ruiliang created HDFS-17407:
-------------------------------

             Summary: Exception during image upload
                 Key: HDFS-17407
                 URL: https://issues.apache.org/jira/browse/HDFS-17407
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: namanode
    Affects Versions: 3.1.0
         Environment: hadoop 3.1.0 

linux:ubuntu 16.04

ambari-hdp:3.1.1
            Reporter: ruiliang


After I added the third hdfs namenode, the service was fine. However, the two 
Standby namenode service logs always show exceptions during image upload. 
However, I observe that the image file of the primary node is being updated 
normally, which indicates that the secondary node has merged the image file and 
uploaded it to the primary node. But I don't understand why two Standby 
namenode keep sending such exception logs. Are there potential risk issues?

 

 
{code:java}
2024-03-01 15:31:46,162 INFO  namenode.TransferFsImage 
(TransferFsImage.java:copyFileToStream(394)) - Sending fileName: 
/data/hadoop/hdfs/namenode/current/fsimage_0000000055689095810, fileSize: 
4626167848. Sent total: 1703936 bytes. Size of last segment intended to send: 
131072 bytes.
java.io.IOException: Error writing request body to server
        at 
sun.net.www.protocol.http.HttpURLConnection$StreamingOutputStream.checkError(HttpURLConnection.java:3587)
        at 
sun.net.www.protocol.http.HttpURLConnection$StreamingOutputStream.write(HttpURLConnection.java:3570)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.copyFileToStream(TransferFsImage.java:376)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.writeFileToPutRequest(TransferFsImage.java:320)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.uploadImage(TransferFsImage.java:294)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.uploadImageFromStorage(TransferFsImage.java:229)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$1.call(StandbyCheckpointer.java:236)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$1.call(StandbyCheckpointer.java:231)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
2024-03-01 15:31:46,630 INFO  blockmanagement.BlockManager 
(BlockManager.java:enqueue(4923)) - Block report queue is full
2024-03-01 15:31:46,664 ERROR ha.StandbyCheckpointer 
(StandbyCheckpointer.java:doWork(452)) - Exception in doCheckpoint
java.io.IOException: Exception during image upload
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer.doCheckpoint(StandbyCheckpointer.java:257)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer.access$1500(StandbyCheckpointer.java:62)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$CheckpointerThread.doWork(StandbyCheckpointer.java:432)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$CheckpointerThread.access$600(StandbyCheckpointer.java:331)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$CheckpointerThread$1.run(StandbyCheckpointer.java:351)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:360)
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1710)
        at 
org.apache.hadoop.security.SecurityUtil.doAsLoginUserOrFatal(SecurityUtil.java:480)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$CheckpointerThread.run(StandbyCheckpointer.java:347)
Caused by: java.util.concurrent.ExecutionException: java.io.IOException: Error 
writing request body to server
        at java.util.concurrent.FutureTask.report(FutureTask.java:122)
        at java.util.concurrent.FutureTask.get(FutureTask.java:192)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer.doCheckpoint(StandbyCheckpointer.java:250)
        ... 9 more
Caused by: java.io.IOException: Error writing request body to server
        at 
sun.net.www.protocol.http.HttpURLConnection$StreamingOutputStream.checkError(HttpURLConnection.java:3587)
        at 
sun.net.www.protocol.http.HttpURLConnection$StreamingOutputStream.write(HttpURLConnection.java:3570)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.copyFileToStream(TransferFsImage.java:376)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.writeFileToPutRequest(TransferFsImage.java:320)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.uploadImage(TransferFsImage.java:294)
        at 
org.apache.hadoop.hdfs.server.namenode.TransferFsImage.uploadImageFromStorage(TransferFsImage.java:229)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$1.call(StandbyCheckpointer.java:236)
        at 
org.apache.hadoop.hdfs.server.namenode.ha.StandbyCheckpointer$1.call(StandbyCheckpointer.java:231)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748) {code}
 

 



--
This message was sent by Atlassian Jira
(v8.20.10#820010)

---------------------------------------------------------------------
To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org

Reply via email to