FWIW here's the DMESG from the system I just put in place. Case,
power supply and all I was at around $350 total. It's making an
excellent router/firewall:
OpenBSD 5.7 (GENERIC.MP) #881: Sun Mar 8 11:04:17 MDT 2015
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
real mem = 4262907904 (4065MB)
avail mem = 4145512448 (3953MB)
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.7 @ 0xef280 (18 entries)
bios0: vendor American Megatrends Inc. version "P1.20" date 07/22/2013
bios0: ASRock AD2550R/U3S3
acpi0 at bios0: rev 2
acpi0: sleep states S0 S1 S4 S5
acpi0: tables DSDT FACP APIC MCFG HPET
acpi0: wakeup devices P0P2(S4) USB0(S4) USB1(S4) USB2(S4) USB5(S4)
EUSB(S4) USB3(S4) USB4(S4) USB6(S4) USBE(S4) PS2K(S4) PS2M(S4)
UAR1(S4) GBE_(S4) PEX0(S4) PEX1(S4) [...]
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Atom(TM) CPU D2550 @ 1.86GHz, 1867.04 MHz
cpu0:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,DTES64,MWAIT,DS-CPL,TM2,SSSE3,CX16,xTPR,PDCM,MOVBE,NXE,LONG,LAHF,PERF,ITSC
cpu0: 512KB 64b/line 8-way L2 cache
cpu0: smt 0, core 0, package 0
mtrr: Pentium Pro MTRR support, 7 var ranges, 88 fixed ranges
cpu0: apic clock running at 133MHz
cpu0: mwait min=64, max=64, C-substates=0.1.0.0.0, IBE
cpu1 at mainbus0: apid 1 (application processor)
cpu1: Intel(R) Atom(TM) CPU D2550 @ 1.86GHz, 1866.74 MHz
cpu1:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,DTES64,MWAIT,DS-CPL,TM2,SSSE3,CX16,xTPR,PDCM,MOVBE,NXE,LONG,LAHF,PERF,ITSC
cpu1: 512KB 64b/line 8-way L2 cache
cpu1: smt 1, core 0, package 0
cpu2 at mainbus0: apid 2 (application processor)
cpu2: Intel(R) Atom(TM) CPU D2550 @ 1.86GHz, 1866.74 MHz
cpu2:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,DTES64,MWAIT,DS-CPL,TM2,SSSE3,CX16,xTPR,PDCM,MOVBE,NXE,LONG,LAHF,PERF,ITSC
cpu2: 512KB 64b/line 8-way L2 cache
cpu2: smt 0, core 1, package 0
cpu3 at mainbus0: apid 3 (application processor)
cpu3: Intel(R) Atom(TM) CPU D2550 @ 1.86GHz, 1866.74 MHz
cpu3:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,DTES64,MWAIT,DS-CPL,TM2,SSSE3,CX16,xTPR,PDCM,MOVBE,NXE,LONG,LAHF,PERF,ITSC
cpu3: 512KB 64b/line 8-way L2 cache
cpu3: smt 1, core 1, package 0
ioapic0 at mainbus0: apid 0 pa 0xfec00000, version 20, 24 pins
acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
acpihpet0 at acpi0: 14318179 Hz
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus 6 (P0P2)
acpiprt2 at acpi0: bus 1 (PEX0)
acpiprt3 at acpi0: bus 2 (PEX1)
acpiprt4 at acpi0: bus 3 (PEX2)
acpiprt5 at acpi0: bus -1 (PEX3)
acpiprt6 at acpi0: bus 4 (PEX4)
acpiprt7 at acpi0: bus 5 (PEX5)
acpicpu0 at acpi0
acpicpu1 at acpi0
acpicpu2 at acpi0
acpicpu3 at acpi0
acpibtn0 at acpi0: SLPB
acpibtn1 at acpi0: PWRB
acpivideo0 at acpi0: GFX0
acpivout0 at acpivideo0: DD02
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 vendor "Intel", unknown product 0x0bf3 rev 0x04
vga1 at pci0 dev 2 function 0 "Intel GMA 3600" rev 0x0b
intagp at vga1 not configured
wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
uhci0 at pci0 dev 26 function 0 "Intel 82801JI USB" rev 0x00: apic 0 int 16
uhci1 at pci0 dev 26 function 1 "Intel 82801JI USB" rev 0x00: apic 0 int 21
uhci2 at pci0 dev 26 function 2 "Intel 82801JI USB" rev 0x00: apic 0 int 18
ehci0 at pci0 dev 26 function 7 "Intel 82801JI USB" rev 0x00: apic 0 int 18
ehci0: timed out waiting for BIOS
usb0 at ehci0: USB revision 2.0
uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
azalia0 at pci0 dev 27 function 0 "Intel 82801JI HD Audio" rev 0x00: msi
azalia0: no supported codecs
ppb0 at pci0 dev 28 function 0 "Intel 82801JI PCIE" rev 0x00: msi
pci1 at ppb0 bus 1
ppb1 at pci0 dev 28 function 1 "Intel 82801JI PCIE" rev 0x00: msi
pci2 at ppb1 bus 2
xhci0 at pci2 dev 0 function 0 vendor "Etron", unknown product 0x7052
rev 0x00: msi
usb1 at xhci0: USB revision 3.0
uhub1 at usb1 "Etron xHCI root hub" rev 3.00/1.00 addr 1
ppb2 at pci0 dev 28 function 2 "Intel 82801JI PCIE" rev 0x00: msi
pci3 at ppb2 bus 3
ahci0 at pci3 dev 0 function 0 "Marvell 88SE9172 SATA" rev 0x11: msi, AHCI 1.0
scsibus1 at ahci0: 32 targets
ppb3 at pci0 dev 28 function 4 "Intel 82801JI PCIE" rev 0x00: msi
pci4 at ppb3 bus 4
em0 at pci4 dev 0 function 0 "Intel 82574L" rev 0x00: msi, address
d0:50:99:64:a4:42
ppb4 at pci0 dev 28 function 5 "Intel 82801JI PCIE" rev 0x00: msi
pci5 at ppb4 bus 5
em1 at pci5 dev 0 function 0 "Intel 82574L" rev 0x00: msi, address
d0:50:99:64:a4:43
uhci3 at pci0 dev 29 function 0 "Intel 82801JI USB" rev 0x00: apic 0 int 23
uhci4 at pci0 dev 29 function 1 "Intel 82801JI USB" rev 0x00: apic 0 int 19
uhci5 at pci0 dev 29 function 2 "Intel 82801JI USB" rev 0x00: apic 0 int 18
ehci1 at pci0 dev 29 function 7 "Intel 82801JI USB" rev 0x00: apic 0 int 23
ehci1: timed out waiting for BIOS
usb2 at ehci1: USB revision 2.0
uhub2 at usb2 "Intel EHCI root hub" rev 2.00/1.00 addr 1
ppb5 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0x90
pci6 at ppb5 bus 6
pcib0 at pci0 dev 31 function 0 "Intel 82801JIR LPC" rev 0x00
ahci1 at pci0 dev 31 function 2 "Intel 82801JI AHCI" rev 0x00: msi, AHCI 1.2
scsibus2 at ahci1: 32 targets
sd0 at scsibus2 targ 0 lun 0: <ATA, MKNSSDEC60GB, 604A> SCSI3 0/direct
fixed naa.588891410002f2e8
sd0: 57241MB, 512 bytes/sector, 117231408 sectors, thin
ichiic0 at pci0 dev 31 function 3 "Intel 82801JI SMBus" rev 0x00: apic 0 int 18
iic0 at ichiic0
spdmem0 at iic0 addr 0x50: 2GB DDR3 SDRAM PC3-8500 SO-DIMM
spdmem1 at iic0 addr 0x51: 2GB DDR3 SDRAM PC3-8500 SO-DIMM
usb3 at uhci0: USB revision 1.0
uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb4 at uhci1: USB revision 1.0
uhub4 at usb4 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb5 at uhci2: USB revision 1.0
uhub5 at usb5 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb6 at uhci3: USB revision 1.0
uhub6 at usb6 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb7 at uhci4: USB revision 1.0
uhub7 at usb7 "Intel UHCI root hub" rev 1.00/1.00 addr 1
usb8 at uhci5: USB revision 1.0
uhub8 at usb8 "Intel UHCI root hub" rev 1.00/1.00 addr 1
isa0 at pcib0
isadma0 at isa0
com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
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
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
wbsio0 at isa0 port 0x2e/2: NCT6776F rev 0x33
lm1 at wbsio0 port 0x290/8: NCT6776F
vscsi0 at root
scsibus3 at vscsi0: 256 targets
softraid0 at root
scsibus4 at softraid0: 256 targets
root on sd0a (a4041d3d24c23edd.a) swap on sd0b dump on sd0b
Thanks,
Bryan
On Mon, Jul 27, 2015 at 1:02 PM, Quartz <[email protected]> wrote:
>> I just posted a dmesg from a SuperMicro motherboard with 8-core Intel
>> Atom C2758.
>
>
> Yeah, I've heard about that board. I think it's a tad overkill for our
> situation though :)
>
>
>> Depending on how you configure your disks the 8-core C2758 should be
>> able to saturate a single gig-e nic.
>
>
> Our system will be mainly a router rather than a file server, so I'm mostly
> concerned with how well it would handle network-to-network rather than
> disk-to-network.
>
> Lemme put it a different way: a 500mhz P3 can handle pf on a saturated 100bt
> connection no sweat. I know Atoms are slower clock-for-clock, how do they
> compare (in general) and are there any OpenBSD specific concerns?
