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SubjectRe: [PATCH] x86/boot: Support uncompressed kernel
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Dne 27.3.2017 v 09:58 Sebastian Andrzej Siewior napsal(a):
> On 2017-03-24 13:35:40 [+0800], Chao Peng wrote:
>>
>>>>> kernel kernel size time in decompress_kernel
>>>>> compressed (gzip) 3.3M 53ms
>>>>> uncompressed 14M 3ms
>>>>
>> Exactly, LZ4 is the fastest. It takes 16ms to complete the
>> decompression. Still sounds a little longer when compared to
>> uncompressed kernel.
>
> Are we seriously talking here about one-time improvement of 13ms
> boot time?

If the use case is launching new VM instances continuously, then
compressing the kernel image is about as useful as compressing /bin/bash.

Michal

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