Boot times (part 2)

The candidates are this time: gzip, lzma, lzo, xz and uncompressed.
The boot time is measured with grabserial. The image is read from a sd card.

compression method image size loading time decompression time
gzip 3978136 0.327381 0.744222
lzma 2939704 0.245322 2.41247
lzo 4368056 no boot
xz 2792912 0.220659 1.961494
uncompressed 7967108 0.641257

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Embedded firmware developer, sometimes Linux kernel developer.

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