Yes... I meant the LTC. On Aug 2, 2011, at 1:23 PM, <[email protected]> wrote:
> Eli, > > I hope we don't have to remove the TaskTracker *grin*. > > Devaraj/Allen, > > You mean LinuxTaskController only, right ? > > The default is DefaultTaskController, which is not relevant to these > discussions. > > +1. This is the easiest way to get 0.22.0 out. > > - Milind > --- > Milind Bhandarkar > Greenplum Labs, EMC > > > > > On 8/2/11 1:07 PM, "Devaraj Das" <[email protected]> wrote: > >> +1 to removing the TaskController code for the 0.22 release. >> >> In the MR-279 branch, the security issues identified in MAPREDUCE-2178 >> have been taken care of (to my knowledge). >> >> On Aug 2, 2011, at 12:58 PM, Eli Collins wrote: >> >>> On Tue, Aug 2, 2011 at 12:25 PM, Eli Collins <[email protected]> wrote: >>>> On Tue, Aug 2, 2011 at 12:19 PM, <[email protected]> wrote: >>>>> Having talked to various folks in the community about their >>>>> willingness to >>>>> stabilize and use 0.22 and make it production-quality, here is what I >>>>> propose: >>>>> >>>>> 1. Cut a release 0.22.0 without mapreduce-2178 patch, with >>>>> hadoop.security.authentication set to simple (I.e. No authentication). >>>>> Make sure that MR-2178 is highlighted as known-issue in the top-level >>>>> dir >>>>> (create a KNOWN-ISSUES.txt ?), and carry out a vote. >>>>> >>>>> 2. Later, when MR-2178 patch is committed, cut a release for 0.22.1. >>>>> (I >>>>> have heard of folks working on it, but no date commitments yet.) >>>>> >>>>> The reason a 0.22.0 release should happen, IMHO, even without >>>>> MR-2178, is >>>>> that the other components of Hadoop stack (e.g. Pig, hbase, hive etc) >>>>> will >>>>> have a release to test against, and fix any issues for >>>>> incompatibility. >>>>> Also, for folks who do not use kerberos authentication (>90% of the >>>>> hadoop >>>>> users, to my knowledge), it will be a release closest to trunk, with >>>>> HDFS >>>>> appends. Plus, any issues found in the HDFS part of the release would >>>>> be >>>>> directly applicable to the trunk and other future releases. (Not so >>>>> about >>>>> map-reduce, which will undergo major surgery in trunk because of >>>>> MR-279.) >>>>> >>>>> Thoughts ? >>>>> >>>> >>>> Sounds reasonable to me. #1 is what we did for the 0.21 release. >>> >>> Actually, I didn't read close enough. For 0.21 we actually removed the >>> task tracker, think it makes sense to do that here as well. >>> >>> Thanks, >>> Eli >> >> >
