From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f173.google.com (mail-io0-f173.google.com [209.85.223.173]) by dpdk.org (Postfix) with ESMTP id 1A5FB530C for ; Sat, 30 Apr 2016 03:23:38 +0200 (CEST) Received: by mail-io0-f173.google.com with SMTP id 190so118441305iow.1 for ; Fri, 29 Apr 2016 18:23:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc; bh=xO0ABueoZTXuto1k39Om8BaNqwqf6rWNiDhRAxzd+Yo=; b=gDAqlLfrJyc8aRE5s3I/DcYgpNzDDgr/XZrAIOWY9wXgYRetqGmYWCsA96/qxZWXGS GS953LMAm+IErYONUZbfGtsqA+kqnH56s9drbTzaIjL6ObLA8G9fftXx3PbFutS0131a u53lZeDjwdzQkBNl8ePsiD+ZVYU0gDYVVEA8Ri1lrk4duN92ssK/aUGbpRUntnAIwRwF Nf486f5IqdJtv/NcC2rHzj7ZKjUa1WCe1pJmxmMPoP0Ccu1VGjMdwoUldglqxiT4GG6U GpfDTueb08hmG+28VxmgQNqXBOLCGJl9VPBj86F4fNLUsh5I07zIysunPuQaraIZs28r EA3A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc; bh=xO0ABueoZTXuto1k39Om8BaNqwqf6rWNiDhRAxzd+Yo=; b=Nvu2FNssMz5Z4r2Tl2ao6ol9n76MDeOtLJOiFvWwiCO3IH27mkti5AuXdbRWaNF+QW UlRYa+7VN3XZ+Tsqmyy4nLZJElOyyCnQQacomvvEuo9pDUleaIIiz3COYRH74aZSsg2r OaJhQg7dneSUOOO/1vDgvUFNiyXGu7KkbUMwjdB37LydT6bzb8X9Snel4yaMG2SSxPxL hluEg6PvmVyhe5bRVqy41A8zkf/0qWx4KgZiy/JsTfB8LIiwhm7P/fD9gPDYFSeenHnc 0L+yCyP4CGX1qYhczYzyu9Z3e0Am4XsAnoRKczxY5rZNm3/6qO4PZ2dUXDriZpYXLCp8 5iiQ== X-Gm-Message-State: AOPr4FWCx7ALsQXr67zVX6vLc3b6PwfnVUFuKY/wjruI8XVklMJJftFKYEUpiYrv0cXdZnrYPROBvUw1GFXqlg== MIME-Version: 1.0 X-Received: by 10.107.14.209 with SMTP id 200mr27533526ioo.73.1461979417363; Fri, 29 Apr 2016 18:23:37 -0700 (PDT) Received: by 10.36.207.85 with HTTP; Fri, 29 Apr 2016 18:23:37 -0700 (PDT) In-Reply-To: <5714B219.7080202@intel.com> References: <570F4383.7040003@intel.com> <57109D32.70506@intel.com> <5714B219.7080202@intel.com> Date: Fri, 29 Apr 2016 18:23:37 -0700 Message-ID: From: Gopakumar Choorakkot Edakkunni To: Remy Horton Cc: dev@dpdk.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-dev] ethtool doesnt work on some interface after unbinding dpdk X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 30 Apr 2016 01:23:38 -0000 Just to update this thread. With power management for IGB disabled, this problem is not seen .. So for now thats the "workaround" Rgds, Gopa. On Mon, Apr 18, 2016 at 3:08 AM, Remy Horton wrote: > > On 15/04/2016 23:56, Gopakumar Choorakkot Edakkunni wrote: > >> This time the problem statement is more narrowed down. >> >> 1. dpdk is enabled on the interface, interfaces bound to igb_uio >> 3. kill the process using dpdk >> 3. rmmod rte_kni >> 4. rmmod igb_uio >> 5. bind interface to igb >> 6. ethtool, ifconfig up/down etc.. works for approximately 30 seconds, >> and then stops working >> > > Hmm.. can you try that but with rte_kni left out completely? KNI hooks > into the Linux network stack and think it at the least needs eliminating as > a casual factor. Can you also try using uio_pci_generic rather than igb_uio? > > Those aside, I'm suspecting driver issues, so seeing if I can get one of > the driver test guys to have a look at this.. > > > Regards, > > ..Remy >