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Posted to commits@iotdb.apache.org by qi...@apache.org on 2022/05/16 15:30:58 UTC

[iotdb] branch master updated: [IOTDB-2978][compaction error log ] Log level and "null" error message handling (#5917)

This is an automated email from the ASF dual-hosted git repository.

qiaojialin pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/master by this push:
     new dbee2b89be [IOTDB-2978][compaction error log ] Log level and "null" error message handling (#5917)
dbee2b89be is described below

commit dbee2b89bedea6a9e7610bf92089d779e3a75e60
Author: 周沛辰 <45...@users.noreply.github.com>
AuthorDate: Mon May 16 23:30:52 2022 +0800

    [IOTDB-2978][compaction error log ] Log level and "null" error message handling (#5917)
---
 .../compaction/cross/CrossSpaceCompactionTask.java       |  9 +++++++--
 .../compaction/inner/InnerSpaceCompactionTask.java       | 16 +++++++---------
 .../performer/impl/ReadPointCompactionPerformer.java     |  7 +++----
 .../engine/compaction/task/AbstractCompactionTask.java   |  7 ++++---
 4 files changed, 21 insertions(+), 18 deletions(-)

diff --git a/server/src/main/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionTask.java b/server/src/main/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionTask.java
index 155c9795fa..58077be480 100644
--- a/server/src/main/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionTask.java
+++ b/server/src/main/java/org/apache/iotdb/db/engine/compaction/cross/CrossSpaceCompactionTask.java
@@ -159,8 +159,13 @@ public class CrossSpaceCompactionTask extends AbstractCompactionTask {
             ((double) selectedFileSize) / 1024.0d / 1024.0d / costTime);
       }
     } catch (Throwable throwable) {
-      // catch throwable instead of exception to handle OOM errors
-      LOGGER.error("Meet errors in cross space compaction.");
+      // catch throwable to handle OOM errors
+      if (!(throwable instanceof InterruptedException)) {
+        LOGGER.error(
+            "{} [Compaction] Meet errors in cross space compaction.", fullStorageGroupName);
+      }
+
+      // handle exception
       CompactionExceptionHandler.handleException(
           fullStorageGroupName,
           logFile,
diff --git a/server/src/main/java/org/apache/iotdb/db/engine/compaction/inner/InnerSpaceCompactionTask.java b/server/src/main/java/org/apache/iotdb/db/engine/compaction/inner/InnerSpaceCompactionTask.java
index 649468660b..8f9b538816 100644
--- a/server/src/main/java/org/apache/iotdb/db/engine/compaction/inner/InnerSpaceCompactionTask.java
+++ b/server/src/main/java/org/apache/iotdb/db/engine/compaction/inner/InnerSpaceCompactionTask.java
@@ -113,9 +113,7 @@ public class InnerSpaceCompactionTask extends AbstractCompactionTask {
                 + File.separator
                 + targetTsFileResource.getTsFile().getName()
                 + CompactionLogger.INNER_COMPACTION_LOG_NAME_SUFFIX);
-    CompactionLogger compactionLogger = null;
-    try {
-      compactionLogger = new CompactionLogger(logFile);
+    try (CompactionLogger compactionLogger = new CompactionLogger(logFile)) {
       compactionLogger.logFiles(selectedTsFileResourceList, CompactionLogger.STR_SOURCE_FILES);
       compactionLogger.logFiles(targetTsFileList, CompactionLogger.STR_TARGET_FILES);
       LOGGER.info("{} [InnerSpaceCompactionTask] Close the logger", fullStorageGroupName);
@@ -200,13 +198,13 @@ public class InnerSpaceCompactionTask extends AbstractCompactionTask {
         FileUtils.delete(logFile);
       }
     } catch (Throwable throwable) {
-      LOGGER.warn("{} [Compaction] Start to handle exception", fullStorageGroupName);
-      if (throwable instanceof InterruptedException) {
-        Thread.currentThread().interrupt();
-      }
-      if (compactionLogger != null) {
-        compactionLogger.close();
+      // catch throwable to handle OOM errors
+      if (!(throwable instanceof InterruptedException)) {
+        LOGGER.error(
+            "{} [Compaction] Meet errors in inner space compaction.", fullStorageGroupName);
       }
+
+      // handle exception
       if (isSequence()) {
         CompactionExceptionHandler.handleException(
             fullStorageGroupName,
diff --git a/server/src/main/java/org/apache/iotdb/db/engine/compaction/performer/impl/ReadPointCompactionPerformer.java b/server/src/main/java/org/apache/iotdb/db/engine/compaction/performer/impl/ReadPointCompactionPerformer.java
index 4b7d215622..3dc0c5ab11 100644
--- a/server/src/main/java/org/apache/iotdb/db/engine/compaction/performer/impl/ReadPointCompactionPerformer.java
+++ b/server/src/main/java/org/apache/iotdb/db/engine/compaction/performer/impl/ReadPointCompactionPerformer.java
@@ -228,10 +228,9 @@ public class ReadPointCompactionPerformer
     for (int i = 0; i < subTaskNums; i++) {
       try {
         futures.get(i).get();
-      } catch (InterruptedException | ExecutionException e) {
-        LOGGER.error("SubCompactionTask meet errors ", e);
-        Thread.currentThread().interrupt();
-        throw new InterruptedException();
+      } catch (ExecutionException e) {
+        LOGGER.error("[Compaction] SubCompactionTask meet errors ", e);
+        throw new IOException(e);
       }
     }
 
diff --git a/server/src/main/java/org/apache/iotdb/db/engine/compaction/task/AbstractCompactionTask.java b/server/src/main/java/org/apache/iotdb/db/engine/compaction/task/AbstractCompactionTask.java
index 0fbe2e7d40..c384671619 100644
--- a/server/src/main/java/org/apache/iotdb/db/engine/compaction/task/AbstractCompactionTask.java
+++ b/server/src/main/java/org/apache/iotdb/db/engine/compaction/task/AbstractCompactionTask.java
@@ -74,9 +74,10 @@ public abstract class AbstractCompactionTask implements Callable<CompactionTaskS
       doCompaction();
       isSuccess = true;
     } catch (InterruptedException e) {
-      LOGGER.warn("Current task is interrupted");
-    } catch (Exception e) {
-      LOGGER.error("Running compaction task failed", e);
+      LOGGER.warn("{} [Compaction] Current task is interrupted", fullStorageGroupName);
+    } catch (Throwable e) {
+      // Use throwable to catch OOM exception.
+      LOGGER.error("{} [Compaction] Running compaction task failed", fullStorageGroupName, e);
     } finally {
       this.currentTaskNum.decrementAndGet();
       CompactionTaskManager.getInstance().removeRunningTaskFuture(this);