# ./livecd-iso-to-disk --home-size-mb 900 CentOS6.5.iso  /dev/sda1

Verifying p_w_picpath...

Unable to fit live p_w_picpath + overlay on available space on USB stick

+ Size of live p_w_picpath:  232

+ Home overlay size:  900

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= Requested:  1132

- Available:  932

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= To fit, free or decrease requested size total by:  200

Cleaning up to exit...



详细的三个参数：

  • --overlay-size-mb  依赖于USB设备，占用USB的空间

  • This option sets the overlay size in megabytes. The overlay is additional storage available to the live operating system if the operating system supports it. The USB storage device must have enough free space for the p_w_picpath and the overlay.

  • --home-size-mb

  • Sets the home directory size in megabytes.

  • --unencrypted-home

  • Disables the encryption of the home directory.