manika137 commented on code in PR #7817:
URL: https://github.com/apache/hadoop/pull/7817#discussion_r2276579327
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hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsConnectionManager.java:
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@@ -201,7 +279,69 @@ public void shutdown() {
private void logDebug(String message, Object... args) {
if (LOG.isDebugEnabled()) {
- LOG.debug(message, args);
+ logDebug(message, args);
+ }
+ }
+
+ /**
+ * Caches extra connections in the {@link KeepAliveCache} to warm it up.
+ * This method is called during initialization and when the cache is empty.
+ *
+ * @param route the HTTP route for which connections are created
+ * @param numberOfConnections the number of connections to create
+ */
+ private void cacheExtraConnection(final HttpRoute route, final int
numberOfConnections) {
+ if (!isCaching.getAndSet(true)) {
+ long start = System.currentTimeMillis();
+ // Only one thread allowed at a time
Review Comment:
This is multiple threads in parallel right?
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