From nobody Mon Sep 09 16:20:07 2024 X-Original-To: freebsd-fs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4X2X9l0sbdz5Wn0x for ; Mon, 09 Sep 2024 16:20:11 +0000 (UTC) (envelope-from infoomatic@gmx.at) Received: from mout.gmx.net (mout.gmx.net [212.227.17.20]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "mout.gmx.net", Issuer "Telekom Security ServerID OV Class 2 CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4X2X9k0HnWz4v8f for ; Mon, 9 Sep 2024 16:20:09 +0000 (UTC) (envelope-from infoomatic@gmx.at) Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmx.at header.s=s31663417 header.b=kArwsYOT; dmarc=pass (policy=quarantine) header.from=gmx.at; spf=pass (mx1.freebsd.org: domain of infoomatic@gmx.at designates 212.227.17.20 as permitted sender) smtp.mailfrom=infoomatic@gmx.at DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmx.at; s=s31663417; t=1725898808; x=1726503608; i=infoomatic@gmx.at; bh=cLauabUj4oHLDUSfV9NMMTr1g1Lw8E5cLAMuLN6JCwo=; h=X-UI-Sender-Class:Message-ID:Date:MIME-Version:Subject:To: References:From:In-Reply-To:Content-Type: Content-Transfer-Encoding:cc:content-transfer-encoding: content-type:date:from:message-id:mime-version:reply-to:subject: to; b=kArwsYOT5u7xXpiBXGtuQEl8A9suzO9Uz/U03xL0ftM+qeuIPkpE1FJLTckML4Vs CWxBftfJyA5iiyly3qdzaJYP+Hkgt1gQ1NYAgqvMmtRiW62HutD8bqgrqTcwN2N8I 03WSyKUVlE+GY5y2oVuXDAlXS6vV8YbjOjmhPy2GDAO+Bi4xlGK5qv53LKgotGqF3 8WgYSYjPaDe83OBqbJWh/os7Y5yQ8p/Pnwl//FYJcxuQ2cMB6d7ARX2RUjfBbgaE8 e91th/wAH7tW0p3wsso2Zsq06fkhyArXY64BtVE+AgDYwu6GFY5VD/3nr3orWOEAZ I59KRhxjjcH9X27oNw== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from [10.0.1.209] ([178.114.187.142]) by mail.gmx.net (mrgmx105 [212.227.17.168]) with ESMTPSA (Nemesis) id 1MnJlc-1sMIuq0IQG-00bgjx for ; Mon, 09 Sep 2024 18:20:08 +0200 Message-ID: <535969cf-0b0b-48ca-a163-fc238f316bb7@gmx.at> Date: Mon, 9 Sep 2024 18:20:07 +0200 List-Id: Filesystems List-Archive: https://lists.freebsd.org/archives/freebsd-fs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-fs@FreeBSD.org MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Does a failed separate ZIL disk mean the entire zpool is lost? To: freebsd-fs@freebsd.org References: Content-Language: en-US From: infoomatic In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:VSuehskcwO4dQ+tdwkeQ5uoVZ/1RG3NrZuIqtSG2Catuopog161 BWcndDJyj1PU0EIzwmC1GVV8/xBhWP4b77x+iDgpXyyxgNDN1Cd+uPAAZZ9vbbdD30ihYNW bwdnRgNHLIwj3Ga9lJIb0eDl33Gs3OQ+O2/o4uuy6IkfkwH0KiwG73QaCg5zVRxUa74vMgY aUQyLLa6OhfbXLjZgeeFQ== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:7z2Hh+CVJeE=;z71yquiPmlEWj0y0r7QTgvFTkLT EgaMKbMY0wquoPkF+JaX8DvrOiueYPIBsKA+kR5MkPD2IZ+BeIt0Bg20mRZzcWPLjjegNCnAH QyC62nun7SkVYUr1MJkVrVEY5EEoifiAOtmYQLBrVQFMFxqJDalVf8bkvAAImemdQoWF7r1yP cfl9k6ggQBr3/n9lN+VRVltHxdImGvPfxU0Fe9pteLVf366wnuLYKVzBDmpBafHBKssKNLHTO 27QdmC6JrXu0wa7yEqeXxWPNQuEwJf8hg74pMIJoTGGm+b5iH8VQ3t4f0DOO/f9qBtmFRRTuP VBzx14bdOQInyVKSuKB8isuZqq+jq9068rpkk/WKVJczyUGVDoJ2PIWo9oNLz82AWOiwOReFd HC37BHgHLO9oL+XFDsmfjLx23kl5QMu1nem6/7alZWJYD3W8tDZYTzaipRKtdYZbXo7bZpMdv Uhn2hAi6J35toZ8auKyOmvaT91cjUXqCrojV9LIyjgkJBUcbflzTld3CZFNPeCups+uWS10+t kKqcjwIu9NyKTe31Ygm7qef72nzK6+Kp6UEz73l/u9YM7wrGyUYZ5HAzaq0vZVdA2b1914oym uccx4T1Wv1qJCnqcTz7BKVZ+kSSVE3kuWkMYDiecNCLPTb5IjdNNldMhY+pnfXbU7U0yxcUpE YADlLaEvnwzBWMn2jrlH+WO0eU9o3uV30luXqR/ATw6rvJ7ji/iJBuU9DQM7o7b64RShij62E DPqA5hDFXZVTMlMkYfe7F4mqzLOoH3s6aHosi/gvyvtavVYMd+/WXaCw+SfHtjP7zweg+L0hw VMFW7uDqvxerlM7uji/Fohng== X-Spamd-Bar: -- X-Spamd-Result: default: False [-2.98 / 15.00]; SUBJECT_ENDS_QUESTION(1.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-0.999]; NEURAL_HAM_LONG(-0.99)[-0.994]; DMARC_POLICY_ALLOW(-0.50)[gmx.at,quarantine]; R_SPF_ALLOW(-0.20)[+a:mout.gmx.net]; R_DKIM_ALLOW(-0.20)[gmx.at:s=s31663417]; ONCE_RECEIVED(0.10)[]; MIME_GOOD(-0.10)[text/plain]; RCVD_IN_DNSWL_LOW(-0.10)[212.227.17.20:from]; XM_UA_NO_VERSION(0.01)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_TRACE(0.00)[gmx.at:+]; RCPT_COUNT_ONE(0.00)[1]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:8560, ipnet:212.227.0.0/16, country:DE]; PREVIOUSLY_DELIVERED(0.00)[freebsd-fs@freebsd.org]; TO_DN_NONE(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FREEMAIL_FROM(0.00)[gmx.at]; MLMMJ_DEST(0.00)[freebsd-fs@freebsd.org]; RWL_MAILSPIKE_POSSIBLE(0.00)[212.227.17.20:from]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmx.at] X-Rspamd-Queue-Id: 4X2X9k0HnWz4v8f did you use two mirrored ZIL devices? You can "zpool import -m", but you will probably be confronted with some errors - you will probably lose the data the ZIL has not committed, but most of your data in your pool should be there On 09.09.24 17:51, andy thomas wrote: > A server I look after had a 65TB ZFS RAIDz1 pool with 8 x 8TB hard disks > plus one hot spare and separate ZFS intent log (ZIL) and L2ARC cache > disks that used a pair of 256GB SSDs. This ran really well for 6 years > until 2 weeks ago, when the main cooling system in the data centre where > it was installed failed and the backup cooling system failed to start up= . > > The upshot was the ZIL SSD went short-circuit across its power > connector, shorting out the server's PSUs and shutting down the server. > After replacing the failed SSD and verifying all the spinning hard disks > and the cache SSD are undamaged, attempts to import the pool fail with > the following message: > > NAME=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 SIZE=C2=A0 ALLOC=C2=A0=C2=A0 FR= EE=C2=A0 CKPOINT=C2=A0 EXPANDSZ=C2=A0=C2=A0 FRAG=C2=A0=C2=A0=C2=A0 CAP=C2= =A0 DEDUP > HEALTH=C2=A0 ALTROOT > clustor2=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= -=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0 -=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 = - > UNAVAIL=C2=A0 - > > Does this mean the pool's contents are now lost and unrecoverable? > > Andy >