Re: stochastic fair queueing in the elevator [Re: [BENCHMARK]

Andrew Morton (akpm@digeo.com)
Mon, 10 Feb 2003 00:19:21 -0800

Andrea Arcangeli <andrea@suse.de> wrote:
>
> BTW, one thing that should definitely do readhaead and it's
> not doing that (at least in 2.4) is the readdir path, again to generate
> big commands, no matter the seeks. It was lost with the directory in
> pagecache.

Yes. But ext3 is still doing directory readahead, and I have never
noticed it gaining any particular benefit over ext2 from it.

And neither fs performs inode table readahead.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/