hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Anh Vũ Nguyễn <anhvur...@gmail.com>
Subject Re: hdfs disappears
Date Tue, 24 Feb 2009 05:16:04 GMT
Yes, your solution is true. The problem has been fixed. Thanks again. :)

On Tue, Feb 24, 2009 at 11:15 AM, Matei Zaharia <matei@cloudera.com> wrote:

> That would be a good idea, or to have the default be within the Hadoop
> installation directory so you can't miss it (like logs is). Not sure why it
> was placed in /tmp.
>
> On Mon, Feb 23, 2009 at 8:10 PM, Mark Kerzner <markkerzner@gmail.com>
> wrote:
>
> > Exactly the same thing happened to me, and Brian gave the same answer.
> What
> > if the default is changed to the user's home directory somewhere?
> >
> > On Mon, Feb 23, 2009 at 10:05 PM, Brian Bockelman <bbockelm@cse.unl.edu
> > >wrote:
> >
> > > Hello,
> > >
> > > Where are you saving your data?  If it's being written into /tmp, it
> will
> > > be deleted every time you restart your computer.  I believe writing
> into
> > > /tmp is the default for Hadoop unless you changed it in
> hadoop-site.xml.
> > >
> > > Brian
> > >
> > >
> > > On Feb 23, 2009, at 10:00 PM, Anh Vũ Nguyễn wrote:
> > >
> > >  Hi everyone!
> > >> I am using Hadoop Core (version 0.19.0), os : Ubuntu 8.04, on one
> single
> > >> machine (for testing purpose). Everytime I shutdown my computer and
> turn
> > >> on
> > >> it again, I can't access the virtual distributed file system just by
> > >> command
> > >> "{$HADOOP_HOME}/bin/start-all.sh". All the data has disappeared, and I
> > >> have
> > >> to reformat the file system (using {$HADOOP_HOME}/bin/hadoop namenode
> > >> -format) before "start-all.sh". Can any one explain me how to fix this
> > >> problem?
> > >> Thanks in advance.
> > >> Vu Nguyen.
> > >>
> > >
> > >
> >
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message