feat(broker): log stream thread queue size into stream_watermark.log (#…

…702)

Signed-off-by: SSpirits <[email protected]>

distribution/conf/log4j2.xml

@@ -45,6 +45,13 @@
             <SizeBasedTriggeringPolicy size="100MB"/>
             <DefaultRolloverStrategy max="10"/>
         </RollingFile>
+
+        <RollingFile name="streamWatermarkAppender" fileName="${LOG_DIR}/stream_watermark.log"
+                     filePattern="${LOG_DIR}/stream_watermark.%i.log">
+            <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS}{GMT+8} %-5p %m%n"/>
+            <SizeBasedTriggeringPolicy size="100MB"/>
+            <DefaultRolloverStrategy max="10"/>
+        </RollingFile>
     </Appenders>
 
     <Loggers>
@@ -54,6 +61,9 @@
         <Logger name="com.automq.rocketmq.metadata" level="info" additivity="false">
             <AppenderRef ref="controllerAppender" />
         </Logger>
+        <Logger name="com.automq.stream.utils.threads" level="info" additivity="false">
+            <AppenderRef ref="streamWatermarkAppender"/>
+        </Logger>
         <Logger name="com.automq.stream" level="info" additivity="false">
             <AppenderRef ref="streamAppender"/>
         </Logger>