Hi,

thank you very much. I know performances worsen, but I need to simulate a
simple system having either lot of reads or lot of writes. How could I do
it? (if I'm not off-topic).

BR
Giovanni



2012/7/8 Charles Manning <cdhmanning@gmail.com>

> On Friday 06 July 2012 23:28:45 Giovanni Rana wrote:
> > Good moorning everybody,
> >
> > I would like to disable Yaffs caching of pages (at run-time). Is there a
> > way to do it?
> >
> > Best regards,
> > Giovanni Rana
>
> Hello Giovanni
>
> There are really three answers to this question...
>
> First, you can disable the cache before mounting by setting
> dev->param.n_caches to zero. In Linux you can mount with -o no-cache.
>
> Secondly, you can empty the current cache by using sync().
>
> There is no way to disable the cache once a partition is mounted.
>
> Why do you want to disable the cache? It generally provides speed
> advantages.
>
> -- Charles
>
>
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