Hello.   We are having a problem where all the jobs we run on YARN are ending on a pool called default that we didn't create it. This happens for hive, spark, etc.   Our Dynamic Resource Pool Configuration is: root root.myuser   And our placement rules only has one entry: root.<username> pool; create the pool if it doesn't exist   We don't understand how can the jobs end in the default pool.   Relevant configs: yarn.scheduler.fair.user-as-default-queue   [x] ResourceManager Default Group yarn.scheduler.fair.allow-undeclared-pools [x] YARN (MR2 Included) (Service-Wide)       ... View more