From owner-freebsd-questions@FreeBSD.ORG Fri Sep 10 23:04:26 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 191EF106566B for ; Fri, 10 Sep 2010 23:04:26 +0000 (UTC) (envelope-from cswiger@mac.com) Received: from asmtpout023.mac.com (asmtpout023.mac.com [17.148.16.98]) by mx1.freebsd.org (Postfix) with ESMTP id 005238FC20 for ; Fri, 10 Sep 2010 23:04:25 +0000 (UTC) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; charset=us-ascii Received: from cswiger1.apple.com ([17.209.4.71]) by asmtp023.mac.com (Sun Java(tm) System Messaging Server 6.3-8.01 (built Dec 16 2008; 32bit)) with ESMTPSA id <0L8K008L003D1T50@asmtp023.mac.com> for freebsd-questions@freebsd.org; Fri, 10 Sep 2010 16:04:25 -0700 (PDT) X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 ipscore=0 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx engine=6.0.2-1004200000 definitions=main-1009100159 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.0.10011,1.0.148,0.0.0000 definitions=2010-09-10_10:2010-09-10, 2010-09-10, 1970-01-01 signatures=0 From: Chuck Swiger In-reply-to: Date: Fri, 10 Sep 2010 16:04:25 -0700 Message-id: <5FCC3CB1-D40F-47C2-946C-4095506D0091@mac.com> References: To: cronfy X-Mailer: Apple Mail (2.1081) Cc: freebsd-questions Subject: Re: fsck reports errors on clean filesystem (mounted rw) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Sep 2010 23:04:26 -0000 On Sep 10, 2010, at 3:27 PM, cronfy wrote: > 1. Can I be sure my filesystem is consistent? Reasonably. > 2. If fsck reports nonexistent errors (and probably will try to fix > them if asked), isn't it even danger to run fsck on running system? Running fsck in foreground mode on a mounted filesystem is not recommended. > 3. How can I check (not fix) filesystems while partitions are mouted > rw and are under usage? fsck -B...? See "man fsck_ffs". Regards, -- -Chuck