Limit on bad sectors in USB drive?












0















I recently ran on a USB drive the f3write, f3read, and f3probe tests. The size of the drive is legitimate, but there are some corrupted sectors indicated in f3read:



Data OK: 7.49 GB (15697680 sectors)   
Data LOST: 124.00 KB (248 sectors)
Corrupted: 124.00 KB (248 sectors)
Slightly changed: 0.00 Byte (0 sectors)
Overwritten: 0.00 Byte (0 sectors)


The f3probe run shows the proper size of the drive:



Device geometry:  
*Usable* size: 7.50 GB (15728640 blocks)
Announced size: 7.50 GB (15728640 blocks)
Module: 8.00 GB (2^33 Bytes)
Approximate cache size: 0.00 Byte (0 blocks), need-reset=no
Physical block size: 512.00 Byte (2^9 Bytes)


Am I correct in thinking that any bad sectors mean return this drive to the seller? Or do all USBs have a certain number of bad sectors?










share|improve this question

























  • I returned the USB drive to the seller, who exchanged it. I did take evidence of the bad sectors, which may have smoothed things. New USB tests fine.

    – JWNWSA
    Sep 15 '18 at 18:33
















0















I recently ran on a USB drive the f3write, f3read, and f3probe tests. The size of the drive is legitimate, but there are some corrupted sectors indicated in f3read:



Data OK: 7.49 GB (15697680 sectors)   
Data LOST: 124.00 KB (248 sectors)
Corrupted: 124.00 KB (248 sectors)
Slightly changed: 0.00 Byte (0 sectors)
Overwritten: 0.00 Byte (0 sectors)


The f3probe run shows the proper size of the drive:



Device geometry:  
*Usable* size: 7.50 GB (15728640 blocks)
Announced size: 7.50 GB (15728640 blocks)
Module: 8.00 GB (2^33 Bytes)
Approximate cache size: 0.00 Byte (0 blocks), need-reset=no
Physical block size: 512.00 Byte (2^9 Bytes)


Am I correct in thinking that any bad sectors mean return this drive to the seller? Or do all USBs have a certain number of bad sectors?










share|improve this question

























  • I returned the USB drive to the seller, who exchanged it. I did take evidence of the bad sectors, which may have smoothed things. New USB tests fine.

    – JWNWSA
    Sep 15 '18 at 18:33














0












0








0








I recently ran on a USB drive the f3write, f3read, and f3probe tests. The size of the drive is legitimate, but there are some corrupted sectors indicated in f3read:



Data OK: 7.49 GB (15697680 sectors)   
Data LOST: 124.00 KB (248 sectors)
Corrupted: 124.00 KB (248 sectors)
Slightly changed: 0.00 Byte (0 sectors)
Overwritten: 0.00 Byte (0 sectors)


The f3probe run shows the proper size of the drive:



Device geometry:  
*Usable* size: 7.50 GB (15728640 blocks)
Announced size: 7.50 GB (15728640 blocks)
Module: 8.00 GB (2^33 Bytes)
Approximate cache size: 0.00 Byte (0 blocks), need-reset=no
Physical block size: 512.00 Byte (2^9 Bytes)


Am I correct in thinking that any bad sectors mean return this drive to the seller? Or do all USBs have a certain number of bad sectors?










share|improve this question
















I recently ran on a USB drive the f3write, f3read, and f3probe tests. The size of the drive is legitimate, but there are some corrupted sectors indicated in f3read:



Data OK: 7.49 GB (15697680 sectors)   
Data LOST: 124.00 KB (248 sectors)
Corrupted: 124.00 KB (248 sectors)
Slightly changed: 0.00 Byte (0 sectors)
Overwritten: 0.00 Byte (0 sectors)


The f3probe run shows the proper size of the drive:



Device geometry:  
*Usable* size: 7.50 GB (15728640 blocks)
Announced size: 7.50 GB (15728640 blocks)
Module: 8.00 GB (2^33 Bytes)
Approximate cache size: 0.00 Byte (0 blocks), need-reset=no
Physical block size: 512.00 Byte (2^9 Bytes)


Am I correct in thinking that any bad sectors mean return this drive to the seller? Or do all USBs have a certain number of bad sectors?







usb-drive hardware-test






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share|improve this question













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edited Sep 15 '18 at 13:36







JWNWSA

















asked Sep 14 '18 at 23:55









JWNWSAJWNWSA

689




689













  • I returned the USB drive to the seller, who exchanged it. I did take evidence of the bad sectors, which may have smoothed things. New USB tests fine.

    – JWNWSA
    Sep 15 '18 at 18:33



















  • I returned the USB drive to the seller, who exchanged it. I did take evidence of the bad sectors, which may have smoothed things. New USB tests fine.

    – JWNWSA
    Sep 15 '18 at 18:33

















I returned the USB drive to the seller, who exchanged it. I did take evidence of the bad sectors, which may have smoothed things. New USB tests fine.

– JWNWSA
Sep 15 '18 at 18:33





I returned the USB drive to the seller, who exchanged it. I did take evidence of the bad sectors, which may have smoothed things. New USB tests fine.

– JWNWSA
Sep 15 '18 at 18:33










1 Answer
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No, it's not normal, it shouldn't have any bad sectors.



If the drive is new then returning it to the seller makes sense.



If the drive has been around awhile then repairing it is worth a try using fsck.






share|improve this answer


























  • See also this an this posts for more tools to check integrity of the drive.

    – Pablo Bianchi
    Mar 18 at 23:38












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1 Answer
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active

oldest

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1 Answer
1






active

oldest

votes









active

oldest

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active

oldest

votes









0














No, it's not normal, it shouldn't have any bad sectors.



If the drive is new then returning it to the seller makes sense.



If the drive has been around awhile then repairing it is worth a try using fsck.






share|improve this answer


























  • See also this an this posts for more tools to check integrity of the drive.

    – Pablo Bianchi
    Mar 18 at 23:38
















0














No, it's not normal, it shouldn't have any bad sectors.



If the drive is new then returning it to the seller makes sense.



If the drive has been around awhile then repairing it is worth a try using fsck.






share|improve this answer


























  • See also this an this posts for more tools to check integrity of the drive.

    – Pablo Bianchi
    Mar 18 at 23:38














0












0








0







No, it's not normal, it shouldn't have any bad sectors.



If the drive is new then returning it to the seller makes sense.



If the drive has been around awhile then repairing it is worth a try using fsck.






share|improve this answer















No, it's not normal, it shouldn't have any bad sectors.



If the drive is new then returning it to the seller makes sense.



If the drive has been around awhile then repairing it is worth a try using fsck.







share|improve this answer














share|improve this answer



share|improve this answer








edited Mar 18 at 23:36









Pablo Bianchi

3,03521536




3,03521536










answered Sep 18 '18 at 12:37









JWNWSAJWNWSA

689




689













  • See also this an this posts for more tools to check integrity of the drive.

    – Pablo Bianchi
    Mar 18 at 23:38



















  • See also this an this posts for more tools to check integrity of the drive.

    – Pablo Bianchi
    Mar 18 at 23:38

















See also this an this posts for more tools to check integrity of the drive.

– Pablo Bianchi
Mar 18 at 23:38





See also this an this posts for more tools to check integrity of the drive.

– Pablo Bianchi
Mar 18 at 23:38


















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