Any idea? Thanks. On Mon, Jul 30, 2018 at 11:25 AM, Lian Jiang <jiangok2...@gmail.com> wrote:
> This document mentions namenode formatting and bootstrapping: > https://docs.hortonworks.com/HDPDocuments/HDP3/HDP-3.0.0/ > data-storage/content/format_namenodes.html > > Can ambari blueprint take care of it? How to streamline the HDP > installation automation? > > On Mon, Jul 30, 2018 at 9:32 AM, Lian Jiang <jiangok2...@gmail.com> wrote: > >> Hi, >> >> I am using ambari 2.7 blueprint to install HDP3.0. After installing, the >> active namenode cannot start due to error: >> >> 2018-07-30 04:41:03,839 WARN namenode.FSNamesystem >> (FSNamesystem.java:loadFromDisk(716)) - Encountered exception loading >> fsimage >> java.io.IOException: NameNode is not formatted. >> at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransi >> tionRead(FSImage.java:237) >> at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSIm >> age(FSNamesystem.java:1086) >> at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFrom >> Disk(FSNamesystem.java:714) >> at org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesyst >> em(NameNode.java:632) >> at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(N >> ameNode.java:694) >> at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameN >> ode.java:937) >> at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameN >> ode.java:910) >> at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNo >> de(NameNode.java:1643) >> at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNod >> e.java:1710) >> >> >> >> By running "sudo -u hdfs hdfs namenode -format" mentioned in >> https://community.cloudera.com/t5/Cloudera-Manager-Installat >> ion/Got-error-java-io-IOException-NameNode-is-not- >> formatted-but/td-p/56814, I am able to start namenode. However, for HDP >> installation automation, I should not have run this command manually. >> >> Any idea why ambari failed to format namenode in the first place? Thanks. >> > >
