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czweng pushed a commit to branch classloader-debug
in repository https://gitbox.apache.org/repos/asf/paimon.git

commit 00d9a638a72c090c61d814165296f806bfd61851
Author: tsreaper <[email protected]>
AuthorDate: Wed Aug 7 17:22:55 2024 +0800

    debug
---
 .../src/test/resources/log4j2-test.properties               |  2 +-
 .../src/test/resources/log4j2-test.properties               |  2 +-
 .../org/apache/flink/util/FlinkUserCodeClassLoaders.java    | 13 ++++++++-----
 .../src/test/resources/log4j2-test.properties               |  2 +-
 4 files changed, 11 insertions(+), 8 deletions(-)

diff --git 
a/paimon-hive/paimon-hive-connector-2.3/src/test/resources/log4j2-test.properties
 
b/paimon-hive/paimon-hive-connector-2.3/src/test/resources/log4j2-test.properties
index 1b3980d15..480de24e5 100644
--- 
a/paimon-hive/paimon-hive-connector-2.3/src/test/resources/log4j2-test.properties
+++ 
b/paimon-hive/paimon-hive-connector-2.3/src/test/resources/log4j2-test.properties
@@ -18,7 +18,7 @@
 
 # Set root logger level to OFF to not flood build logs
 # set manually to INFO for debugging purposes
-rootLogger.level = OFF
+rootLogger.level = ERROR
 rootLogger.appenderRef.test.ref = TestLogger
 
 appender.testlogger.name = TestLogger
diff --git 
a/paimon-hive/paimon-hive-connector-3.1/src/test/resources/log4j2-test.properties
 
b/paimon-hive/paimon-hive-connector-3.1/src/test/resources/log4j2-test.properties
index 1b3980d15..480de24e5 100644
--- 
a/paimon-hive/paimon-hive-connector-3.1/src/test/resources/log4j2-test.properties
+++ 
b/paimon-hive/paimon-hive-connector-3.1/src/test/resources/log4j2-test.properties
@@ -18,7 +18,7 @@
 
 # Set root logger level to OFF to not flood build logs
 # set manually to INFO for debugging purposes
-rootLogger.level = OFF
+rootLogger.level = ERROR
 rootLogger.appenderRef.test.ref = TestLogger
 
 appender.testlogger.name = TestLogger
diff --git 
a/paimon-hive/paimon-hive-connector-common/src/test/java/org/apache/flink/util/FlinkUserCodeClassLoaders.java
 
b/paimon-hive/paimon-hive-connector-common/src/test/java/org/apache/flink/util/FlinkUserCodeClassLoaders.java
index bf70ffe8c..cf2d53b7d 100644
--- 
a/paimon-hive/paimon-hive-connector-common/src/test/java/org/apache/flink/util/FlinkUserCodeClassLoaders.java
+++ 
b/paimon-hive/paimon-hive-connector-common/src/test/java/org/apache/flink/util/FlinkUserCodeClassLoaders.java
@@ -164,16 +164,18 @@ public class FlinkUserCodeClassLoaders {
             super(new URL[0], parent);
             this.inner = inner;
 
-            System.out.println("Hello create SafetyNetWrapperClassLoader " + 
this + ", " + inner);
-            new RuntimeException().printStackTrace();
+            LOG.error(
+                    "Hello create SafetyNetWrapperClassLoader " + this + ", " 
+ inner,
+                    new RuntimeException());
         }
 
         @Override
         public void close() {
             final FlinkUserCodeClassLoader inner = this.inner;
             if (inner != null) {
-                System.out.println("OK closing SafetyNetWrapperClassLoader " + 
this + ", " + inner);
-                new RuntimeException().printStackTrace();
+                LOG.error(
+                        "OK closing SafetyNetWrapperClassLoader " + this + ", 
" + inner,
+                        new RuntimeException());
 
                 try {
                     inner.close();
@@ -192,7 +194,8 @@ public class FlinkUserCodeClassLoaders {
                                 + "occurs in a third party library and cannot 
be fixed immediately, you can disable this check "
                                 + "with the configuration '"
                                 + CoreOptions.CHECK_LEAKED_CLASSLOADER.key()
-                                + "'.");
+                                + "'. "
+                                + this);
             }
             return inner;
         }
diff --git 
a/paimon-hive/paimon-hive-connector-common/src/test/resources/log4j2-test.properties
 
b/paimon-hive/paimon-hive-connector-common/src/test/resources/log4j2-test.properties
index 1b3980d15..480de24e5 100644
--- 
a/paimon-hive/paimon-hive-connector-common/src/test/resources/log4j2-test.properties
+++ 
b/paimon-hive/paimon-hive-connector-common/src/test/resources/log4j2-test.properties
@@ -18,7 +18,7 @@
 
 # Set root logger level to OFF to not flood build logs
 # set manually to INFO for debugging purposes
-rootLogger.level = OFF
+rootLogger.level = ERROR
 rootLogger.appenderRef.test.ref = TestLogger
 
 appender.testlogger.name = TestLogger

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