Steps to increase the Disk Read Speed:
You can increase the DISK READ SPEED y using following commands :
1 : #/sbin/hdparm -X udma5 /dev/hdxx — to set the udma on the HDD
2 : #/sbin/hdparm -i /dev/hdxx –set the HDD Parameter.
0r you can use :
#hdparm -d 1 -A 1 -m 16 -u 1 -a 64 /dev/hdxx
Then you can check it with :
#hdparm -t /dev/hdxx
Thats it