I think that the production momentum is definitely on the 0.20.20x series. THose are pretty much guaranteed to be compatible with 0.23 (aka MapReduce nextGen) because of who is pushing them.
On Sun, May 22, 2011 at 11:04 AM, Grant Ingersoll <[email protected]>wrote: > The release notes for 0.21 weren't exactly inspirational when it comes to > adoption: > "It has not undergone testing at scale and should not be considered stable > or suitable for production." - -- > http://hadoop.apache.org/common/releases.html > > -G > > On May 21, 2011, at 2:43 PM, Ted Dunning wrote: > > > StumbleUpon and TrendMicro are on 0.20, I think. > > > > Yahoo might have some 0.21 stuff going. > > > > FB is 0.20 for the hbase stuff. > > > > On Sat, May 21, 2011 at 2:39 PM, Jake Mannix <[email protected]> > wrote: > > > >> On Sat, May 21, 2011 at 2:16 PM, Ted Dunning <[email protected]> > >> wrote: > >> > >>> Actually, I don't know of many who are even using 0.21. Pretty much > >>> everybody I know is using 0.20.3 > >>> > >> > >> Yep, I think we're actually on some 0.20.1 variant, still. And isn't > >> Facebook > >> on 0.20-append (or some variation therof) I don't know anyone big on > 0.21 > >> or higher. > >> > >> On Sat, May 21, 2011 at 1:44 PM, Shannon Quinn <[email protected]> > wrote: > >>>> Unless, of course, everyone has been using 0.21 or even 0.22 as you > >> have > >>> :) > >>>> > >>> > >> > >> -jake > >> > > >
