Matt, Apache Yarn is quite stable, and works in production well - so far. Additional, yarn is backward compatible, so MRv1 jobs running too. For vendor specific questions contact your distribution vendor.
- Alex Sent from my iPad > On 24 Apr 2014, at 22:17, Matt K <[email protected]> wrote: > > We run a number of mission-critical MapReduce jobs daily in our production > cluster, mostly on top of HBase. In the past, we've hit a number of Hadoop > bugs, and found it difficult to maintain a solid SLA. > > We are now moving to CDH5 and evaluating if we should move to YARN or keep > running Hadoop 1. YARN is very compelling, but it's also relatively young. I > know that Cloudera recommends YARN over Hadoop 1 in CDH5, but I could use a > second opinion :) > > Can someone running YARN in a mission-critical Production environment share > their experience, specifically as it relates to stability? I realize that > this is a question that lends itself to a somewhat subjective answer. > > Thanks, > -Matt
