Date: Sun, 17 Apr 2016 00:51:42 -0700 From: "Jack L." <xxjack12xx@gmail.com> To: Matthias Apitz <guru@unixarea.de>, "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: tool for mapping away bad blocks on an external disk Message-ID: <CALeGphx7TZ-nNM_PtV7ZewnNf-t5YB4%2BtFhRcBhHtHd4ng%2B0XA@mail.gmail.com> In-Reply-To: <20160417072641.GA2358@c720-r292778-amd64> References: <20160417072641.GA2358@c720-r292778-amd64>
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IMO, any drive with bad blocks aren't worth keeping around. Once bad blocks start developing, more usually follow shortly after until it turns into SMART Health Status: HARDWARE IMPENDING FAILURE TOO MANY BLOCK REASSIGNS [asc=3D5d, ascq=3D14] On Sun, Apr 17, 2016 at 12:26 AM, Matthias Apitz <guru@unixarea.de> wrote: > > Hello, > > I have an older external disk, connected through USB, which has bad > blocks: > > Apr 17 09:16:38 c720-r292778-amd64 kernel: ugen0.3: <Freecom> at usbus0 > Apr 17 09:16:38 c720-r292778-amd64 kernel: umass0: <Bulk Only Interface> = on usbus0 > Apr 17 09:16:38 c720-r292778-amd64 kernel: umass0: SCSI over Bulk-Only; = quirks =3D 0x0100 > Apr 17 09:16:38 c720-r292778-amd64 kernel: umass0:1:0: Attached to scbus1 > Apr 17 09:16:38 c720-r292778-amd64 kernel: da0 at umass-sim0 bus 0 scbus1= target 0 lun 0 > Apr 17 09:16:38 c720-r292778-amd64 kernel: da0: <Freecom Hard Drive XS 1.= 00> Fixed Direct Access SCSI-2 device > Apr 17 09:16:38 c720-r292778-amd64 kernel: da0: Serial Number FAFFFFF0FDF= 1F6F90FA46017 > Apr 17 09:16:38 c720-r292778-amd64 kernel: da0: 40.000MB/s transfers > Apr 17 09:16:38 c720-r292778-amd64 kernel: da0: 1430799MB (2930277168 512= byte sectors) > Apr 17 09:16:38 c720-r292778-amd64 kernel: da0: quirks=3D0x2<NO_6_BYTE> > > > # fsck /dev/da0s1a > ** /dev/da0s1a > ** Last Mounted on / > ** Phase 1 - Check Blocks and Sizes > > CANNOT READ BLK: 1512063104 > CONTINUE? [yn] y > > THE FOLLOWING DISK SECTORS COULD NOT BE READ: 1512063180, 1512063219, > > CANNOT READ BLK: 1794212160 > CONTINUE? [yn] > > Do we have some good tool to perform an analyse of the full disk and map > away all bad blocks? There is no important data on this disk and if I > can not get rid of the bad blocks I must throw it to dustbin. > > Thanks > > matthias > > -- > Matthias Apitz, =E2=9C=89 guru@unixarea.de, =E2=8C=82 http://www.unixarea= .de/ =E2=98=8E +49-176-38902045 > _______________________________________________ > freebsd-questions@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg"
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