Yarn : Automatic clearing of filecache & usercache
问题 We are running a spark streaming job with yarn as resource manager, noticing that these two directories are getting filled up on the data nodes and we are running out of space when we only run for couple of min's /tmp/hadoop/data/nm-local-dir/filecache /tmp/hadoop/data/nm-local-dir/filecache these directories are not getting cleared automatically , from my research found that this property need's to be set, yarn.nodemanager.localizer.cache.cleanup.interval-ms Even after setting this up ..it's