$ cat /etc/fstab# /etc/fstab: static file system information.## 
     
        
        
              
          
         
          proc /proc proc defaults 0 0# /dev/sda2 / ext3 errors=remount-ro 0 1UUID=8ce10c79-f97e-4585-8c07-75f64f043137 / ext3 errors=remount-ro 0 1# /dev/sda1 /boot ext3 defaults 0 2UUID=35705945-65ed-437b-9f79-fd0e014d100c /boot ext3 defaults 0 2# /dev/sda5 /home reiserfs defaults 0 2UUID=f376adb7-e943-4805-892a-4fa457150b66 /home reiserfs defaults 0 2# /dev/sda7 /srv xfs defaults 0 2UUID=2ee5c516-707f-47dc-a6a6-0d49d5dc9829 /srv xfs defaults 0 2# /dev/sda8 /var jfs defaults 0 2UUID=2928ba86-72fb-4b60-adc2-0f7d47e62d03 /var jfs defaults 0 2# /dev/sda6 /var/www ext3 defaults 0 2UUID=34d3890f-a682-42ea-bdca-815f442e6539 /var/www ext3 defaults 0 2# /dev/sda3 none swap sw 0 0UUID=bf605f47-70bc-4653-be98-c8659f959e25 none swap sw 0 0/dev/scd0 /media/cdrom0 udf,iso9660 user,noauto 0 0
         
        
       
      
     
    

# XFS						neo@deployment:~$ time dd if=/dev/zero of=/srv/file bs=1M count=100100+0 records in100+0 records out104857600 bytes (105 MB) copied, 0.0897329 s, 1.2 GB/sreal	0m0.117suser	0m0.000ssys	0m0.088sneo@deployment:~$ time dd if=/dev/zero of=/srv/file bs=1M count=10001000+0 records in1000+0 records out1048576000 bytes (1.0 GB) copied, 4.86382 s, 216 MB/sreal	0m4.885suser	0m0.000ssys	0m0.960s# JFSneo@deployment:~$ time dd if=/dev/zero of=/var/tmp/file bs=1M count=100100+0 records in100+0 records out104857600 bytes (105 MB) copied, 0.127605 s, 822 MB/sreal	0m0.157suser	0m0.000ssys	0m0.100sneo@deployment:~$ time dd if=/dev/zero of=/var/tmp/file bs=1M count=10001000+0 records in1000+0 records out1048576000 bytes (1.0 GB) copied, 9.58573 s, 109 MB/sreal	0m9.597suser	0m0.000ssys	0m0.988s# reiserfsneo@deployment:~$ time dd if=/dev/zero of=/home/neo/file bs=1M count=100100+0 records in100+0 records out104857600 bytes (105 MB) copied, 0.392038 s, 267 MB/sreal	0m0.430suser	0m0.000ssys	0m0.252sneo@deployment:~$ time dd if=/dev/zero of=/home/neo/file bs=1M count=10001000+0 records in1000+0 records out1048576000 bytes (1.0 GB) copied, 4.62378 s, 227 MB/sreal	0m4.663suser	0m0.000ssys	0m2.592s# EXT3neo@deployment:~$ time dd if=/dev/zero of=/var/www/file bs=1M count=100100+0 records in100+0 records out104857600 bytes (105 MB) copied, 0.189314 s, 554 MB/sreal	0m0.207suser	0m0.004ssys	0m0.176sneo@deployment:~$ time dd if=/dev/zero of=/var/www/file bs=1M count=10001000+0 records in1000+0 records out1048576000 bytes (1.0 GB) copied, 6.46036 s, 162 MB/sreal	0m7.460suser	0m0.008ssys	0m1.832s