From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: "Zachary.Jen (簡汶翰) : 6305" <Zachary.Jen@cas-well.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] Cannot run l3fwd with the problem of " nb_tx_queues"
Date: Wed, 27 Nov 2013 12:04:09 +0100 [thread overview]
Message-ID: <201311271204.09531.thomas.monjalon@6wind.com> (raw)
In-Reply-To: <5295CFA4.1060100@cas-well.com>
Hello,
27/11/2013 11:58, Zachary.Jen (簡汶翰) : 6305 :
> I also have the same question in l3fwd example.
> I guess may DPDK don't support the chip-set so that we got this error msg.
>
> In my system, I have 2 kinds of chip-set, 82580 & 82574L.
> If I use l3fwd -c 3 -n 1 -- -p 3 --config '(0,0,0),(1,0,1)' in 82574L,
> it will get the error msg.
> But when I change my card with 82580 and use the same command to execute
> DPDK l3fwd.
> It's working.
>
> So, maybe the root cause is the DPDK does not support your chip-set and
> send out this error msg.
No, it's only a problem of hardware queues availability.
82574 has only 1 queue.
--
Thomas
next prev parent reply other threads:[~2013-11-27 11:03 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-14 5:21 yuxuan zhang
2013-11-14 8:31 ` Jose Gavine Cueto
2013-11-27 10:58 ` 6305
2013-11-27 11:04 ` Thomas Monjalon [this message]
2013-11-27 11:05 ` Jose Gavine Cueto
2013-11-27 12:49 ` yuxuan zhang
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