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Posted to commits@impala.apache.org by ta...@apache.org on 2019/12/17 17:00:43 UTC

[impala] 01/04: [DOCS] Clarification on HADOOP-15720 in impala_known_issues.xml

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

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

commit cd7454be660a8b6895f440c3eab8a707587ad2c5
Author: Alex Rodoni <ar...@cloudera.com>
AuthorDate: Fri Dec 13 12:52:34 2019 -0800

    [DOCS] Clarification on HADOOP-15720 in impala_known_issues.xml
    
    Change-Id: I724085ee63005cb2ce68a4532e6cf315d4799e7a
    Reviewed-on: http://gerrit.cloudera.org:8080/14906
    Tested-by: Impala Public Jenkins <im...@cloudera.com>
    Reviewed-by: Robbie Zhang <rz...@cloudera.com>
    Reviewed-by: Joe McDonnell <jo...@cloudera.com>
---
 docs/topics/impala_known_issues.xml | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/docs/topics/impala_known_issues.xml b/docs/topics/impala_known_issues.xml
index 6b0331a..7ad7604 100644
--- a/docs/topics/impala_known_issues.xml
+++ b/docs/topics/impala_known_issues.xml
@@ -652,15 +652,15 @@ explain SELECT 1 FROM alltypestiny a1
       <title>Queries Stuck on Failed HDFS Calls and not Timing out</title>
 
       <conbody>
-
-        <p>
-          If the following error appears multiple times in a short duration while running a
-          query, it would mean that the connection between the <codeph>impalad</codeph> and the
-          HDFS NameNode is in a bad state and hence the <codeph>impalad</codeph> would have to
-          be restarted:
-        </p>
+        <p> In Impala 3.2 and higher, if the following error appears multiple
+          times in a short duration while running a query, it would mean that
+          the connection between the <codeph>impalad</codeph> and the HDFS
+          NameNode is in a bad state and hence the <codeph>impalad</codeph>
+          would have to be restarted: </p>
 
 <codeblock>"hdfsOpenFile() for &lt;filename> at backend &lt;hostname:port> failed to finish before the &lt;hdfs_operation_timeout_sec> second timeout " </codeblock>
+        <p>In Impala 3.1 and lower, the same issue would cause Impala to wait for
+          a long time or hang without showing the above error message.</p>
 
         <p>
           <b>Apache Issue:</b>