From owner-freebsd-current@freebsd.org Fri Feb 28 21:12:09 2020 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 293F0245C7D for ; Fri, 28 Feb 2020 21:12:09 +0000 (UTC) (envelope-from asomers@gmail.com) Received: from mail-oi1-f175.google.com (mail-oi1-f175.google.com [209.85.167.175]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48Tj0R4Y3rz3JtK; Fri, 28 Feb 2020 21:12:07 +0000 (UTC) (envelope-from asomers@gmail.com) Received: by mail-oi1-f175.google.com with SMTP id r16so4217979oie.6; Fri, 28 Feb 2020 13:12:07 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=JdTSxE7py5eqF7TRhXXrHDkGVspIqpVKP4D2DRQJCPc=; b=DL7pkxqBU8DTN4W4XuLGPQw0MmJGW5P9PY1UtzTUa1Zt6X7+QYNlK6crZ4ICQl6BIw UtdC1rFAFMBz3wFnPlVm7ex8hYNtP7iwHSfqmOnjBzxsH21q7cr7Saa98UEj4EHGOtWQ zDcv8DRDpxeDtztvkN9gPmSbc9YdSYQ9gQ3w4A21DM+0XTK0TCRG9nijQputM/Epxh7v CkATNpwDlnZ+qngEROpXbIScJfvdSEYqJLMOd6aXkCLB00RKoTbepDMueDKwyMbgmWFm HCQK4UIgxce4caAn5v8sAzMxpASOs8xxgaGxflzXPBXO9U1JuBXDbjf8hx692mRD8U5P W2Tg== X-Gm-Message-State: APjAAAU7AAMn9B+kqot+ADbO1lIv6itoBO089rMgcUNOlF8abHPu5UGu FDn6tLoQzI49PdymKoDU51VvWBzCO0362aFA/8c0FTts X-Google-Smtp-Source: APXvYqxtr7AZ9W2k6dHnCd7mN3/vom8oi6PRkgq7t5o6bVX4pPjajbc2+T/UKo79EFYGNrYXC/Rz3CNblm4s2IN3wck= X-Received: by 2002:a05:6808:a8e:: with SMTP id q14mr4342370oij.173.1582924325992; Fri, 28 Feb 2020 13:12:05 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Alan Somers Date: Fri, 28 Feb 2020 14:11:55 -0700 Message-ID: Subject: Re: vtbd0: hard error To: Alan Somers Cc: FreeBSD CURRENT X-Rspamd-Queue-Id: 48Tj0R4Y3rz3JtK X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of asomers@gmail.com designates 209.85.167.175 as permitted sender) smtp.mailfrom=asomers@gmail.com X-Spamd-Result: default: False [-2.99 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:209.85.128.0/17:c]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; DMARC_NA(0.00)[freebsd.org]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; IP_SCORE(-0.99)[ip: (-0.27), ipnet: 209.85.128.0/17(-2.99), asn: 15169(-1.67), country: US(-0.05)]; TO_DN_ALL(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; RCVD_IN_DNSWL_NONE(0.00)[175.167.85.209.list.dnswl.org : 127.0.5.0]; FORGED_SENDER(0.30)[asomers@freebsd.org,asomers@gmail.com]; RWL_MAILSPIKE_POSSIBLE(0.00)[175.167.85.209.rep.mailspike.net : 127.0.0.17]; MIME_TRACE(0.00)[0:+,1:+,2:~]; R_DKIM_NA(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US]; FROM_NEQ_ENVFROM(0.00)[asomers@freebsd.org,asomers@gmail.com]; RCVD_COUNT_TWO(0.00)[2] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 28 Feb 2020 21:12:09 -0000 Nevermind, problem solved. I was running into ENOSPC on the host file system while it tried to write to the backing store (a sparse zvol). The cause wasn't immediately apparent because the zpool had plenty of space. But there were some reservations on other datasets that starved the zvol of usable space. -Alan