Hi Min, It works. Chukwa 0.4.0 is compatible to Hadoop 0.18.x. However, we really like people to move to Hadoop 0.20 so we can remove some legacy code for supporting older version of Hadoop.
regards, Eric On Sun, Oct 24, 2010 at 7:08 AM, Min Zhou <[email protected]> wrote: > Hi guys, > > From the document of Chukwa 0.4.0, it mentions that "Note that these > directions require Hadoop 0.20.0+. Earlier versions of Hadoop do not > have the hooks that Chukwa requires in order to grab MapReduce job > logs." Can anyone tell me the reason why chukwa requires 0.20.0+, we > know job logs and metrics are also supported by hadoop 0.19.x. > > If we deploy chukwa 0.4.0 on a hadoop cluster under the version of > 0.19.2. What will happens? > > > Thanks, > Min > > > -- > My research interests are distributed systems, parallel computing and > bytecode based virtual machine. > > My profile: > http://www.linkedin.com/in/coderplay > My blog: > http://coderplay.javaeye.com >
