Shell Programming and Scripting

ls
logs
xmls
data
cache
tmp
config

2.6 GB logs/server3/jvmout
2.1 GB logs/jvm-tmp
1.8 GB xmls/server2/requestxml
1.6 GB xmls/server2/responsexml
1.3 GB xmls/server1/responsexml
998 MB data
49 MB cache/wl_ucp/tmp_xlr/dumps
41 MB logs/app_logs

find /opt/app/myapp -type d -exec du -ksx {} + | sort -rn | head -n 8

#!/bin/ksh
du -k /opt/app/myapp | sort -k1,1rn -k2,2 | awk '
# de(d): Delete Element d from arrays size[] and dir[].
function de(d,		i) {
	for(i = d; i < n; i++)  {
		size[i] = size[i + 1];
		dir[i] = dir[i + 1]
	}
	n--
}
{	size[++n] = $1
	dir[n] = $2
}
{	for(i = 1; i < n; i++)
		for(j = i + 1; j <= n; j++)
			if(index(dir[j], dir[i]) == 1)
				if(substr(dir[j], length(dir[i]) + 1, 1) == "/")
					de(i)
	if(n == 8) exit
}
END {	for(i = 1; i <= n; i++)
		printf("%-*s%s\n", length(size[1]) + 2, size[i], dir[i])
}'

du -k /opt/app/myapp | sort -k1,1rn -k2,2 | awk -v sq="'" '

END {	for(i = 1; i <= n; i++)
		list = list " " sq dir[i] sq
	printf("du -sh %s\n", list)
}' | ksh