From nobody Wed Jun 29 18:35:01 2022 X-Original-To: doc@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 6C56587FCAC for ; Wed, 29 Jun 2022 18:35:01 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4LY99x1wljz4fff for ; Wed, 29 Jun 2022 18:35:01 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 241BC1708E for ; Wed, 29 Jun 2022 18:35:01 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 25TIZ1QA059504 for ; Wed, 29 Jun 2022 18:35:01 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 25TIZ1IP059503 for doc@FreeBSD.org; Wed, 29 Jun 2022 18:35:01 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: doc@FreeBSD.org Subject: [Bug 261944] FFS/UFS: explain soft update journaling (SUJ) in documentation and in tunefs(8) Date: Wed, 29 Jun 2022 18:35:01 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Documentation X-Bugzilla-Component: Books & Articles X-Bugzilla-Version: Latest X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: grahamperrin@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: doc@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Documentation project List-Archive: https://lists.freebsd.org/archives/freebsd-doc List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-doc@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1656527701; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=xJnufBI7JKhSAjap53/eeyivcvL00ABK4FZeFjtfRqM=; b=b5Eif8XBahfzlMz+c67kg75EhQfQMPD9l9gqMmpAcJYyBQzrS5fZqHJ9ikIePnGOkEEIJl 0ohnMZ+w04NC7lkIqNhIQCY/eo1RDEiHzcWAEdH8Mw5kr/B2q5f4knjoa62DXeCn8yFOsl BWYrPaNQPsyXteabGkMzXFXlOoXyaYAenOzmnuB50z2yLd0OCwU/GxnrNQpVJOuWZ+OBQk OD52k4T0kdmFi8FEo+uzqmD7ktL5ahgzBRidxhUFlkTni68iyBneiJhtnvLwUZUYccd64+ o/Gv3m0d8He6R7k6fgCBiL81LTl90QANtTVZ5OshZC6I76vJBP1qlWcq01k54A== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1656527701; a=rsa-sha256; cv=none; b=tjkTptpAd+93tLqRyRgIxZn89lM9j19Zx84QCgJLzcX/pBCQxOL581MiNcNtjKcWnGD7q2 umIRvuYv76B0LsCmRGQUTX27JKL3TleeoBl+RlRV4d4kYOh+utyxkOq76vWHrEh+UI4opT 15fbUSsmhmRxcDqdnQQqBcynMsdkZHHS60b6tvqXeFRtzAn6hYAa45IiAcbXBxWNUOXVPQ Z3QpZDgIqVQH5E55pIhaE/4mlr2EZHq7df6y+RKWXob9L5pfWs8XcGH2mv+Zv9wFpFbjRv ABug1xKdiiUaPEYgYIF0DUVXwHh8rP5zxADnxL4ZpEQ1+ewNcgxxHPKnz0y4Yw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D261944 --- Comment #5 from Graham Perrin --- Re: bug 263433 comment 1 Previously undiscovered by me (not mentioned in relevant pages):=20 ffs(7) > =E2=80=A6 Soft updates can also add journaling that reduces the time spe= nt by=20 > fsck_ffs(8) cleaning up a filesystem after a crash from several minutes=20 > to a few seconds. The journal is placed in an inode named .sujournal,=20 > and is kept as a circular log of segments containing records that=20 > describe metadata operations. =E2=80=A6 --=20 You are receiving this mail because: You are the assignee for the bug.=