Thanks, I exactly wanted to ask this for our R&D roadmap. 2009/9/23 Aaron Kimball <[email protected]>
> Or maybe more pessimistically, the second "stable" append implementation. > > It's not like HADOOP-1700 wasn't intended to work. It was just found not to > after the fact. Hopefully this reimplementation will succeed. If you're > running a cluster that contains mission-critical data that cannot tolerate > corruption or loss, you shouldn't jump on the new-feature bandwagon until > it's had time to prove itself in the wild. > > But yes, we hope that appends will really-truly work in 0.21. > Experimental/R&D projects should be able to plan on having a working append > function in 0.21. > > - Aaron > > On Sun, Sep 20, 2009 at 3:58 PM, Stas Oskin <[email protected]> wrote: > > > Hi. > > > > Just to understand the road-map, 0.21 will be the first stable "append" > > implementation? > > > > Regards. > > > > 2009/9/20 Owen O'Malley <[email protected]> > > > > > > > > On Sep 13, 2009, at 3:08 AM, Stas Oskin wrote: > > > > > > Hi. > > >> > > >> Any idea when the "append" functionality is expected? > > >> > > > > > > A working append is a blocker on HDFS 0.21.0. > > > > > > The code for append is expected to be complete in a few weeks. > Meanwhile, > > > the rest of Common, HDFS, and MapReduce have feature-frozen and need to > > be > > > stabilized and all of the critical bugs fixed. I'd expect the first > > releases > > > of 0.21.0 in early November. > > > > > > -- Owen > > > > > >
