Raspberry Pi: (non-ext) USB rootfs

To put the root file system of the RPi on the SD Card might decrease the lifetime of the card due:

  • the offical RPi kernel misses a build-in flash aware file system:
    • nilfs2 is only available as kernel module
    • jffs2 and f2fs are missing at all
  • no initrd support → unable …
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Raspberry Pi: minimize write I/O

You will find some approaches to increase the life time of SD Cards used for the root file system of (Debian) GNU/Linux installations (like on most Raspberry Pi setups). The life time might be dramaticly increased by using a flash aware filesytem like NILFS or FSFS - but this is …

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