Re: [Yaffs] YAFFS vs. JFFS2 performance

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Author: Claudio Lanconelli
Date:  
To: Allen Curtis
CC: yaffs mail list
Subject: Re: [Yaffs] YAFFS vs. JFFS2 performance
Allen Curtis wrote:
> These tests are with a 64MB Infineon flash, 512 byte pages.
>
> 44MB MTD partition: (time in seconds)
> JFFS2 YAFFS
> Mount time: 1.8 29.46
> Umount time: 0.05 0.10
> Write 5.2MB: 29.5 9.82
> Read 5.2MB 4.5 3.49
>
> Second mount with files in partition:
> 3.75 26.51
>
> In general, YAFFS appears to be significantly faster than JFFS2. Is
> there a reason why the mounts are so slow? I thought that this was a
> feature of YAFFS.
>


Hi Allen,
interesting test, can you add some info like kernel version, processor
and board used?
How many files in the yaffs partition?

Cheers,
Claudio Lanconelli