Re: Ext3 vs NTFS performance

Jeff Garzik
2007-05-02T20:39:15Z

Theodore Tso wrote:
> FYI, we are currently closing on a new system call so that
> glibc's fallocate() will be able to call into the appropriate
> per-filesystem routines in a portable way, since ext4 will have
> persistent preallocation support.

Yep.

> I think we mostly have consensus on a calling convention which
> all of the architectures (s390, power, arm, ia64, etc.); of course
> then we will need to get glibc to support the new system call.

glibc has had support for a while, in emulated form:
http://www.uwsg.iu.edu/hypermail/linux/kernel/0004.1/1153.html

So when kernel support arrives, it should be easy and (hopefully)
seamless to plug in the new syscall.

Jeff