On Mon, Aug 09, 2004 at 09:06:18PM +0000, Mark wrote: > Dear Sirs: > > In my FreeBSD 4.9R server, I use an ARAID99 1000L RAID system. However, it > only runs at "WDMA2": > > Aug 9 21:08:36 asarian-host /kernel: ad0: 39205MB <ASI ARAID99 1000 Rev > 2.5> [79656/16/63] at ata0-master WDMA2 > > WDMA2 only offers 16 MB/s, whereas ATA133 of course, offers 133 MB/s. The > question is, is there a reason FreeBSD only uses WDMA2 for this device? (it > contains two MAXTOR 40G ATA133 disks, connected to an ATA133 IDE port as > single master). > > Second question, subsidiary, can I force a higher mode than WDMA2? (like > UDMA 133). > > Much obliged,
Check the cable..perhaps you only have a 40-pin cable instead of the 80-pin cable you need for higher speeds. Kris
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