[CentOS] Is ext4 safe for a production server?

Sat Dec 5 17:46:43 UTC 2009
Akemi Yagi <amyagi at gmail.com>

On Sat, Dec 5, 2009 at 9:15 AM, Miguel Medalha <miguelmedalha at sapo.pt> wrote:

>> And, as of CentOS 5.4, xfs is now enabled in the kernel, so
>> no need for any external kernel module. But yes, this is available for
>> x86_64 only
>
> ... a decision that many people have trouble at understanding!

I asked Eric Sandeen of RH about the 64-bit only support. Here is what he said:

"xfs is targeted for big filesystems; 32-bit can't go over 16T anyway"
"plus there's that 4k stack issue which can be a problem in some configurations"

Akemi