[racket@ibmlap perl]$ ls -al testdir
total 56
drwxrwxr-x  2 racket racket 4096 Mar 24 14:59 .
drwxrwxr-x  3 racket racket 4096 Mar 24 15:08 ..
-rw-rw-r--  1 racket racket    0 Mar 24 14:59 file10.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:58 file1.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:58 file2.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:58 file3.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:58 file4.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:59 file5.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:59 file6.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:59 file7.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:59 file8.pdf
-rw-rw-r--  1 racket racket    0 Mar 24 14:59 file9.pdf