Date: Fri, 29 Dec 2006 22:18:23 +0100 (CET) From: Wojciech Puchar <wojtek@tensor.3miasto.net> To: freebsd-questions@freebsd.org Subject: SATA disk problem Message-ID: <20061229221709.A95009@chylonia.3miasto.net>
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i have 2 identical drives in my machine. atacontrol cap ad4 says: Protocol Serial ATA II device model WDC WD1600JS-60NCB1 serial number WD-WCANM4915646 firmware revision 10.02E02 cylinders 16383 heads 16 sectors/track 63 lba supported 268435455 sectors lba48 supported 312581808 sectors dma supported overlap not supported Feature Support Enable Value Vendor write cache yes no read ahead yes yes Native Command Queuing (NCQ) yes - 31/0x1F Tagged Command Queuing (TCQ) no no 31/0x1F SMART yes yes microcode download yes yes security no no power management yes yes advanced power management no no 0/0x00 automatic acoustic management no no 0/0x00 0/0x00 while atacontrol cap ad6 says: Protocol Serial ATA II device model WDC WD1600JS-60NCB1 serial number WD-WCANM4915646 firmware revision 10.02E02 cylinders 16383 heads 16 sectors/track 63 lba supported 268435455 sectors lba48 supported 312581808 sectors dma supported overlap not supported Feature Support Enable Value Vendor write cache yes no read ahead yes yes Native Command Queuing (NCQ) yes - 31/0x1F Tagged Command Queuing (TCQ) no no 31/0x1F SMART yes yes microcode download yes yes security no no power management yes yes advanced power management no no 0/0x00 automatic acoustic management no no 0/0x00 0/0x00 HOW to enable write cache on second drive?
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