Ryan Castellucci wrote: > I'm using 4 SATA hard drives on a SYBA SD-SATA-4P SATA card (Silicon Image > SIL3114A chipset) and I'm only getting 17MB/sec with hdparm -t on the drives, > and cpu utilization goes up to 100% while the test is going on. I'm running > this from knoppix 3.8, using 2.6.11. > > Anyone got any ideas? Does this SATA chipset just suck, or is something set > wrong? >
Is DMA enabled? Without DMA, every access has to go through the processor, which would explain the 100% CPU utilization. --Ken Bloom -- I usually have a GPG digital signature included as an attachment. See http://www.gnupg.org/ for info about these digital signatures.
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