[iotdb] 02/02: add log for check whether the external lib is loaded.

[hx...@apache.org]

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hxd pushed a commit to branch re-ext-lib-0.13
in repository https://gitbox.apache.org/repos/asf/iotdb.git

commit b965a09b2236b121358976ec36cba928451a5c6b
Author: xiangdong huang <sa...@gmail.com>
AuthorDate: Wed Aug 31 01:33:14 2022 +0800

    add log for check whether the external lib is loaded.
---
 server/src/main/java/org/apache/iotdb/db/conf/IoTDBDescriptor.java | 1 +
 server/src/main/java/org/apache/iotdb/db/metadata/MManager.java    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/server/src/main/java/org/apache/iotdb/db/conf/IoTDBDescriptor.java b/server/src/main/java/org/apache/iotdb/db/conf/IoTDBDescriptor.java
index 05e400ac87..14fefc1a83 100644
--- a/server/src/main/java/org/apache/iotdb/db/conf/IoTDBDescriptor.java
+++ b/server/src/main/java/org/apache/iotdb/db/conf/IoTDBDescriptor.java
@@ -62,6 +62,7 @@ public class IoTDBDescriptor {
     ServiceLoader<IPropertiesLoader> propertiesLoaderServiceLoader =
         ServiceLoader.load(IPropertiesLoader.class);
     for (IPropertiesLoader loader : propertiesLoaderServiceLoader) {
+      logger.info("Will reload properties from {} ", loader.getClass().getName());
       try {
         Properties properties = loader.loadProperties();
         loadProperties(properties);
diff --git a/server/src/main/java/org/apache/iotdb/db/metadata/MManager.java b/server/src/main/java/org/apache/iotdb/db/metadata/MManager.java
index 8f429f50ad..d2f069cb18 100644
--- a/server/src/main/java/org/apache/iotdb/db/metadata/MManager.java
+++ b/server/src/main/java/org/apache/iotdb/db/metadata/MManager.java
@@ -243,6 +243,7 @@ public class MManager {
         // it means there is more than one ISeriesNumerLimiter implementation.
         logger.warn("There are more than one ISeriesNumerLimiter implementation. pls check.");
       }
+      logger.info("Will set seriesNumerMonitor from {} ", loader.getClass().getName());
       this.seriesNumerMonitor = loader;
     }
     mtreeSnapshotInterval = config.getMtreeSnapshotInterval();