一：查询大文件
查找500M以上的大文件，标出位置及大小
[root@iZ23evimvf8Z ~]# find / -type f -size +500M -print0 | xargs -0 du –sh
find: ‘/proc/3415/task/3720/fdinfo/155’: No such file or directory
find: ‘/proc/32612/task/32612/fdinfo/6’: No such file or directory
find: ‘/proc/32612/fdinfo/6’: No such file or directory
du: cannot access ‘–sh’: No such file or directory
0 /proc/kcore
1267864 /usr/local/www/zcsjw/elasticsearch-5.3.5-node2/bin/java_pid3082.hprof
1254688 /usr/local/www/zcsjw/elasticsearch-5.3.5-node1/bin/java_pid2898.hprof
3025436 /usr/local/nginx/logs/access.log
8388612 /mnt/swap/swapfile
