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From ayushsax...@apache.org
Subject [hadoop] branch trunk updated: HDFS-10792. RedundantEditLogInputStream should log caught exceptions. Contributed by Wei-Chiu Chuang.
Date Sun, 31 May 2020 11:41:30 GMT
This is an automated email from the ASF dual-hosted git repository.

ayushsaxena pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/hadoop.git


The following commit(s) were added to refs/heads/trunk by this push:
     new ae13a5c  HDFS-10792. RedundantEditLogInputStream should log caught exceptions. Contributed
by Wei-Chiu Chuang.
ae13a5c is described below

commit ae13a5ccbea10fe86481adbbff574c528e03c7f6
Author: Ayush Saxena <ayushsaxena@apache.org>
AuthorDate: Sun May 31 17:06:44 2020 +0530

    HDFS-10792. RedundantEditLogInputStream should log caught exceptions. Contributed by Wei-Chiu
Chuang.
---
 .../hadoop/hdfs/server/namenode/RedundantEditLogInputStream.java      | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/RedundantEditLogInputStream.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/RedundantEditLogInputStream.java
index edda691..cbdd292 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/RedundantEditLogInputStream.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/RedundantEditLogInputStream.java
@@ -170,6 +170,7 @@ class RedundantEditLogInputStream extends EditLogInputStream {
       }
       return nextOp();
     } catch (IOException e) {
+      LOG.warn("encountered an exception", e);
       return null;
     }
   }
@@ -228,7 +229,8 @@ class RedundantEditLogInputStream extends EditLogInputStream {
               "streams are shorter than the current one!  The best " +
               "remaining edit log ends at transaction " +
               newLast + ", but we thought we could read up to transaction " +
-              oldLast + ".  If you continue, metadata will be lost forever!");
+              oldLast + ".  If you continue, metadata will be lost forever!",
+              prevException);
         }
         LOG.error("Got error reading edit log input stream " +
           streams[curIdx].getName() + "; failing over to edit log " +


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