Messages in this thread | | | From | "Martin A. Fink" <> | Subject | Re: SATA Performance with Intel ICH6 | Date | Tue, 28 Nov 2006 11:09:47 +0100 |
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Dear Alan,
You wrote > The PIIX interface needs CPU intervention each command, so in practice > about every 64K or so, and the CPU gets stalled waiting for the disk > during the setup of each I/O. The newer kernels support AHCI which does > not have this overhead, but it is only present on the newest intel > controllers.
Can you tell me the name of these newest controllers? Is it ICH7 or 8 ? What kernel versions? dmesg only shows ACPI and u/e/o hci_* host controller. (kernel version is 2.6.8-24.25-smp). How can I switch to AHCI ?
Thank you very much,
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