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=-4.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 CE25AC433E2 for ; Tue, 1 Sep 2020 17:23:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A75C92078B for ; Tue, 1 Sep 2020 17:23:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=colorremedies-com.20150623.gappssmtp.com header.i=@colorremedies-com.20150623.gappssmtp.com header.b="qF6pXcVJ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732587AbgIARXV (ORCPT ); Tue, 1 Sep 2020 13:23:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43502 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727819AbgIARXL (ORCPT ); Tue, 1 Sep 2020 13:23:11 -0400 Received: from mail-wr1-x441.google.com (mail-wr1-x441.google.com [IPv6:2a00:1450:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0AADCC061244 for ; Tue, 1 Sep 2020 10:23:11 -0700 (PDT) Received: by mail-wr1-x441.google.com with SMTP id o5so2392473wrn.13 for ; Tue, 01 Sep 2020 10:23:10 -0700 (PDT) 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:content-transfer-encoding; bh=C9q4KpsnPZEtIPU8sBBED8DWjwkAANS/INbGcBTyILE=; b=qF6pXcVJLUfCycbQBPgdIC2CjP9kjSdVTnI6AYOVQMtdd/EyxVkSRkublyKtRelJo6 e6/j0XU1flKC8G3/7UBszuU+1sGbIbSMzIZXGSysLtbeJLJxaFIfPJIDFoTu+0VOOKBp Z0SHXTd7HsX7cwjlMl1cvMiI+pS4w3aB8UYEpUOaREis5uLuEuY+HpQ80A9CHZik3WSe 17vjMha6nA8ZGqHfhpwRBT+aLWkXFtP5zENYfNxr1fXCqPVfoX68uI5OtpZqUKiehBC7 AxFmamSoltCRsdHxra7/VMbYmvGjk4WY6P3m3ka6bFCuk8aQ04BofuXjrXPm94a0B+iP 7Yvg== 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:content-transfer-encoding; bh=C9q4KpsnPZEtIPU8sBBED8DWjwkAANS/INbGcBTyILE=; b=nxvUPG/AS8hgJF9BmngoLi4Gkz37N6QbJYxwBKzT1XgpB6mjR2ju5x6CN1SrGnEYxm OOPyyHwXMDf/LkU7ziG4H5t+MIVRD9wIuKhqA/SNxGLG+r2buPmT1E7XaSfqTQ352/4r I8zW9GlphJ/PEXG7KZUPs+TfyaFZxSxD5j71JMnwnp0adLLKo0P4GUDw6SmSLwOyLR3V 2ujjCiZPzM1GcgYrE9374U/LEb+ggLtZLxqToF71BSnNYdzbgN8kwbhf8RFTavFLXK8e QMFtGq4RPrKqI3c9EfS0BbFo6TN0Zk7PtlbuH0mhluUbLmRWF8HYYXjWj6oHvy5h73vt EHWw== X-Gm-Message-State: AOAM532nlffnYgwrynLNmqJu+ON2tk7Usu6O3eSSwemuqX6JxcmAGd5h NHDBQOnCj4cOdJxojLvpklZivxnCQsBas1ZLvoAhCqP+yj2UPw== X-Google-Smtp-Source: ABdhPJzfUmFz2CElJa2SU2rDynRKmGFyAuvjmXRKiwkyHV3L00lqjzfnJku7hVg9kO21s1jsXTtWBNQPstFCtVOAKcc= X-Received: by 2002:adf:eb89:: with SMTP id t9mr2928825wrn.65.1598980989733; Tue, 01 Sep 2020 10:23:09 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Chris Murphy Date: Tue, 1 Sep 2020 11:22:20 -0600 Message-ID: Subject: Re: [Help] Can't login to my systemd-homed user account due to fallocate failure To: Andrii Zymohliad Cc: Chris Murphy , Btrfs BTRFS Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Tue, Sep 1, 2020 at 11:06 AM Andrii Zymohliad wrote: > > Hi, sure! > > > 1. ls -li /home/azymohliad.home > > 43141 -rw------- 1 root root 322122547200 =D0=B2=D0=B5=D1=80 1 19:57 /ho= me/azymohliad.home > > > 2. filefrag -v /home/azymohliad.home | grep -m 10 shared > > 87954: 52756487..52756516: 291198215.. 291198244: 30: 291722503: sh= ared > 87955: 52756518..52756522: 291198246.. 291198250: 5: sh= ared > 87956: 52756524..52756528: 291198252.. 291198256: 5: sh= ared > 87957: 52756530..52756530: 291198258.. 291198258: 1: sh= ared > 87958: 52756532..52756534: 291198260.. 291198262: 3: sh= ared > 87959: 52756536..52756546: 291198264.. 291198274: 11: sh= ared > 87960: 52756548..52756553: 291198276.. 291198281: 6: sh= ared > 87961: 52756555..52756557: 291198283.. 291198285: 3: sh= ared > 87962: 52756559..52756578: 291198287.. 291198306: 20: sh= ared > 87963: 52756582..52756595: 291198310.. 291198323: 14: sh= ared > > > > 3. Pick any line, multiply the first extent (4th column) by 4096, this > > is the bytenr > > > > 4. btrfs inspect-internal dump-tree -t 5 /dev/nvme0n1p2 | grep -C 10 <= bytenr> > > No output for any of the extents above. For example: > > 291198215 * 4096 =3D 1192747888640 > > Then the following produces no output: > > sudo btrfs inspect-internal dump-tree -t 5 /dev/nvme0n1p2 | grep -C 1= 0 1192747888640 OK it will take longer to search but omit '-t 5' and we'll just search the whole tree dump. --=20 Chris Murphy