From owner-freebsd-questions@freebsd.org Mon Jul 17 22:52:57 2017 Return-Path: Delivered-To: freebsd-questions@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 13F29DA3394 for ; Mon, 17 Jul 2017 22:52:57 +0000 (UTC) (envelope-from ultima1252@gmail.com) Received: from mail-yb0-x22c.google.com (mail-yb0-x22c.google.com [IPv6:2607:f8b0:4002:c09::22c]) (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 BDCDB75D4B for ; Mon, 17 Jul 2017 22:52:56 +0000 (UTC) (envelope-from ultima1252@gmail.com) Received: by mail-yb0-x22c.google.com with SMTP id z37so1182013ybh.1 for ; Mon, 17 Jul 2017 15:52:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=eCCnz0FoBlX/uJ3QU3AWJEYI5K3QtUgkAa+I4olk8D4=; b=u5RzIT3v64lbSIGBghn+9IAzIPzrniQU1FTZBY9TlBG11kN6zbAFrCe2wL3wlbaM63 JAw9C9mNf4ZrAxn6CqfT57rbW9X17r4mZBtOGJZeVkojFqMqJmRhXhAHNgks7n6xHpez 93iSTkZUVAro3QxwNVUf0cHCv9AQqk45QRtWGgyEBtntMV7trWxSiExnhiVORPG3boz5 3Xz8EA7W5ACP/UenkDhnUT+hjvj0mnb+FL24K9lx561ZA5E+bNWfhqLnsqgoGs7AlI74 6qVNJ1fmJPU2dslrLomPXj1ny0Ix050p/r7qVYPk79eD0Kp/ShtKo52lKdZG2EOGYNcX uz+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=eCCnz0FoBlX/uJ3QU3AWJEYI5K3QtUgkAa+I4olk8D4=; b=nSB00fzAW5BmIpFWBvZOBBmu/mUDLRRoMbokhEGq8kaFK88eJvmPdWVprIDEHVr/mn /e5fP0bl6TXu2jeyZWQCUcKZZRNL8u5+vBeoYzNAmM4kmOBm5r8l96+QfX2pEV6jeN6o cQPHQF8bkOAdF2fBRjhb37xqhUZ9uf5Y2jg87fRsnAERPeYc8QhlUbR+18X26WQGvubx iPO6peqwmZo8b8y1ttnC9iJmm+EP/ov9Jq7JroE3D6RdJdZlaJXS3li4m6J3vpmXowqF iJ7Ks3JxS3qoj7RyCvwOcX3/iea4EfHfs4YGyMa/5b+w5s62LObTLpb+uNX5TWpthngV 36gw== X-Gm-Message-State: AIVw110jJ/PYE82u+QPwrqIsSEN3my9vhXg1FiOpEpHx1EDiPUs/gKuU F5pCb4Ek+dZCVS/PXw04GB1gzDCCrXNFyto= X-Received: by 10.37.13.145 with SMTP id 139mr19005775ybn.89.1500331975991; Mon, 17 Jul 2017 15:52:55 -0700 (PDT) MIME-Version: 1.0 Received: by 10.13.238.135 with HTTP; Mon, 17 Jul 2017 15:52:55 -0700 (PDT) In-Reply-To: References: From: Ultima Date: Mon, 17 Jul 2017 15:52:55 -0700 Message-ID: Subject: Re: zfs send -R | zfs recv aborted To: "Derek (freebsd lists)" <482254ac@razorfever.net> Cc: FreeBSD Mailing List Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 Jul 2017 22:52:57 -0000 Have you looked into the recv -s options, and the send -t option? These options are for restarting an interrupted data stream. I'm of the opinion that this should be a default recv option and add the option to disable it, but there must be a good reason for this option not on by default. On Mon, Jul 17, 2017 at 12:32 PM, Derek (freebsd lists) < 482254ac@razorfever.net> wrote: > Hiya! > > Wondering if anyone can help give me pointers, or has a rough idea where > to look next. > > The situation is this: I've got a 10.2-RELEASE sender, and a 10.3-RELEASE > receiver. I'm trying so send a ~20TB recursive dataset over gig-e. I've > had a failed send because the ssh connection is torn down (for reasons > unknown), and a second failed attempt because the zfs send command went > (a child of sudo). Usually the transfer fails after a few days > (14TB+) of copying. I'm confident in the hardware. > > My thinking is, most of the filesystems+snapshots that are already showing > up on the receive side are successful. If possible, I'd like to keep the > correctly-received filesystems+snapshots, and free up the resources from > the ones that haven't been correctly received. Then I will transfer the > rest by name (i.e. not recursively). > > The send-resume in 10.3 would be fabulous here, but I'm running out of > time, and I'd really rather avoid a restart. > > I've been playing around with zdb to try to compare what's > missing/incomplete, but the manual page doesn't really give me much > information on how to understand the detailed information returned. > > Does anyone have: > - an alternative approach > or > - a way to free the resources by an incomplete receive, without trashing > the rest of the receive > or > - a resource that will help me grok zdb output such that I could write > something that will be able to give me the value I seek > > > Thanks > Derek > _______________________________________________ > freebsd-questions@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe > @freebsd.org" >