[ipxe-devel] IBDEV send queue full

Sigurd Kristian Brinch sigurd.k.brinch at uia.no
Tue Sep 30 16:39:35 UTC 2014

It's a Mellanox ConnectX chip, which driver should I use?

From: Michael Brown [mcb30 at ipxe.org]
Sent: 30 September 2014 17:25
To: Sigurd Kristian Brinch
Cc: ipxe-devel at lists.ipxe.org
Subject: Re: [ipxe-devel] IBDEV send queue full

On 30/09/14 16:07, Sigurd Kristian Brinch wrote:
>> Does the appearance of the "send queue full" message coincide exactly with the point at which download progress stops?
> Yes it does.
> I also tried to download the same files via tftp, and that works fine.

TFTP only ever has one packet in flight, so won't utilise the send queue
as much as HTTP.

Could you try building with DEBUG=hermon (or whichever driver is used
for your Infiniband card), to see if there are any driver-specific error



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