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https://issues.apache.org/jira/browse/HADOOP-19609?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18017453#comment-18017453
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ASF GitHub Bot commented on HADOOP-19609:
-----------------------------------------
bhattmanish98 commented on code in PR #7817:
URL: https://github.com/apache/hadoop/pull/7817#discussion_r2313995545
##########
hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsConnectionManager.java:
##########
@@ -70,39 +69,44 @@ class AbfsConnectionManager implements
HttpClientConnectionManager {
private final HttpClientConnectionOperator connectionOperator;
/**
- * Number of connections to be created during cache refresh.
+ * AbfsConfiguration instance to get configuration values.
*/
- private final int cacheRefreshConnections;
+ private final AbfsConfiguration abfsConfiguration;
/**
- * Connection timeout for establishing a new connection.
+ * Atomic boolean to ensure only one thread can trigger cache refresh at a
time.
*/
- private final int connectionTimeout;
-
- private final AtomicBoolean isCaching = new AtomicBoolean(false);
+ private final AtomicBoolean isCacheRefreshInProgress = new AtomicBoolean(
+ false);
+ /**
+ * Lock object for synchronizing connection retrieval and caching.
+ */
private final Object connectionLock = new Object();
+ /**
+ * The base host for which connections are managed.
+ */
private HttpHost baseHost;
AbfsConnectionManager(Registry<ConnectionSocketFactory>
socketFactoryRegistry,
AbfsHttpClientConnectionFactory connectionFactory, KeepAliveCache kac,
final AbfsConfiguration abfsConfiguration, final URL baseUrl) {
this.httpConnectionFactory = connectionFactory;
- this.connectionTimeout = abfsConfiguration.getHttpConnectionTimeout();
this.kac = kac;
this.connectionOperator = new DefaultHttpClientConnectionOperator(
socketFactoryRegistry, null, null);
- if (abfsConfiguration.getCacheWarmupConnections() > 0) {
+ this.abfsConfiguration = abfsConfiguration;
+ if (abfsConfiguration.getApacheCacheWarmupCount() > 0) {
// Warm up the cache with connections.
logDebug("Warming up the KeepAliveCache with {} connections",
Review Comment:
okay, will make the change.
> ABFS: Apache Client Connection Pool Relook
> ------------------------------------------
>
> Key: HADOOP-19609
> URL: https://issues.apache.org/jira/browse/HADOOP-19609
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/azure
> Affects Versions: 3.4.1
> Reporter: Manish Bhatt
> Assignee: Manish Bhatt
> Priority: Major
> Labels: pull-request-available
>
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