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Had the same issue with a friend's USB stick right now. It would not mount at all. dmesg output: [248948.377351] usb 3-1: new high speed USB device number 95 using xhci_hcd [248948.744276] usb 3-1: ep 0x81 - rounding interval to 128 microframes, ep desc says 255 microframes [248948.744283] usb 3-1: ep 0x2 - rounding interval to 128 microframes, ep desc ...


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The manufacturer sold you the 2GB USB stick as 2 Gigabytes, meaning 2000000000 bytes. Your computer is showing the stick in units of Gigibytes. 1 Gigibyte is 1024 x 1024 x 1024 bytes, which is 1073741824 bytes. If you divide your 2000000000 by 1073741824 you'll end up with 1.86264514923095703125 or, rounded to two decimal places 1.86 GiB. In other words, ...


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The difference is the space used by the file system. There is a space overhead for both metadata and the file system's internal structure. This is true of virtually all file systems whether they are Windows or Linux file systems. On linux, storage devices such as your ssd are treated as a block devices and there is a command 'dd' that will address entire ...



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