[U-Boot] NFS and timeouts?

[Guillaume Gardet]

Hi,


Le 14/10/2016 à 01:00, Joe Hershberger a écrit :
> On Fri, Oct 14, 2016 at 12:52 AM, Simon Glass <sjg at chromium.org> wrote:
>> Hi Tom,
>>
>> On 13 October 2016 at 13:11, Tom Rini <trini at konsulko.com> wrote:
>>> Hey all,
>>>
>>> I've noticed now, but not dug into a problem that goes like this.  On
>>> every platform that I have tried NFS on now (and I wasn't a user before
>>> the test came in) I see:
>>> # nfs 80000000 /tftpboot/1MiBtest.bin
>>> link up on port 0, speed 1000, full duplex
>>> #################################################################
>>>           #################################################################
>>>           #################################################################
>>>           ##########T T T T
>>> done
>>> Bytes transferred = 1048576 (100000 hex)
>>>
>>> for the same 1MiB file.  The link line will vary from board to board but
>>> the end result is that I always see 4 T (for timeout) at the end of the
>>> transfer.  On boards where I am doing this on gigabit the initial
>>> transfer is fast enough that the timeout doesn't cause failure.  On the
>>> boards where I'm at 100Mbit instead however, I fail.
>> I have seen this also - what type of interface are you using?
> Does this happen in your testing, Guillaume?
>

No, I never saw those timeouts. I will try to reproduce here.
On which boards does it happen?

Guillaume