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我正在尝试通过 distcp 使用集群内分布式复制-
/homeappl/home/user/hadoop-2.2.0/bin/hadoop distcp file:///wrk/user/random.file file:///wrk/user/output18
是否有任何命令可以确定分布式复制需要多长时间?
bash 命令time或在 jobtracker/yarn 中找到工作,它会说明花费了多长时间。
time
time hadoop distcp file:///wrk/user/random.file file:///wrk/user/output18