> For maximam performance and efficient performance, EXT2 file systems can
> be built with "-b" & "-R stride= " options.
> For instance, to match a normal RAID controller's 64KB default stripe
> size, the command 'mke2fs -b 4096 -R stride=16 <device>' is
> appropriate. ( 4KB * 16 = 64KB)
> Can we tune XFS like this using -r option or others?
Yes! In fact, mkfs.xfs "notices" if the block device is LVM or RAID,
and sets it's parameters automatically. FYI, they are:
sunit - stripe unit size in 512 byte blocks
swidth - stripe width size in 512 byte blocks
"Men occasionally stumble over the truth, but most of them pick
themselves up and hurry off as if nothing had happened."
-- Winston Churchill