[CentOS] Badblocks check in kick start installation very urgent

Dear All,

In Redhat 7.2 kick start installation,badblocks check for HDD is working on creating partition.

But in Centos badblocks check is not working in kick start installation.

Badblocks check command in kickstart file

part / --fstype ext3 --badblocks --size 1000 part /home --fstype ext3 --badblocks --size 12000 part /usr --fstype ext3 --badblocks --size 9000 part swap --size 1000 part /backup --fstype ext3 --badblocks --size 12000 --grow

Please send me a solution for badblocks check command for CentOS and please help me it is very urgent reply immediatly

--Regards S.Balaji