Messages in this thread | | | Subject | Re: [PATCH] x86/boot: Support uncompressed kernel | From | Michal Marek <> | Date | Mon, 27 Mar 2017 13:47:39 +0200 |
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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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