From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1858DC433E0 for ; Sun, 14 Feb 2021 22:05:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C69B664E4E for ; Sun, 14 Feb 2021 22:05:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230049AbhBNWFS (ORCPT ); Sun, 14 Feb 2021 17:05:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41610 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229789AbhBNWFR (ORCPT ); Sun, 14 Feb 2021 17:05:17 -0500 Received: from mail-wr1-x435.google.com (mail-wr1-x435.google.com [IPv6:2a00:1450:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 33EBEC061574 for ; Sun, 14 Feb 2021 14:04:37 -0800 (PST) Received: by mail-wr1-x435.google.com with SMTP id 7so6809931wrz.0 for ; Sun, 14 Feb 2021 14:04:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=colorremedies-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=x5UrvzsKKdluy35FdFhLAdVtgRD+f8RkLG9xGG/39+4=; b=DNbjy0UlWk6DX5TFekQyCYCd87nX73SgPG4hJK3728BRH1X5rEEB/QLFgLQ3Fy1xYA 9xKFSnL6Dt3DvoR2T+gvPN9TmiheSfYnF5+WPT05gQW5Bsafj6TRkbmEw61Cjsxen9Bv 51gYnp+8aCm0cKGKrgvhiad7C+6moZqRDT0+lvwRSlKjy9OepCWwd7lzGZWCQHw5qf+T igzL0nvL54K4j+ovUJoQvDfHYoRtYBT7DagY+tHXUa55Ass4OOFgjCZVrys/vvcpJbys L59EecNUcDSMe5pzzcgFPoOax1QvhK9hu6fXjUoulS+jGEqG+b6Vd8mhMvSujdMUzTuf 2Fsg== 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=x5UrvzsKKdluy35FdFhLAdVtgRD+f8RkLG9xGG/39+4=; b=HQ2uvjTdLVbEEWTTzPv9hL9V2zhP2+FQJkyLrwzsL4Rip5bveOxc20YjoD9gy4pQsg 6qntEKlMgjZKG+6If2zuwCQquZZnbfDbLSoucgK6Ie0otkGJ5dEku/R2H5ZbIilYfA2J vcai/81HkjXUkjrygcSKwJJd7pfVFMEB3wiemedN9yqT/enJ9ae2BriL1sHGYZ3U2ivC +JerbqXuJ+oxpZNBsxLqGZqQ27AzU90QXfeoodrYlpES2ApK4zEZrAD3jIm4M8NY+s+Y Oe6ZpD+8nHMWRoRNWuewOVLs1RHN8Wsg02EN9fjLw+O2LGiJIzSlNPXp3IsqpzL/Prmk hs6g== X-Gm-Message-State: AOAM532ky+jEQ5SU/Zh+uDIOAlVfybovybYlRD2QrxZnysNtoEo8vECI Xq9Q+APrPE2L4vNp1K3BsZeiTUJpd9Wh/YducV+Yiw== X-Google-Smtp-Source: ABdhPJyZLXpGdK+Cd/tzF+63ZAx/YC7NHqlAKXoG7a4fHEpG8j2V8vMokoGf0YdInJDX/7CLlmEmXf2+eCrHFwtv2S8= X-Received: by 2002:a5d:4a0c:: with SMTP id m12mr15642086wrq.274.1613340275307; Sun, 14 Feb 2021 14:04:35 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Chris Murphy Date: Sun, 14 Feb 2021 15:04:19 -0700 Message-ID: Subject: Re: Recovering Btrfs from a freak failure of the disk controller To: Neal Gompa Cc: Btrfs BTRFS Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Can you also include: btrfs insp dump-s I wonder if log replay is indicated by non-zero value for log_root in the super block. If so, you check if: ro,nologreplay or ro,nologreplay,usebackuproot work. -- Chris Murphy