlockCache().ifPresent(blockCache -> {
+ if (blockCache instanceof CombinedBlockCache) {
+ BlockCache l2 = ((CombinedBlockCache)
blockCache).getSecondLevelCache();
+ if (l2 instanceof BucketCache) {
+ if (((BucketCache) l2).isCachePersistenceEnabled()) {
Review Comment:
Use the static method BucketCache.getBucketCacheFromCacheConfig for finding
the bucket cache instance.
##########
hbase-client/src/main/java/org/apache/hadoop/hbase/client/Admin.java:
##########
@@ -2615,4 +2615,9 @@ List<LogEntry> getLogEntries(Set<ServerName> serverNames,
String logType, Server
* Flush master local region
*/
void flushMasterStore() throws IOException;
+
+ /**
+ * Get the list of prefetched files
+ */
+ List<String> getPrefetchedFilesList(ServerName serverName) throws
IOException;
Review Comment:
Nit: let's call it "getCacheFilesList".
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