Hi Hanish, Are you using 0.94.6? Or 0.94.6.1?
There was some issues on 0.94.6 with the rolling restart I think. If you are using 0.94.6.1 there should not be any issue. And you are right, there is no API changes. It's compatible. JM 2013/7/4 Hanish Bansal <[email protected]>: > Hi Jean-Marc, > > So I can assume that > Rolling upgrade of all nodes from 0.94.6 to 0.94.8 will not cause any data > inconsistency. > Also there will no java api changes between HBase minor releases > > Am i right? > > > On Thu, Jul 4, 2013 at 8:09 PM, Jean-Marc Spaggiari <[email protected] >> wrote: > >> Hi Hanish, >> >> Clients and servers calls between HBase minor releases are supposed to >> be compatible. >> >> If you want to upgrade all your nodes from 0.94.6 to 0.94.8 (or 0.94.9 >> if you wait few days) simply deploy the new jars and do a >> rolling-restart >> >> JM >> >> 2013/7/4 Hanish Bansal <[email protected]>: >> > Hi >> > >> > I am using HBase-*0.94.6*. >> > >> > I am targeting recent stable release *0.94.7 or 0.94.8*. >> > >> > >> > On Thu, Jul 4, 2013 at 2:13 PM, Jean-Marc Spaggiari < >> [email protected] >> >> wrote: >> > >> >> Hi Hanish, >> >> >> >> Which version are you using, and which version are you targeting? >> >> >> >> That will change the responses we will provide you... >> >> >> >> JM >> >> >> >> 2013/7/4 Hanish Bansal <[email protected]>: >> >> > Hi All, >> >> > >> >> > I am using HBase in distributed mode. A number of master and >> regionserver >> >> > nodes are running on different machines. >> >> > >> >> > Now i want to upgrade HBase version to recent stable release. >> >> > >> >> > My main purpose is to upgrade HBase without shutting down whole >> cluster. >> >> > >> >> > I want to know if on one machine i upgrade HBase and on another >> machines >> >> > old HBase version are running. Will it create any problem? >> >> > >> >> > If i upgrade whole cluster to new HBase version then will it be >> >> consistent >> >> > with previous data? >> >> > >> >> > -- >> >> > *Thanks & Regards* >> >> > *Hanish Bansal* >> >> >> > >> > >> > >> > -- >> > *Thanks & Regards* >> > *Hanish Bansal* >> > > > > -- > *Thanks & Regards* > *Hanish Bansal*
