Messages in this thread | | | Subject | Re: [PATCH] 2.5.14 IDE 56 | Date | Thu, 9 May 2002 15:58:48 +0100 (BST) | From | Alan Cox <> |
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> doing the same test thru the block-layer was basically capped at around > 135mbyte/sec. (simultaneous "dd if=/dev/sdX of=/dev/null bs=512 count=35M").
Tweak your dd to use O_DIRECT and use an O_DIRECT capable fs - that tells you if its copy overhead or disk side stuff. - 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/
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