[U-Boot] NFS and timeouts?

Joe Hershberger joe.hershberger at gmail.com
Fri Oct 14 01:00:23 CEST 2016


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?


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