Vivek Ratnavel Subramanian created HDDS-1477:
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Summary: Recon Server stops after failed attempt to get snapshot
from OM
Key: HDDS-1477
URL: https://issues.apache.org/jira/browse/HDDS-1477
Project: Hadoop Distributed Data Store
Issue Type: Bug
Components: Ozone Recon
Affects Versions: 0.4.0
Reporter: Vivek Ratnavel Subramanian
Assignee: Aravindan Vijayan
Recon server stop after it is unable to connect to om
{code:java}
2019-04-26 14:55:03,441 INFO org.apache.hadoop.utils.db.DBStoreBuilder: using
custom profile for table: default
2019-04-26 14:55:03,441 INFO org.apache.hadoop.utils.db.DBStoreBuilder: Using
default column profile:DBProfile.DISK for Table:default
2019-04-26 14:55:03,444 INFO org.apache.hadoop.utils.db.DBStoreBuilder: Using
default options. DBProfile.DISK
2019-04-26 14:55:03,659 INFO org.apache.hadoop.conf.Configuration.deprecation:
No unit for recon.om.connection.request.timeout(5000) assuming MILLISECONDS
2019-04-26 14:56:05,389 INFO
org.apache.hadoop.ozone.recon.tasks.ContainerKeyMapperTask: Starting a run of
ContainerKeyMapperTask.
2019-04-26 14:56:05,454 ERROR
org.apache.hadoop.ozone.recon.spi.impl.OzoneManagerServiceProviderImpl: Unable
to obtain Ozone Manager DB Snapshot.
org.apache.http.conn.HttpHostConnectException: Connect to 0.0.0.0:9874
[/0.0.0.0] failed: Connection refused (Connection refused)
at
org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:158)
at
org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)
at
org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)
at
org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
at
org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
at
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
at
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107)
at org.apache.hadoop.ozone.recon.ReconUtils.makeHttpCall(ReconUtils.java:161)
at
org.apache.hadoop.ozone.recon.spi.impl.OzoneManagerServiceProviderImpl.getOzoneManagerDBSnapshot(OzoneManagerServiceProviderImpl.java:173)
at
org.apache.hadoop.ozone.recon.spi.impl.OzoneManagerServiceProviderImpl.updateReconOmDBWithNewSnapshot(OzoneManagerServiceProviderImpl.java:144)
at
org.apache.hadoop.ozone.recon.tasks.ContainerKeyMapperTask.run(ContainerKeyMapperTask.java:69)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
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)
Caused by: java.net.ConnectException: Connection refused (Connection refused)
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at
java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:204)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at
org.apache.http.conn.socket.PlainConnectionSocketFactory.connectSocket(PlainConnectionSocketFactory.java:74)
at
org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:141)
... 20 more
2019-04-26 14:56:05,456 ERROR
org.apache.hadoop.ozone.recon.spi.impl.OzoneManagerServiceProviderImpl: Null
snapshot location got from OM.
2019-04-26 16:09:09,557 INFO org.apache.hadoop.ozone.recon.ReconServer:
Stopping Recon server
{code}
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