Le Sat, 26 Mar 2016 09:36:42 -0700
Christoph Hellwig <hch@xxxxxxxxxxxxx> Ãcrivait:
> On Sat, Mar 26, 2016 at 03:46:19PM +0100, Emmanuel Florac wrote:
> > Actually I was too impatient; it finally ended avec 30 minutes of
> > burning bits to the flash. I don't understand the behaviour, though.
> > I'm used to mkfs.xfs making its magic extremely quickly, even on
> > humongous devices. Here it's a very fast array of only 3.2 TB...
>
> Trey doing a mkfs.xfs -K, without that it diascards the whole device.
> I've seen some NVMe device misbehaving under discard storms, up to
> the point of resetting the controller..
Ah, the discard is a nice touch, good to know :) It doesn't seem to be
mentioned in the man page (except for the -K option), it would be a
good information to know.
--
------------------------------------------------------------------------
Emmanuel Florac | Direction technique
| Intellique
| <eflorac@xxxxxxxxxxxxxx>
| +33 1 78 94 84 02
------------------------------------------------------------------------
|