查找被删除但仍然占据磁盘的文件

 			#!/bin/sh 		
 			# 查找被删除但仍然占据磁盘的文件 		
 
 			dirs=(`ls -l --time-style=long-iso /proc 2>/dev/null | awk '{ print $8 }' 2>/dev/null`) 		
 			for ((i=0; i<${#dirs[@]}; ++i)) 		
 			do 		
 			dir=${dirs[i]} 		
 			if test -z "$dir"; then 		
 			continue 		
 			fi 		
 (expr dir + 0 > /dev/null 2>&1) 		
 			if test $? -ne 0; then 		
 			continue 		
 			fi 		
 
 			pid=$dir 		
 			lsof -p pid 2>/dev/null | grep "deleted" | grep -v "
 			done