We've upgraded two separate clusters to version 0.3 and both exhibited data loss in the dfs. We're investigating the root cause, but until then, I recommend avoiding an upgrade. If you must upgrade, back up your data first...
Yoram > -----Original Message----- > From: Owen O'Malley [mailto:[EMAIL PROTECTED] > Sent: Tuesday, June 06, 2006 5:06 PM > To: [email protected] > Subject: Re: Hadoop 0.3.0 > > > On Jun 6, 2006, at 3:24 AM, Vetle Roeim wrote: > > > I see Hadoop 0.3.0 is available for download, but there's been no > > announcement on this list or on the Hadoop web pages? I'm just > > wondering if there's any upgrade procedure, or if it's > simply a matter > > of using the new code with the data already in place... > > Hadoop 0.3.0 was not stable, so there was no release announcement. We > have been having problems with this release, so holding off a > few days > until things have been tested for a while would be wise. > > -- Owen > >
