hadoop03: /dev/shm/yarn/local/usercache/root/appcache/application_1785244062659_0002/output/attempt_1785244062659_0002_r_000384_0/map_1464.out.merged
du -sh /dev/shm/yarn/local/usercache/root/appcache/application_1785244062659_0002/output/attempt_1785244062659_0002_r_000384_0/map_1464.out.merged
396M
/dev/shm/yarn/local/usercache/root/appcache/application_1785244062659_0002/output/attempt_1785244062659_0002_r_000384_0/map_1464.out.merged
container 生成
