question is it neccesery to backup the folder - /var/hadoop/hdfs/namenode/current before HDP upgrade in Support Questions https://community.cloudera.com/t5/Support-Questions/is-it-neccesery-to-backup-the-folder-var-hadoop-hdfs/m-p/235983#M197796 <P><BR /></P><P>Dear colleges and friends</P><P><BR /></P><P>I just reviewing on the HDP upgrade <EM>hortronworks</EM> documentation </P><P>but not see the section about backup the folder - <STRONG>/var/hadoop/hdfs/namenode/current</STRONG></P><P>is it necessary to backup the folder - current before HDP upgrade ?</P><P><BR /></P><P>as</P><PRE>tar -zcvf current_bck.tar.gz /var/hadoop/hdfs/namenode/current -rw-r--r-- 1 root root 9062640 Jul 22 09:28 current_bck.tar.gz</PRE><P><BR /></P> Mon, 22 Jul 2019 16:34:10 GMT yosefgogogogo93 2019-07-22T16:34:10Z is it neccesery to backup the folder - /var/hadoop/hdfs/namenode/current before HDP upgrade https://community.cloudera.com/t5/Support-Questions/is-it-neccesery-to-backup-the-folder-var-hadoop-hdfs/m-p/235983#M197796 <P><BR /></P><P>Dear colleges and friends</P><P><BR /></P><P>I just reviewing on the HDP upgrade <EM>hortronworks</EM> documentation </P><P>but not see the section about backup the folder - <STRONG>/var/hadoop/hdfs/namenode/current</STRONG></P><P>is it necessary to backup the folder - current before HDP upgrade ?</P><P><BR /></P><P>as</P><PRE>tar -zcvf current_bck.tar.gz /var/hadoop/hdfs/namenode/current -rw-r--r-- 1 root root 9062640 Jul 22 09:28 current_bck.tar.gz</PRE><P><BR /></P> Mon, 22 Jul 2019 16:34:10 GMT https://community.cloudera.com/t5/Support-Questions/is-it-neccesery-to-backup-the-folder-var-hadoop-hdfs/m-p/235983#M197796 yosefgogogogo93 2019-07-22T16:34:10Z Re: is it neccesery to backup the folder - /var/hadoop/hdfs/namenode/current before HDP upgrade https://community.cloudera.com/t5/Support-Questions/is-it-neccesery-to-backup-the-folder-var-hadoop-hdfs/m-p/235984#M197797 <P>Hi,</P><P><BR /></P><P>see this form ambari minor upgrade:</P><P><BR /></P><P><A rel="noopener noreferrer noopener noreferrer" href="https://docs.hortonworks.com/HDPDocuments/Ambari-2.7.3.0/bk_ambari-upgrade/content/checkpoint_hdfs.html" target="_blank">https://docs.hortonworks.com/HDPDocuments/Ambari-2.7.3.0/bk_ambari-upgrade/content/checkpoint_hdfs.html</A></P><P><BR /></P><P>Do you have hdfs whit HA enabled?</P><P><BR /></P> Thu, 25 Jul 2019 13:34:57 GMT https://community.cloudera.com/t5/Support-Questions/is-it-neccesery-to-backup-the-folder-var-hadoop-hdfs/m-p/235984#M197797 isoardi 2019-07-25T13:34:57Z