From owner-freebsd-virtualization@freebsd.org Tue Jul 7 14:10:32 2015 Return-Path: Delivered-To: freebsd-virtualization@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8D6AF995BA8; Tue, 7 Jul 2015 14:10:32 +0000 (UTC) (envelope-from timp87@gmail.com) Received: from mail-wg0-x231.google.com (mail-wg0-x231.google.com [IPv6:2a00:1450:400c:c00::231]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 264B51D29; Tue, 7 Jul 2015 14:10:32 +0000 (UTC) (envelope-from timp87@gmail.com) Received: by wgfr2 with SMTP id r2so14237803wgf.1; Tue, 07 Jul 2015 07:10:30 -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:content-type; bh=S6LaFcCRlRkz4oWDGbzGk3PD5/2yGptDnUNj5dv9jf4=; b=cUCQoEROkRbe16l+i+/I2zrwoW3g2JQeEDPWnUczA41gFoGW+bw418brQueFV3D+OH 2dPuFHqStvo50t+gz2tJ1thXW7/JfNyAhlBUUDUN9vW9DnRlnk4fqmShAWUDfueGbqxj rerYVA8YI9TEIYvioTtDjm6M75kuAZBvQOfaKetGxzaWyCMqwATyRmt5LTLo/Hc2eVkd 95R8c5KNF7ZjRJJWtDmR+FOoKzAz3It5iihLNJaxzT7Tm/GN7qDX7DPZVZBMfN1CFSf8 QnfObtVTjNl7NRvUD8NOyJVwnKS744cvguU0yFDtiRW2wfY/ZyEBVo02rgJ1kl6yzTH7 EHyw== MIME-Version: 1.0 X-Received: by 10.194.109.97 with SMTP id hr1mr8669853wjb.95.1436278230702; Tue, 07 Jul 2015 07:10:30 -0700 (PDT) Received: by 10.28.48.207 with HTTP; Tue, 7 Jul 2015 07:10:30 -0700 (PDT) In-Reply-To: <20150707135847.GJ13404@FreeBSD.org> References: <20150707135847.GJ13404@FreeBSD.org> Date: Tue, 7 Jul 2015 17:10:30 +0300 Message-ID: Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V From: Pavel Timofeev To: Glen Barber Cc: Wei Hu , "freebsd-current@freebsd.org" , "freebsd-virtualization@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 07 Jul 2015 14:10:32 -0000 No, I don't even know what VMDepot is, sorry! Didn't know ;) 2015-07-07 16:58 GMT+03:00 Glen Barber : > BTW, are you using the images from VMDepot? If so, this was MFC'd after > the recent images. I can easily regenerate an updated image, if you are > using those. > > Glen > > On Tue, Jul 07, 2015 at 04:55:39PM +0300, Pavel Timofeev wrote: >> Wow, r284746 was MFCed to 10 STABLE! >> I should hurry up! >> >> 2015-07-07 16:26 GMT+03:00 Pavel Timofeev : >> > Ok, I'll try r284745 and then r284746 and see what happens. >> > >> > 2015-07-07 16:06 GMT+03:00 Wei Hu : >> >>> -----Original Message----- >> >>> From: owner-freebsd-virtualization@freebsd.org [mailto:owner-freebsd- >> >>> virtualization@freebsd.org] On Behalf Of Pavel Timofeev >> >>> Sent: Tuesday, July 7, 2015 7:51 PM >> >>> To: freebsd-current@freebsd.org; freebsd-virtualization@freebsd.org >> >>> Subject: MS DNS doesn't answer to CURRENT under Hyper-V >> >>> >> >>> Hi! >> >>> I have a test virtual machine which runs CURRENT under Hyper-V. It's >> >>> amd64 r285198 now. >> >>> It can't get any response from MS DNS server. Well, it could two or three >> >>> weeks ago, but after upgrade it's not able to do it anymore. >> >>> Google DNS answers without problems meanwhile (sic!). >> >>> >> >>> What I do: >> >>> # host google.ru 192.168.25.3 >> >>> I see that MS DNS (192.168.25.3) server receives these packets, but ignores >> >>> them. >> >>> And no matter how my system asks MS DNS. Every daemon can't get >> >>> response too. >> >>> >> >>> I know that nothing was changed in MS DNS server. No doubt. >> >>> Then I tried different available CURRENT snapshot ISOs. >> >>> >> >>> FreeBSD-11.0-CURRENT-amd64-20150630-r284969-disc1.iso - MS DNS does >> >>> not answer. >> >>> >> >>> FreeBSD-11.0-CURRENT-amd64-20150625-r284814-disc1.iso - MS DNS does >> >>> not answer. >> >>> >> >>> FreeBSD-11.0-CURRENT-amd64-20150618-r284544-disc1.iso - MS DNS >> >>> answers! >> >>> >> >>> So something was committed to CURRENT between 20150618 and 20150625. >> >>> This something ruins communication with MS DNS. >> >>> >> >> There was a commit for Hyper-V TSO and checksum offloading support (r284746) on >> >> June 24th. I think this commit is the cause. Can you verify the MS DNS behavior between >> >> The builds of June 23rd and 24th? I will take a look of this issue tomorrow. >> >> >> >> Thanks, >> >> Wei >> >> >> >> >> >> >> _______________________________________________ >> freebsd-virtualization@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization >> To unsubscribe, send any mail to "freebsd-virtualization-unsubscribe@freebsd.org"