Great jffs2 speedup

Artem B. Bityutskiy dedekind at
Sat Oct 1 03:43:58 EDT 2005

On Fri, 2005-09-30 at 17:22 -0600, Peter Grayson wrote:
> On Fri, 2005-09-30 at 21:15 +0000, Sergei Sharonov wrote:
> > Aha!!! Of course, CS reduced your time to first write down to seconds.
> > Could you repeat the test after the un-clean unmount (e.g. power off without
> > sync)? I bet the numbers will be very different. Probably you also need to 
> > be writing to flash during the power off to force full scan on startup.
> I'll add this to my list of "things to try for the list".
Mount should be anyway fast enough with EBS but w/o CS. But
1. your CPU will be busy for quite long time afterwords;
2. you will in general unable to write during that time - writers will
be blocked (sometimes they may write, though).

Best Regards,
Artem B. Bityuckiy,
St.-Petersburg, Russia.

More information about the linux-mtd mailing list