<div dir="ltr"><div>Well, I ran badblocks for several days.<br><br>Output is below, a bit mangled since I hit enter several times to keeps some info on the screen.<br><br>For a 1TB disk that will be used for non-critical stuff (PVR, ...etc.), is this still useable? <br>
<br>It will have NTFS, which I am not sure can re-map bad blocks? the mkfs.ntfs command on Linux (part of ntfs-3g package) initializes the drive with zeros (and takes forever).<br><br></div><div><div># time badblocks -b 4096 -c 4096 -svw /dev/sdc<br>
Checking for bad blocks in read-write mode<br>
>From block 0 to 244190645<br>Testing with pattern 0xaa: done<br>Reading and comparing: 22135426done, 8:52:12 elapsed. (0/0/0 errors)<br>done<br>Testing with pattern 0x55: 97.42% done, 23:55:52 elapsed. (1/0/0 errors)<br>
<br> 97.43% done, 23:55:55 elapsed. (1/0/0 errors)<br><br>done<br>Reading and comparing: 22135188done, 24:51:03 elapsed. (1/0/0 errors)<br> 71.64% done, 29:45:12 elapsed. (2/0/0 errors)<br> 71.65% done, 29:45:13 elapsed. (2/0/0 errors)<br>
done<br>Testing with pattern 0xff: 67.15% done, 37:59:18 elapsed. (2/0/0 errors)<br><br><br>done<br>Reading and comparing: 97.40% done, 49:19:55 elapsed. (2/0/0 errors)<br><br>done<br>Testing with pattern 0x00: 45.41% done, 53:15:40 elapsed. (2/0/0 errors)<br>
<br> 54.93% done, 54:02:14 elapsed. (2/0/0 errors)<br><br>done<br>Reading and comparing: 22135663done, 58:25:20 elapsed. (2/0/0 errors)<br> 45.41% done, 61:16:04 elapsed. (3/0/0 errors)<br><br>done<br>Pass completed, 3 bad blocks found. (3/0/0 errors)<br>
<br>real 3932m43.250s<br>user 23m9.291s<br>sys 16m37.766s<br><br>The bad blocks (4096 ones) are:<br>
<br>22135426<br>22135188<br>22135663<br><br>In dmesg, the bad sectors are:<br><br>[33236.834113] end_request: critical target error, dev sdc, sector 177083312<br>[33238.460149] end_request: critical target error, dev sdc, sector 177083408<br>
[90852.162163] end_request: critical target error, dev sdc, sector 177081392<br>[90853.316978] end_request: critical target error, dev sdc, sector 177083312<br>[90854.968393] end_request: critical target error, dev sdc, sector 177081504<br>
[90855.973362] end_request: critical target error, dev sdc, sector 177083408<br>[151635.813773] end_request: critical target error, dev sdc, sector 177081392<br>[151637.564844] end_request: critical target error, dev sdc, sector 177081504<br>
[211887.403595] end_request: critical target error, dev sdc, sector 177085232<br>[211888.847139] end_request: critical target error, dev sdc, sector 177085304<br><br><br><div class="gmail_extra">-- <br>Khalid M. Baheyeldin<br>
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