Re: fstrim error - AORUS NVMe Gen4 SSD

Ming Lei
2019-07-24T01:45:26Z

On Tue, Jul 23, 2019 at 04:56:10PM -0500, davidc502 wrote:
> Ming,
>
> On 7/23/19 4:38 PM, davidc502 wrote:
> > Hello,
> >
> > On 7/22/19 11:38 PM, Ming Lei wrote:
> > > Hi,
> > >
> > > On Mon, Jul 22, 2019 at 09:39:07PM -0500, davidc502 wrote:
> > > > See attached:  nvme_io_trace.log
> > > >
> > > >
> > > > On 7/22/19 9:19 PM, Ming Lei wrote:
> > > > > Hi,
> > > > >
> > > > > On Sat, Jul 20, 2019 at 09:41:24PM -0500, davidc502 wrote:
> > > > > >    Hello,
> > > > > >
> > > > > >    I've assembled a X570 board with a 1TB AORUS NVMe Gen4 SSD.
> > > > > >
> > > > > >    When attempting to fstrim the NVMe, I receive the following error.
> > > > > >    davidc502@Ryzen-3900x:~$ sudo fstrim -a -v
> > > > > >    fstrim: /boot/efi: FITRIM ioctl failed: Input/output error
> > > > > >    fstrim: /: FITRIM ioctl failed: Input/output error
> > > > > >
> > > > > >    Anyhow, I have put some details below which might be
> > > > > > helpful. Note that
> > > > > > this NVMe is supposed to be TRIM and SMART compliant.
> > > > > > The SMART outputs are
> > > > > > available using the utility “nvme-cli”.
> > > > > >    I am willing to provide whatever command outputs that
> > > > > > are needed to help
> > > > > > solve this issue.
> > > > > >
> > > > > >    OS= Ubuntu 18.4.2 LTS
> > > > > >    Different Kernels I’ve tried = 5.1.16, 5.2 rc7, and 4.18
> > > > > >    fstrim version =  fstrim from util-linux 2.31.1
> > > > > >    Firmware version for Aorus NVMe = EGFM11.0
> > > > > >
> > > > > I saw discard timeout on HGST 1.6TB NVMe, not sure if yours
> > > > > is same with
> > > > > that one.
> > > > >
> > > > > Could you collect logs via the following steps?
> > > > >
> > > > > Suppose your nvme disk name is /dev/nvme0n1:
> > > > >
> > > > > 1) queue limits log:
> > > > >
> > > > >     #(cd /sys/block/nvme0n1/queue && find . -type f -exec
> > > > > grep -aH . {} \;)
> > > > >
> > > > >
> > > > > 2) NVMe IO trace
> > > > >
> > > > > - enable nvme IO trace before running fstrim:
> > > > >
> > > > >     #echo 1  > /sys/kernel/debug/tracing/events/nvme_setup_cmd/enable
> > > > >     #echo 1  >
> > > > > /sys/kernel/debug/tracing/events/nvme_complete_rq/enable
> > > > >
> > > > > - run fstrim
> > > > >
> > > > > - after the fstrim failure is triggered, disable the nvme io
> > > > > trace & post the log:
> > > > >
> > > > >     #echo 0  > /sys/kernel/debug/tracing/events/nvme_setup_cmd/enable
> > > > >     #echo 0  >
> > > > > /sys/kernel/debug/tracing/events/nvme_complete_rq/enable
> > > > >
> > > > >     #cp    /sys/kernel/debug/tracing/trace /root/nvme_io_trace.log
> > > > >
> > > > >
> > > > >
> > > > > thanks,
> > > > > Ming
> > > >
> > > > Hello Ming
> > > >
> > > > Thank you for the quick reply --  See attached
> > >  From the IO trace, discard command(nvme_cmd_dsm) is failed:
> > >
> > >    kworker/15:1H-462   [015] .... 91814.342452: nvme_setup_cmd:
> > > nvme0: disk=nvme0n1, qid=7, cmdid=552, nsid=1, flags=0x0, meta=0x0,
> > > cmd=(nvme_cmd_dsm nr=0, attributes=4)
> > >            <idle>-0     [013] d.h. 91814.342708: nvme_complete_rq:
> > > nvme0: disk=nvme0n1, qid=7, cmdid=552, res=0, retries=0, flags=0x0,
> > > status=8198
> > >
> > > And the returned error code is 0x8198, I am not sure how to parse the
> > > 'Command Specific Status Values' of 0x98, maybe Christoph, Keith or
> > > our other
> > > NVMe guys can help to understand the failure.
> > >
> > >
> > > Thanks,
> > > Ming
> >
> > Long story short we have 3 new PCI Gen 4 SSD - NVMe drives from
> > Gigabyte. But actually, Gigabyte is just putting their name on it as I
> > believe it is actually from "Phison".
> >
> > Here is the website where you can see the new drives --
> > https://www.gigabyte.com/Solid-State-Drive/Gen-4
> >
> > I have opened a ticket with Gigabyte, and have inquired about any
> > available firmware updates. It will take 3-5 days to hear back from
> > them, but will report back the finding.
> >
> > Thank you for taking a look at the tracing file, and hopefully that
> > gives enough insight as to what might be happening.
> >
> > Best Regards,
> >
> > David
> >
> >
> I have attempted to CC ilnux-nvme@lists.infradead.org, but receive a
> immediate notification " 550 Unknown recipient ".  So it just gets bounced
> back to me.

It should have been linux-nvme@lists.infradead.org.

Thanks,
Ming