From mboxrd@z Thu Jan 1 00:00:00 1970 From: Carlos Maiolino Subject: [PATCH] e2image: Add image consistency information and -f option to manpage Date: Mon, 30 Sep 2013 18:19:25 -0300 Message-ID: <1380575965-9668-1-git-send-email-cmaiolino@redhat.com> To: linux-ext4@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:23743 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755171Ab3I3VTb (ORCPT ); Mon, 30 Sep 2013 17:19:31 -0400 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r8ULJUUD026051 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 30 Sep 2013 17:19:30 -0400 Received: from orion.redhat.com (ovpn-113-131.phx2.redhat.com [10.3.113.131]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id r8ULJSkm007995 for ; Mon, 30 Sep 2013 17:19:29 -0400 Sender: linux-ext4-owner@vger.kernel.org List-ID: Adds information regarding image consistency when using e2image on a read-write filesystem and about -f option used now to force the image creation of a read-write filesystem Signed-off-by: Carlos Maiolino --- misc/e2image.8.in | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/misc/e2image.8.in b/misc/e2image.8.in index 84b9729..eb22f42 100644 --- a/misc/e2image.8.in +++ b/misc/e2image.8.in @@ -30,6 +30,18 @@ recovering catastrophically corrupted filesystems. In the future, e2fsck will be enhanced to be able to use the image file to help recover a badly damaged filesystem. .PP +When getting an image to be used for debugging purposes, is necessary that the +filesystem be unmounted or in a Read-Only state, to ensure the image-file will +be in a consistent state. Although, it's possible to force an image-file +creation using the +.B -f +option. For images saved for metadata backup purposes (to be restored with +.B -I +option), +.B e2image +will be backing up only statically located metadata blocks, so, images taken +from a read-write filesystem are not completely useless, and, although recommended, there is no real need to run it on a Read-Only or unmounted filesystem. +.PP If .I image-file is \-, then the output of -- 1.8.1.4