createNonRecursive() should throw exception if parent directory doesn't already exist,  which is extremely important for HBase to do fencing of dead region servers properly.
createNonRecursive() should throw exception if parent directory doesn't already exist,  which is extremely important for HBase to do fencing of dead region servers properly.

yuluo-ding/alluxio,uronce-cc/alluxio,ShailShah/alluxio,apc999/alluxio,apc999/alluxio,apc999/alluxio,yuluo-ding/alluxio,mesosphere/tachyon,wwjiang007/alluxio,Reidddddd/alluxio,yuluo-ding/alluxio,ooq/memory,calvinjia/tachyon,madanadit/alluxio,EvilMcJerkface/alluxio,aaudiber/alluxio,aaudiber/alluxio,yuluo-ding/alluxio,jswudi/alluxio,aaudiber/alluxio,wwjiang007/alluxio,uronce-cc/alluxio,ChangerYoung/alluxio,jsimsa/alluxio,bf8086/alluxio,jsimsa/alluxio,bf8086/alluxio,riversand963/alluxio,wwjiang007/alluxio,Alluxio/alluxio,yuluo-ding/alluxio,Reidddddd/mo-alluxio,calvinjia/tachyon,madanadit/alluxio,WilliamZapata/alluxio,ShailShah/alluxio,madanadit/alluxio,EvilMcJerkface/alluxio,wwjiang007/alluxio,mesosphere/tachyon,solzy/tachyon,maboelhassan/alluxio,ShailShah/alluxio,ShailShah/alluxio,maboelhassan/alluxio,Reidddddd/mo-alluxio,Alluxio/alluxio,apc999/alluxio,mesosphere/tachyon,apc999/alluxio,bf8086/alluxio,maobaolong/alluxio,WilliamZapata/alluxio,PasaLab/tachyon,maboelhassan/alluxio,maobaolong/alluxio,EvilMcJerkface/alluxio,maboelhassan/alluxio,bf8086/alluxio,Alluxio/alluxio,Reidddddd/mo-alluxio,Reidddddd/mo-alluxio,jswudi/alluxio,jswudi/alluxio,wwjiang007/alluxio,Reidddddd/alluxio,Reidddddd/alluxio,bf8086/alluxio,Alluxio/alluxio,wwjiang007/alluxio,maboelhassan/alluxio,maboelhassan/alluxio,calvinjia/tachyon,EvilMcJerkface/alluxio,riversand963/alluxio,bf8086/alluxio,riversand963/alluxio,carsonwang/tachyon,uronce-cc/alluxio,maobaolong/alluxio,aaudiber/alluxio,jsimsa/alluxio,jswudi/alluxio,WilliamZapata/alluxio,jsimsa/alluxio,Alluxio/alluxio,mesosphere/tachyon,jswudi/alluxio,Alluxio/alluxio,jsimsa/alluxio,EvilMcJerkface/alluxio,PasaLab/tachyon,Alluxio/alluxio,PasaLab/tachyon,maobaolong/alluxio,maobaolong/alluxio,PasaLab/tachyon,EvilMcJerkface/alluxio,bf8086/alluxio,Reidddddd/alluxio,WilliamZapata/alluxio,EvilMcJerkface/alluxio,wwjiang007/alluxio,ChangerYoung/alluxio,uronce-cc/alluxio,yuluo-ding/alluxio,riversand963/alluxio,wwjiang007/alluxio,ooq/memory,Alluxio/alluxio,maobaolong/alluxio,ChangerYoung/alluxio,Reidddddd/mo-alluxio,wwjiang007/alluxio,jswudi/alluxio,carsonwang/tachyon,maobaolong/alluxio,Reidddddd/alluxio,PasaLab/tachyon,maobaolong/alluxio,madanadit/alluxio,calvinjia/tachyon,ChangerYoung/alluxio,ooq/memory,ChangerYoung/alluxio,madanadit/alluxio,apc999/alluxio,PasaLab/tachyon,uronce-cc/alluxio,calvinjia/tachyon,wwjiang007/alluxio,madanadit/alluxio,maobaolong/alluxio,riversand963/alluxio,aaudiber/alluxio,Reidddddd/alluxio,ShailShah/alluxio,carsonwang/tachyon,riversand963/alluxio,solzy/tachyon,madanadit/alluxio,ChangerYoung/alluxio,Reidddddd/mo-alluxio,solzy/tachyon,WilliamZapata/alluxio,Reidddddd/alluxio,carsonwang/tachyon,calvinjia/tachyon,calvinjia/tachyon,ooq/memory,Alluxio/alluxio,solzy/tachyon,bf8086/alluxio,jsimsa/alluxio,aaudiber/alluxio,Alluxio/alluxio,calvinjia/tachyon,uronce-cc/alluxio,maobaolong/alluxio,ShailShah/alluxio,PasaLab/tachyon,aaudiber/alluxio,maboelhassan/alluxio,apc999/alluxio,EvilMcJerkface/alluxio,madanadit/alluxio,WilliamZapata/alluxio