Re: Tuning Linux for high-speed disk subsystems

• Next message: Terje Eggestad: "Re: Is this a kernel problem? segmentation fault"
• Previous message: Guest section DW: "Re: [PATCH] Re: linux readahead setting?"
• In reply to: Craig I. Hagan: "Re: Tuning Linux for high-speed disk subsystems"
• Next in thread: Dan Hollis: "Re: Tuning Linux for high-speed disk subsystems"
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

> this isn't quite true. use either the RH kernel, the -ac series, or the
> attached patch (for 2.4.15-pre4). Then set /proc/sys/vm/max-readahead to 511 or
> 1023 (power of 2 minus 1)
>
> this should allow you to generate large enough io's for streaming reads to do
> what you are looking for.

How does this work when using software RAID-0 or 5?

--
Roy Sigurd Karlsbakk, MCSE, MCNE, CLS, LCA
Computers are like air conditioners.
They stop working when you open Windows.
-
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/

• Next message: Terje Eggestad: "Re: Is this a kernel problem? segmentation fault"
• Previous message: Guest section DW: "Re: [PATCH] Re: linux readahead setting?"
• In reply to: Craig I. Hagan: "Re: Tuning Linux for high-speed disk subsystems"
• Next in thread: Dan Hollis: "Re: Tuning Linux for high-speed disk subsystems"
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

This archive was generated by hypermail 2b29 : Thu Nov 15 2001 - 21:00:38 EST