Hi Kamaraj,
If you are trying to setup an HA cluster, you need couple of more configs
as well, You can follow this document, this should answer all your doubts :
https://hadoop.apache.org/docs/r3.3.0/hadoop-project-dist/hadoop-hdfs/HDFSHighAvailabilityWithQJM.html#Deployment
-Ayush
On Sun, 23 Aug 2020 at 18:53, Muthupandiyan, Kamaraj <
kamaraj.muthupandi...@hpe.com> wrote:
> Hi Mingliang Liu,
>
>
>
> Thank you for your reply.
>
>
>
> As I am completely new to setting up the Hadoop cluster I am not sure
> about the value of *fs.defaultFS.* I have set the below one as the
> value, Could you please help me with the correct value.
>
>
>
> <property>
>
> <name>fs.defaultFS</name>
>
> <value>hdfs://hdfs</value>
>
> </property>
>
>
>
>
>
> As a additional information, we have two name nodes in our cluster.
>
>
>
> Regards,
>
> Kamaraj
>
> InfoSight - SRE
>
>
>
> *From: *Mingliang Liu <lium...@gmail.com>
> *Sent: *Friday, August 21, 2020 11:14 PM
> *To: *Muthupandiyan, Kamaraj <kamaraj.muthupandi...@hpe.com>
> *Cc: *user@hadoop.apache.org
> *Subject: *Re: Error while running "hdfs fs" commands
>
>
>
> Seems that you have a wrong fs.defaultFS configuration in your
> core-site.xml
>
>
>
> For the second command you should follow the user manual. The input is
> simply not valid. Try something like:
>
>
>
> hadoop fs -ls hdfs://sym-hdfsnn1.lvs.nimblestorage.com/user
>
> or
>
> hadoop fs -ls file:///tmp
>
>
>
> On Fri, Aug 21, 2020 at 9:07 AM Muthupandiyan, Kamaraj <
> kamaraj.muthupandi...@hpe.com> wrote:
>
> Hi Team,
>
>
>
> Whenever I am executing the hdfs fs command and I am getting below error,
> please help me with this.
>
>
>
> [hdfs@hdfsnn1 ~]$ hdfs dfs -ls /user
>
> -ls: java.net.UnknownHostException: hdfs
>
>
>
>
>
> [hdfs@sym-hdfsnn1 ~]$ hadoop fs -ls / file:///|hdfs:hdfsnn1:8020/
>
> -bash: hdfs:sym-hdfsnn1.lvs.nimblestorage.com:8020/: No such file or
> directory
>
> -ls: java.net.UnknownHostException: hdfs
>
> Usage: hadoop fs [generic options]
>
> [-appendToFile <localsrc> ... <dst>]
>
> [-cat [-ignoreCrc] <src> ...]
>
> [-checksum <src> ...]
>
> [-chgrp [-R] GROUP PATH...]
>
> [-chmod [-R] <MODE[,MODE]... | OCTALMODE> PATH...]
>
> [-chown [-R] [OWNER][:[GROUP]] PATH...]
>
> [-copyFromLocal [-f] [-p] [-l] [-d] <localsrc> ... <dst>]
>
> [-copyToLocal [-f] [-p] [-ignoreCrc] [-crc] <src> ... <localdst>]
>
> [-count [-q] [-h] [-v] [-t [<storage type>]] [-u] [-x] <path> ...]
>
> [-cp [-f] [-p | -p[topax]] [-d] <src> ... <dst>]
>
> [-createSnapshot <snapshotDir> [<snapshotName>]]
>
> [-deleteSnapshot <snapshotDir> <snapshotName>]
>
> [-df [-h] [<path> ...]]
>
> [-du [-s] [-h] [-x] <path> ...]
>
> [-expunge]
>
> [-find <path> ... <expression> ...]
>
> [-get [-f] [-p] [-ignoreCrc] [-crc] <src> ... <localdst>]
>
> [-getfacl [-R] <path>]
>
> [-getfattr [-R] {-n name | -d} [-e en] <path>]
>
> [-getmerge [-nl] [-skip-empty-file] <src> <localdst>]
>
> [-help [cmd ...]]
>
> [-ls [-C] [-d] [-h] [-q] [-R] [-t] [-S] [-r] [-u] [<path> ...]]
>
> [-mkdir [-p] <path> ...]
>
> [-moveFromLocal <localsrc> ... <dst>]
>
>
>
>
>
>
>
> Regards,
>
> Kamaraj
>
> InfoSight - SRE
>
>
>
>
>
>
> --
>
> L
>
>
>
