> Increasing the SATA/AHCI DMA TX/RX FIFOs (P0DMACR.TXTS and .RXTS) from
> default 0x0 each to 0x3 each gives a write performance boost of 120MB/s
> from lame 36MB/s to 45MB/s previously. Read performance is about 200MB/s
> [tested on SSD using dd bs=4K count=512K].
Such a simple patch to fix such a long-standing performance problem that
everyone [ well, apparently not quite everyone ] assumed was a hardware
limitation...
And yet, April 1st is long gone.
Is it really for real?
Stefan
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