A strong argument for YARN mode can be the isolation of multiple users and jobs. You can easily start a new Flink cluster for each job or user. However, this comes at the price of resource (memory) fragmentation. YARN mode does not use memory as effective as cluster mode.
2015-11-25 9:46 GMT+01:00 Ufuk Celebi <u...@apache.org>: > > On 25 Nov 2015, at 02:35, Welly Tambunan <if05...@gmail.com> wrote: > > > > Hi All, > > > > I would like to know if there any feature differences between using > Standalone Cluster vs YARN ? > > > > Until now we are using Standalone cluster for our jobs. > > Is there any added value for using YARN ? > > > > We don't have any hadoop infrastructure in place right now but we can > provide that if there's some value to that. > > There are no features, which only work on YARN or in standalone clusters. > YARN mode is essentially starting a standalone cluster in YARN containers. > > In failure cases I find YARN more convenient, because it takes care of > restarting failed task manager processes/containers for you. > > – Ufuk > >
