From owner-freebsd-questions@FreeBSD.ORG Mon Jun 1 14:08:10 2009 Return-Path: Delivered-To: questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BEC091065673 for ; Mon, 1 Jun 2009 14:08:10 +0000 (UTC) (envelope-from cpghost@cordula.ws) Received: from fw.farid-hajji.net (fw.farid-hajji.net [213.146.115.42]) by mx1.freebsd.org (Postfix) with ESMTP id 31CFE8FC18 for ; Mon, 1 Jun 2009 14:08:10 +0000 (UTC) (envelope-from cpghost@cordula.ws) Received: from phenom.cordula.ws (phenom [192.168.254.60]) by fw.farid-hajji.net (Postfix) with ESMTP id A77B82E363; Mon, 1 Jun 2009 15:52:11 +0200 (CEST) Date: Mon, 1 Jun 2009 15:52:10 +0200 From: cpghost To: ????????? ????????? Message-ID: <20090601135210.GA5720@phenom.cordula.ws> References: <4A239BC2.7050606@rusig.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4A239BC2.7050606@rusig.ru> User-Agent: Mutt/1.5.19 (2009-01-05) Cc: questions@freebsd.org Subject: Re: Strange text from kernel then detaching USB drive: "sldoosstf sd/e v irceemo" 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: Mon, 01 Jun 2009 14:08:11 -0000 On Mon, Jun 01, 2009 at 01:13:38PM +0400, ????????? ????????? wrote: > Hello all ! > > I got a very confusing messages from kernel then detaching one of my USB > external HD (used only for backups): > > > May 29 12:40:08 perforce kernel: GEOM_LABEL: Label ufs/Backup5 removed. > May 29 12:40:08 perforce kernel: GEOM_LABEL: Label for provider da0s1 is > ufs/Backup5. > May 29 12:40:08 perforce kernel: GEOM_LABEL: Label for provider da0s1 is > msdosfs/ . > May 29 12:40:32 perforce kernel: umass0: at uhub3 port 1 (addr 2) > disconnected > May 29 12:40:32 perforce kernel: (da0:uGmEaOsMs_-LsAiBmE0L::0 :La0b:e0l) > :m sldoosstf sd/e v irceemo > May 29 12:40:32 perforce kernel: v(edda.0: > May 29 12:40:32 perforce kernel: umGaEsOsM-_sLiAmBE0L::0 :L0a:b0e)l: > ruefmso/vBiancgk udpe5v irceem oevnetdr.y > May 29 12:40:32 perforce kernel: > May 29 12:40:32 perforce kernel: umass0: detached > > > I don't understand messages between "umass0: at uhub3 port 1 (addr 2) > disconnected" and "umass0: detached". It's a known problem on SMP systems. Citing from: http://wiki.freebsd.org/BugBusting/Commonly_reported_issues Scrambled or garbled kernel output, such as: SdMaP0:: AP1 6C0P.U0 0#0M1B /Lsa utnrcahnesdf!e da0: Sep 5 00:34:38 test kernel: Waiting (max 60 Sep 5 00:34:38 test kernel: seScyonncdisn)g fdoirs kssy,s tvenmo dperso creesmsa i`nsiynngc.e.r.' to3 stop...0 0 done Sep 5 00:34:38 test kernel: All buffers synced. <... snip ...> Workaround (partial): Use options PRINTF_BUFR_SIZE=256 in your kernel configuration. This will decrease the amount of interspersed output, but does not solve issue entirely > What does it mean? > > Best Regards, > Alexander Derevyanko. -cpghost. -- Cordula's Web. http://www.cordula.ws/