I've got a couple of wines saved up, could be useful for this upgrade. Thanks for the heads-up.
On 20 October 2010 17:23, Michael Segel <michael_se...@hotmail.com> wrote: > > CDH3B3 is the latest. > > My suggestion is that you get a large bottle of your favorite alcoholic > beverage and enjoy it while you're doing this upgrade. > > In B3 you have user hadoop going to hdfs and the introduction of user > mapred. > So your hdfs stuff has to be owned by hdfs:hadoop and mapred stuff owned by > mapred:hadoop. > (That's group hadoop btw) > > Then you have to make sure that your unix directories have the correct file > permissions because if they don't hadoop fails. > > Also since you're not using the start-all, start-hbase scripts you have to > write your own script that uses the /etc/init.d/hadoop* scripts. > > Then there are zookeeper issues... > > But when all said and done... its more stable than hbase-0.20.3 (Cloudera's > earlier release of Hbase) and 0.89 seems fairly stable in B3. (We're still > testing it and trying to break it.) > > HTH > > -Mike > > > > Date: Wed, 20 Oct 2010 13:53:11 +0100 > > Subject: Re: Upgrading Hadoop from CDH3b3 to CDH3 > > From: abhinay.me...@gmail.com > > To: common-user@hadoop.apache.org > > > > Yes you are right, we obviously have beta2 installed on our cluster too. > > Thanks. > > > > On 20 October 2010 12:35, ed <hadoopn...@gmail.com> wrote: > > > > > I don't think there is a stable CDH3 yet although we've been using > CDH3B2 > > > and it has been pretty stable for us. (at least I don't see it > available > > > on > > > their website and they JUST announced CDH3B3 last week at HadoopWorld. > > > > > > ~Ed > > > > > > > > > On Wed, Oct 20, 2010 at 5:57 AM, Abhinay Mehta < > abhinay.me...@gmail.com > > > >wrote: > > > > > > > Hi all, > > > > > > > > We currently have Cloudera's Hadoop beta 3 installed on our cluster, > we > > > > would like to upgrade to the latest stable release CDH3. > > > > Is there documentation or recommended steps on how to do this? > > > > > > > > We found some docs on how to upgrade from CDH2 and CDHb2 to CDHb3 > here: > > > > > > > > > > > > https://docs.cloudera.com/display/DOC/Hadoop+Upgrade+from+CDH2+or+CDH3b2+to+CDH3b3 > > > > Are the same steps recommended to upgrade to CDH3? > > > > > > > > I'm hoping it's a lot easier to upgrade from beta3 to the latest > stable > > > > version than that document states? > > > > > > > > Thank you. > > > > Abhinay Mehta > > > > > > > > >
