Stopping the GC thread?

David Woodhouse dwmw2 at infradead.org
Thu Jun 12 05:41:07 EDT 2003


On Thu, 2003-06-12 at 10:35, Steven Scholz wrote:

> But the impact on system performance done by kupdated is not as 
> critical as the one that's done by the GC intself, is it?

Assuming your flash supports erase-suspend, no. Certainly it doesn't eat
lots of CPU time like GC can.

> >>I suppose that a few more sectors will be examened and written... 
> >>(10ms, 100ms, 1000ms ...???)

> > 'sector'?  Read http://sources.redhat.com/jffs2/jffs2.pdf
> I meant flash sectors.

Whole erase blocks? God no, we GC one data (or dirent or whatever) node
at a time, which is never going to be larger than about 4KiB.

-- 
dwmw2




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