Shell Programming and Scripting

/app1
/app2
/app3
....
....
/app10

proj1
proj2
....
....
proj16

for i in $(cat filesystems_file); do  

          for j in $(cat project_file); do 
                     echo du -h $i/$j
          done
done

while read filesystems; do 
                 while read project; do 
                              echo du -h $filesystems/$project 
                 done < project_file
done < filesystems_file

 
values_check=`paste -d/ first_file_disk second_file_disk`
set -A array_values_check values_check ${values_check}
for i in ${array_values_check[@]}
do
echo "***************************************************"
du $i
echo "***************************************************"
done

cat file1
2014-01-20
2014-01-20
2014-01-20
........
.......
2014-01-20

for (( i=1; i<=16; i++ )); do echo $DATE >> file1; done

DATE=`date "+%Y-%m-%d"`
value=`cat projects|wc -l`
for (( i=1; i<=$value; i++ )); do echo $DATE > File1; done

cat file1
2014-01-20