Hello! My SSD 1 GB work very slow.
My test speed: /mnt/cdrom/tmp $ dd if=/dev/zero of=file.test count=1000 1000+0 records in 1000+0 records out 512000 bytes transferred in 0.395 secs (1295094 bytes/sec) /mnt/cdrom/tmp $ cd /tmp/ /tmp $ dd if=/dev/zero of=file.test count=1000 1000+0 records in 1000+0 records out 512000 bytes transferred in 0.036 secs (13993659 bytes/sec) My dmesg output: OpenBSD 3.9-current (GENERIC) #711: Sun Apr 23 18:57:08 MDT 2006 [EMAIL PROTECTED]:/usr/src/sys/arch/i386/compile/GENERIC cpu0: Intel Pentium II ("GenuineIntel" 686-class, 512KB L2 cache) 267 MHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,MMX real mem = 133787648 (130652K) avail mem = 115331072 (112628K) using 1658 buffers containing 6791168 bytes (6632K) of memory mainbus0 (root) bios0 at mainbus0: AT/286+(b5) BIOS, date 07/30/97, BIOS32 rev. 0 @ 0xfd7b1 apm0 at bios0: Power Management spec V1.2 apm0: AC on, battery charge unknown apm0: flags 30102 dobusy 0 doidle 1 pcibios0 at bios0: rev 2.1 @ 0xfd7b0/0x850 pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xfdf50/144 (7 entries) pcibios0: PCI Interrupt Router at 000:07:0 ("Intel 82371SB ISA" rev 0x00) pcibios0: PCI bus #1 is the last bus bios0: ROM list: 0xc0000/0x8000 0xe4000/0xc000 cpu0 at mainbus0 pci0 at mainbus0 bus 0: configuration mode 1 (no bios) pchb0 at pci0 dev 0 function 0 "Intel 82443LX AGP" rev 0x03 ppb0 at pci0 dev 1 function 0 "Intel 82443LX AGP" rev 0x03 pci1 at ppb0 bus 1 vga1 at pci1 dev 0 function 0 "NVIDIA/SGS-Thomson Velocity128" rev 0x22 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) pcib0 at pci0 dev 7 function 0 "Intel 82371AB PIIX4 ISA" rev 0x01 pciide0 at pci0 dev 7 function 1 "Intel 82371AB IDE" rev 0x01: DMA, channel 0 wired to compatibility, channel 1 wired to compatibility wd0 at pciide0 channel 0 drive 0: <SAMSUNG SP0411N> wd0: 16-sector PIO, LBA48, 38204MB, 78242976 sectors atapiscsi0 at pciide0 channel 0 drive 1 scsibus0 at atapiscsi0: 2 targets cd0 at scsibus0 targ 0 lun 0: <ATAPI, CD-ROM 40X, T0C3> SCSI0 5/cdrom removable wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2 cd0(pciide0:0:1): using PIO mode 4, Ultra-DMA mode 2 wd1 at pciide0 channel 1 drive 0: <TRANSCEND> wd1: 1-sector PIO, LBA, 976MB, 2000880 sectors wd1(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2 uhci0 at pci0 dev 7 function 2 "Intel 82371AB USB" rev 0x01: irq 11 usb0 at uhci0: USB revision 1.0 uhub0 at usb0 uhub0: Intel UHCI root hub, rev 1.00/1.00, addr 1 uhub0: 2 ports with 2 removable, self powered piixpm0 at pci0 dev 7 function 3 "Intel 82371AB Power" rev 0x01: SMI iic0 at piixpm0 iic0: addr 0x2d 00=00 01=00 02=00 03=00 04=80 05=00 06=80 07=02 08=02 09=00 0a=00 0b=00 0c=20 0d=00 0e=00 0f=00 10=01 11=02 12=00 13=01 14=30 15=00 16=10 17=00 18=00 19=00 1a=00 1b=00 1c=00 1d=00 1e=00 1f=00 20=00 21=02 22=04 23=84 24=02 25=00 26=00 27=80 28=00 29=00 2a=01 2b=00 2c=01 2d=00 2e=00 2f=00 30=02 31=20 32=00 33=80 34=20 35=00 36=02 37=02 38=00 39=40 3a=00 3b=00 3c=00 3d=00 3e=00 3f=00 40=08 41=00 42=10 43=00 44=00 45=00 46=40 47=57 48=2d 49=c1 4a=00 4b=c1 4c=c1 4d=c1 4e=00 4f=00 50=08 51=00 52=10 53=00 54=00 55=00 56=40 57=57 58=2d 59=c1 5a=c1 5b=c1 5c=c1 5d=c1 5e=c1 5f=00 60=00 61=02 62=04 63=84 64=02 65=00 66=00 67=80 68=00 69=00 6a=01 6b=00 6c=01 6d=00 6e=00 6f=00 70=02 71=20 72=00 73=80 74=20 75=00 76=02 77=02 78=00 79=40 7a=00 7b=00 7c=00 7d=00 7e=00 7f=00 80=00 81=00 82=00 83=00 84=80 85=00 86=80 87=02 88=02 89=00 8a=00 8b=00 8c=20 8d=00 8e=00 8f=00 90=01 91=02 92=00 93=01 94=30 95=00 96=10 97=00 98=00 99=00 9a=00 9b=00 9c=00 9d=00 9e=00 9f=00 a0=00 a1=02 a2=04 a3=84 a4=02 a5=00 a6=00 a7=80 a8=00 a9=00 aa=01 ab=00 ac=01 ad=00 ae=00 af=00 b0=02 b1=20 b2=00 b3=80 b4=20 b5=00 b6=02 b7=02 b8=00 b9=40 ba=00 bb=00 bc=00 bd=00 be=00 bf=00 c0=08 c1=00 c2=10 c3=00 c4=00 c5=00 c6=40 c7=57 c8=2d c9=c1 ca=c1 cb=c1 cc=c1 cd=c1 ce=c1 cf=00 d0=08 d1=00 d2=10 d3=00 d4=00 d5=00 d6=40 d7=57 d8=2d d9=c1 da=c1 db=c1 dc=c1 dd=c1 de=c1 df=00 e0=00 e1=02 e2=04 e3=84 e4=02 e5=00 e6=00 e7=80 e8=00 e9=00 ea=01 eb=00 ec=01 ed=00 ee=00 ef=00 f0=02 f1=20 f2=00 f3=80 f4=20 f5=00 f6=02 f7=02 f8=00 f9=40 fa=00 fb=00 fc=00 fd=00 fe=00 ff=00 cmpci0 at pci0 dev 14 function 0 "C-Media Electronics CMI8738/C3DX Audio" rev 0x10: irq 9 audio0 at cmpci0 rl0 at pci0 dev 15 function 0 "Realtek 8139" rev 0x10: irq 5, address 00:0a:cd:04:ba:ce rlphy0 at rl0 phy 0: RTL internal PHY rl1 at pci0 dev 16 function 0 "Realtek 8139" rev 0x10: irq 11, address 00:0a:cd:04:bc:8d rlphy1 at rl1 phy 0: RTL internal PHY isa0 at pcib0 isadma0 at isa0 pckbc0 at isa0 port 0x60/5 pckbd0 at pckbc0 (kbd slot) pckbc0: using irq 1 for kbd slot wskbd0 at pckbd0: console keyboard, using wsdisplay0 pmsi0 at pckbc0 (aux slot) pckbc0: using irq 12 for aux slot wsmouse0 at pmsi0 mux 0 pcppi0 at isa0 port 0x61 midi0 at pcppi0: <PC speaker> spkr0 at pcppi0 lpt0 at isa0 port 0x378/4 irq 7 npx0 at isa0 port 0xf0/16: using exception 16 pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo pccom1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo fdc0 at isa0 port 0x3f0/6 irq 6 drq 2 fd0 at fdc0 drive 0: 1.44MB 80 cyl, 2 head, 18 sec biomask ed45 netmask ed65 ttymask fde7 pctr: 686-class user-level performance counters enabled mtrr: Pentium Pro MTRR support dkcsum: wd0 matches BIOS drive 0x80 dkcsum: wd1 matches BIOS drive 0x81 root on wd0a rootdev=0x0 rrootdev=0x300 rawdev=0x302 umass0 at uhub0 port 1 configuration 1 interface 0 umass0: I0MEGA Mini256MB*IOM2A1, rev 2.00/2.00, addr 2 umass0: using SCSI over Bulk-Only scsibus1 at umass0: 2 targets sd0 at scsibus1 targ 1 lun 0: <I0MEGA, Mini256MB*IOM2A1, 4.60> SCSI0 0/direct removable sd0: 244MB, 244 cyl, 64 head, 32 sec, 512 bytes/sec, 499712 sec total I have tried also with OpenBSD 4.2!!!!! Thanks Marco