mount ramdisk rootfs /etc directory to jffs2 filesystem.

[Johnny Hung]

2010/1/20 Marco Stornelli <marco.stornelli at gmail.com>:
> 2010/1/20 Johnny Hung <johnny.hacking at gmail.com>:
>> 2010/1/19 Matthias Kaehlcke <matthias at kaehlcke.net>:
>>> El Tue, Jan 19, 2010 at 02:17:22PM +0100 Ricard Wanderlof ha dit:
>>>
>> I consider to use ramdisk as rootfs because worry about wrong
>> operation in rootfs (is use jffs2 rootfs) and it will cause system
>> boot up failed.
>> Another query, does the syslogd/klogd log files also store in jffs2
>> rootfs? Write to jffs2 frequently will reduce flash life cycle.
>>
>> BRs, H. Johnny
>>>
>>> --
>

It seems there are a lot of file-systems I have to study :P. The same
question is
how to split my rootfs? Re-mount /etc, /var to another file-sysyem mtd part when
system boot up?

Thank your good advice.
BRs, H. Johnny
> In general a good splitting for rootfs could be: squashfs for rootfs,
> tmpfs for volatile data (/tmp), ubifs (with a flash partition) for
> "strong" permanent data (/etc, ....) and pramfs for "light" permanent
> data (/var/log, .....).
> I think you should "split" your rootfs. Ramdisk is an old approach
> with some drawbacks.
>
> Marco
>