cpio to ext4 seems much slower than to ext2, ext3 or xfs

[Frank Ch. Eigler]

Gene Czarcinski <gene at czarc.net> writes:

> [...]  In all cases, I have formatted the root ("/") partition as
> ext4.  I have noticed that formatting the partition for ext4 seems
> to take considerably more wall-clock time for ext4 partitions than
> my previous experience with ext3 partitions. [...]

I have seen the same thing; this sort of thing appeared to help:

  mkfs.ext4 -O uninit_bg -E lazy_itable_init=1

- FChE