netdev
[Top] [All Lists]
<prev [Date] next>
[Advanced]
 <prev [Thread] next>

Re: SMP Re-ordering ?

from [jamal] [Permanent Link][Original]
To: Yan-Fa Li <yanfali@xxxxxxxxx>
Subject: Re: SMP Re-ordering ?
From: jamal <hadi@xxxxxxxxxx>
Date: Fri, 19 Apr 2002 06:58:24 -0400 (EDT)
Cc: <netdev@xxxxxxxxxxx>
In-reply-to: <20020419021031.24839.qmail@xxxxxxxxxxxxxxxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx 
Yan,

On Thu, 18 Apr 2002, Yan-Fa Li wrote:

> However, a network device I'm testing between my hosts
> keeps seeing re-ordered TCP sessions.  When I reboot and
> specify maxcpus=1 and re-run the test I get none.
>

Strange indeed.

> Am I doing something really wrong here or does this
> workaround no longer work ?
>

IRQ affinity should work and so should NAPI.
How are you proving packets are re-ordered? Could it be the device
driver?

cheers,
jamal
[More with this subject...]
<Prev in Thread] Current Thread [Next in Thread>
Previous by Date:  SMP Re-ordering ?, Yan-Fa Li
Next by Date:  Linux IPv6 Bind failure with Invalid Argument, Md Arif
Previous by Thread:  SMP Re-ordering ?, Yan-Fa Li
Next by Thread:  Linux IPv6 Bind failure with Invalid Argument, Md Arif
Indexes:  [Date] [Thread] [Top] [All Lists]