<div dir="ltr">I tried 'wipe' on it last night. But got the same error message:<div>sudo dd if=/dev/zero of=/dev/sdb<br>[sudo] password for michael:           <br>dd: failed to open '/dev/sdb': Read-only file system<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jan 17, 2023 at 12:03 AM Eric Oyen via PLUG-discuss <<a href="mailto:plug-discuss@lists.phxlinux.org">plug-discuss@lists.phxlinux.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div style="overflow-wrap: break-word;">There is one thing you can try before absolutely tossing it. Run dd as root with the following code: sudo dd if=/dev/zero of=/dev/sdb<div>And let her run. That should erase everything on that stick, including partition info, boot sector and the like.</div><div><br></div><div>If there is a problem, dd will very quickly quit with an error.</div><div><br></div><div>-Eric</div><div>From the Central Offices of the Technomage Guild, Hardware dispositions Dept.</div><div><br><div><br><blockquote type="cite"><div>On Jan 16, 2023, at 7:23 PM, Michael via PLUG-discuss <<a href="mailto:plug-discuss@lists.phxlinux.org" target="_blank">plug-discuss@lists.phxlinux.org</a>> wrote:</div><br><div><div dir="ltr" style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">yeah. I think all is loast. I finally got around to looking at the gparted report:<div><br></div><div><p style="font-family:"Times New Roman";font-size:inherit">========================================<br></p><table style="border:0px;font-family:"Times New Roman";font-size:inherit"><tbody><tr><th style="text-align:left">Device:</th><td>/dev/sdd</td></tr><tr><th style="text-align:left">Model:</th><td>SanDisk Ultra</td></tr><tr><th style="text-align:left">Serial:</th><td></td></tr><tr><th style="text-align:left">Sector size:</th><td>512</td></tr><tr><th style="text-align:left">Total sectors:</th><td>60063744</td></tr><tr><td colspan="2"> </td></tr><tr><th style="text-align:left">Heads:</th><td>255</td></tr><tr><th style="text-align:left">Sectors/track:</th><td>2</td></tr><tr><th style="text-align:left">Cylinders:</th><td>117772</td></tr><tr><td colspan="2"> </td></tr><tr><th style="text-align:left">Partition table:</th><td>none</td></tr><tr><td colspan="2"> </td></tr></tbody></table><table style="border:0px;font-family:"Times New Roman";font-size:inherit"><tbody><tr><th style="text-align:left">Partition</th><th style="text-align:left">Type</th><th style="text-align:right">Start</th><th style="text-align:right">End</th><th style="text-align:left">Flags</th><th style="text-align:left">Partition Name</th><th style="text-align:left">File System</th><th style="text-align:left">Label</th><th style="text-align:left">Mount Point</th></tr><tr><td>/dev/sdd</td><td>Unpartitioned</td><td style="text-align:right">0</td><td style="text-align:right">60063743</td><td></td><td></td><td>iso9660</td><td>Kali Live</td><td></td></tr></tbody></table><p style="font-family:"Times New Roman";font-size:inherit">========================================</p><table style="border:0px;font-family:"Times New Roman";font-size:inherit"><tbody><tr><td colspan="2"><b>Format /dev/sdd as ext4</b>  00:00:17    ( ERROR )</td></tr><tr><td>    </td><td><table style="border:0px"><tbody><tr><td colspan="2">calibrate /dev/sdd  00:00:00    ( SUCCESS )</td></tr><tr><td>    </td><td><table style="border:0px"><tbody><tr><td colspan="2"><i>path: /dev/sdd (device)<br>start: 0<br>end: 60063743<br>size: 60063744 (28.64 GiB)</i></td></tr></tbody></table></td></tr></tbody></table><table style="border:0px"><tbody><tr><td colspan="2">clear old file system signatures in /dev/sdd  00:00:17    ( ERROR )</td></tr><tr><td>    </td><td><table style="border:0px"><tbody><tr><td colspan="2">write 512.00 KiB of zeros at byte offset 0  00:00:17    ( ERROR )</td></tr><tr><td>    </td><td><table style="border:0px"><tbody><tr><td colspan="2">libparted messages    ( ERROR )</td></tr><tr><td>    </td><td><table style="border:0px"><tbody><tr><td colspan="2"><i>Unable to open /dev/sdd read-write (Read-only file system). /dev/sdd has been opened read-only.</i></td></tr></tbody></table><table style="border:0px"><tbody><tr><td colspan="2"><i>Can't write to /dev/sdd, because it is opened read-only.</i></td></tr></tbody></table><table style="border:0px"><tbody><tr><td colspan="2"><i>Can't write to /dev/sdd, because it is opened read-only.</i></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></div></div><br style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div class="gmail_quote" style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div dir="ltr" class="gmail_attr">On Mon, Jan 16, 2023 at 7:55 PM Michael <<a href="mailto:bmike1@gmail.com" target="_blank">bmike1@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">any advice before I toss it? I suppose I could buy a chain and wear it around my neck!</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Jan 16, 2023 at 7:53 PM Michael <<a href="mailto:bmike1@gmail.com" target="_blank">bmike1@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">lovely, my 32gb ultra is toast. I started gparted to see if I could format it and the square showing the partitions and usage is gray (as well as the file system icon).</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Jan 16, 2023 at 7:16 PM Steve Litt via PLUG-discuss <<a href="mailto:plug-discuss@lists.phxlinux.org" target="_blank">plug-discuss@lists.phxlinux.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Eric Oyen via PLUG-discuss said on Mon, 16 Jan 2023 16:38:57 -0700<br><br>>For most things, I use USB sticks in<br>>a write once, read many configuration scenario.<br><br>Another thing I've found anecdotally that helps lengthen the USB stick<br>life, whether write once or write a bunch, is to format it as Ext4. I<br>don't think I ever had one go bad as Ext4, but I have with the windows<br>format they're shipped with. Of course, if you have to interact with<br>windows computers or devices expecting windows formated USB sticks, my<br>trick becomes useless.<br><br>SteveT<br><br>Steve Litt<span> </span><br>Autumn 2022 featured book: Thriving in Tough Times<br><a href="http://www.troubleshooters.com/bookstore/thrive.htm" rel="noreferrer" target="_blank">http://www.troubleshooters.com/bookstore/thrive.htm</a><br>---------------------------------------------------<br>PLUG-discuss mailing list:<span> </span><a href="mailto:PLUG-discuss@lists.phxlinux.org" target="_blank">PLUG-discuss@lists.phxlinux.org</a><br>To subscribe, unsubscribe, or to change your mail settings:<br><a href="https://lists.phxlinux.org/mailman/listinfo/plug-discuss" rel="noreferrer" target="_blank">https://lists.phxlinux.org/mailman/listinfo/plug-discuss</a><br></blockquote></div><br clear="all"><div><br></div>--<span> </span><br><div dir="ltr"><div dir="ltr"><div><div dir="ltr"><div><span style="font-size:12.8px">:-)~MIKE~(-:</span><br></div></div></div></div></div></blockquote></div><br clear="all"><div><br></div>--<span> </span><br><div dir="ltr"><div dir="ltr"><div><div dir="ltr"><div><span style="font-size:12.8px">:-)~MIKE~(-:</span><br></div></div></div></div></div></blockquote></div><br clear="all" style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><br></div><span style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline">--<span> </span></span><br style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div dir="ltr" style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div dir="ltr"><div><div dir="ltr"><div><span style="font-size:12.8px">:-)~MIKE~(-:</span><br></div></div></div></div></div><span style="font-family:AppleSymbols;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline">--------------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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><span style="font-size:12.8px">:-)~MIKE~(-:</span><br></div></div></div></div></div>