# dd bs=128k of=/dev/null if=/dev/ad3
# dd bs=128k of=/dev/null if=/dev/ad2
# dd bs=128k of=/dev/null if=/dev/ad1
# iostat -c 9999
ad0 ad2 ad3 cpu
KB/t tps MB/s KB/t tps MB/s KB/t tps MB/s us ni sy in id
0.00 0 0.00 0.00 0 0.00 0.00 0 0.00 0 0 0 0100
0.00 0 0.00 0.00 0 0.00 128.00 331 41.34 0 0 2 2 97
0.00 0 0.00 0.00 0 0.00 128.00 332 41.46 0 0 2 1 98
0.00 0 0.00 128.00 253 31.69 0.00 0 0.00 0 0 4 0 96
0.00 0 0.00 128.00 255 31.93 0.00 0 0.00 1 0 2 0 97
0.00 0 0.00 128.00 258 32.30 0.00 0 0.00 0 0 1 1 98
128.00 317 39.60 0.00 0 0.00 0.00 0 0.00 0 0 4 0 96
128.00 319 39.85 0.00 0 0.00 0.00 0 0.00 0 0 2 1 98
128.00 319 39.85 0.00 0 0.00 0.00 0 0.00 0 0 2 1 98
0.00 0 0.00 0.00 0 0.00 128.00 332 41.46 0 0 2 1 97
16.00 3 0.05 0.00 0 0.00 128.00 332 41.46 0 0 3 1 96
0.00 0 0.00 0.00 0 0.00 128.00 331 41.34 0 0 2 0 98
0.00 0 0.00 128.00 106 13.24 128.00 106 13.24 0 0 0 2 98
0.00 0 0.00 128.00 105 13.12 128.00 105 13.12 0 0 2 0 98
0.00 0 0.00 128.00 103 12.87 128.00 103 12.87 0 0 1 1 98
128.00 319 39.85 128.00 50 6.19 128.00 50 6.19 0 0 2 1 98
128.00 320 39.98 128.00 50 6.31 128.00 50 6.31 0 0 5 2 93
126.97 322 39.90 128.00 50 6.31 128.00 50 6.31 0 0 1 1 98
126.84 320 39.61 128.00 120 14.97 0.00 0 0.00 0 0 7 0 93
128.00 320 39.97 128.00 120 14.98 0.00 0 0.00 0 0 3 1 96
128.00 320 39.97 128.00 121 15.10 0.00 0 0.00 0 0 2 2 96
128.00 317 39.60 0.00 0 0.00 0.00 0 0.00 0 0 1 2 97
128.00 318 39.73 0.00 0 0.00 0.00 0 0.00 0 0 2 1 98
# sysctl -a
hw.model: AMD Athlon(tm) processor
hw.ata.ata_dma: 1
hw.ata.wc: 1
hw.ata.tags: 0
hw.ata.atapi_dma: 0
hw.dc_quick: 1
hw.instruction_sse: 0
#dmesg
FreeBSD 4.7-RC #0: Mon Oct 7 12:02:48 OMSST 2002
CPU: AMD Athlon(tm) processor (683.47-MHz 686-class CPU)
Origin = "AuthenticAMD" Id = 0x642 Stepping = 2
real memory = 268369920 (262080K bytes)
pcib1: <VIA 8363 (Apollo KT133) PCI-PCI (AGP) bridge> at device 1.0 on pci0
isab0: <VIA 82C686 PCI-ISA bridge> at device 7.0 on pci0
atapci0: <VIA 82C686 ATA100 controller> port 0xd000-0xd00f at device 7.1 on pci0
atapci0: Correcting VIA config for southbridge data corruption bug
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
ad0: 38172MB <MAXTOR 6L040J2> [77557/16/63] at ata0-master UDMA100
ad2: 57241MB <WDC WD600BB-00CFC0> [116301/16/63] at ata1-master UDMA100
ad3: 19092MB <ST320011A> [38792/16/63] at ata1-slave UDMA100
acd0: CDROM <ATAPI-CD ROM-DRIVE-52MAX> at ata0-slave PIO4
#pciconf -lv
chip0@pci0:0:0: class=0x060000 card=0xa401147b chip=0x03051106 rev=0x03 hdr=0x00
vendor = 'VIA Technologies Inc'
device = 'VT8363/5 KT133/KM133 System Controller'
class = bridge
subclass = HOST-PCI
pcib1@pci0:1:0: class=0x060400 card=0x00000080 chip=0x83051106 rev=0x00 hdr=0x01
vendor = 'VIA Technologies Inc'
device = 'VT8363/5 Apollo KT133/KM133 PCI to AGP Bridge'
class = bridge
subclass = PCI-PCI
isab0@pci0:7:0: class=0x060100 card=0x0000147b chip=0x06861106 rev=0x40 hdr=0x00
vendor = 'VIA Technologies Inc'
device = 'VT82C686/A/B "Super South" PCI to ISA Bridge'
class = bridge
subclass = PCI-ISA
atapci0@pci0:7:1: class=0x01018a card=0x05711106 chip=0x05711106 rev=0x06 hdr=0x00
vendor = 'VIA Technologies Inc'
device = 'VT82xxxx EIDE Controller (All VIA Chipsets)'
class = mass storage
subclass = ATA
none0@pci0:7:4: class=0x068000 card=0x30571106 chip=0x30571106 rev=0x40 hdr=0x00
vendor = 'VIA Technologies Inc'
device = 'VT82C686A/B ACPI Power Management Controller'
class = bridge
subclass = PCI-unknown