[U-Boot] JFFS2 with NAND flash is very SLOW ...

Cote, Sylvain Sylvain.Cote at verint.com
Tue Jun 2 15:02:17 CEST 2009



> In my side:
> MTD0 (720kB): U-boot
> MTD1 (80kB) : env. Variables
> MTD2 (12MB) : kernel + initramfs
> MTD3 (50MB) : rootfs

Maybe it will not help you but I have

MTD0 (all the nand 256M)
MTD1 uboot+ embedded config 2M RAW 
MTD2 1M JFFS2
MTD5 config 5M JFFS2
MTD3 Kernel + initramfs 12M JFFS2
MTD4 KernelBKp 12M JFFS2
MTD5 content 224M

Scanning and fsload of the MTD3 partition take 3 seconds with 2009.03
With 1.3.4 it was something like 6-10 seconds.  But never 1 minute.  I have seen that when scanning the content partition of 224M.

> If it exists a difference between 2009.03 and 1.3.3 it is not sufficient. It
> is very slow in both versions. It takes more than 1 minutes to obtain the
> result of "fsinfo" command !!!



sYLVAIN

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