+ Navina Hey Karthik,
YARN 2.6.0 FairShare. Cheers, Chris On 3/16/15 1:28 PM, "Karthik Kambatla" <[email protected]> wrote: >Hey Chris > >What scheduler/version is this? > >On Mon, Mar 16, 2015 at 12:01 PM, Chris Riccomini < >[email protected]> wrote: > >> Hey all, >> >> We have been testing YARN with host-specific ContainerRequests. For our >> tests, we've been using the DistributedShell example. We've applied >> YARN-1974, which allows us to specify node lists, relax locality, etc. >> Everything seems to work as expected when we have relaxLocality set to >> false, and we request a specific host. >> >> When we set relaxLocality to true, things get weird. We run three nodes: >> node1, node2, and node3. When we start DistributedShell with, we >>configure >> it (via CLI params) to use two containers, and have a host-level request >> for node3. What we observe is that the AM and one container both end up >>on >> node2, and a third container ends up on node3. There are enough >>resources >> for node3 to handle both containers, but the second one doesn't end up >> there. We also notice that the DistributedShell app wedges because the >> container on node3 never completes. >> >> What is the expected behavior here? This seems to be broken. >> >> Cheers, >> Chris >> > > > >-- >Karthik Kambatla >Software Engineer, Cloudera Inc. >-------------------------------------------- >http://five.sentenc.es
