dmesg:
[QUOTE]Limiting open port RST response from 153 to 50 packets/sec
Limiting open port RST response from 83 to 50 packets/sec
Limiting open port RST response from 52 to 50 packets/sec
ugen1.4: <CHESEN> at usbus1
ukbd1: <CHESEN PS2 to USB Converter, class 0/0, rev 1.10/0.10, addr 4> on usbus1
kbd3 at ukbd1
ums1: <CHESEN PS2 to USB Converter, class 0/0, rev 1.10/0.10, addr 4> on usbus1
ums1: 5 buttons and [XYZ] coordinates ID=1
Waiting (max 60 seconds) for system process `vnlru' to stop...done
Waiting (max 60 seconds) for system process `bufdaemon' to stop...done

Waiting (max 60 seconds) for system process `syncer' to stop...Syncing disks, vnodes remaining...14 14 1 1 0 0 0 0 done
All buffers synced.
GEOM_MIRROR: Device gm1: provider mirror/gm1 destroyed.
GEOM_MIRROR: Device gm1 destroyed.
Copyright (c) 1992-2012 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
    The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 9.1-RELEASE #0 r243825: Tue Dec  4 09:23:10 UTC 2012
    [email protected]:/usr/obj/usr/src/sys/GENERIC amd64
CPU: Intel(R) Core(TM) i7-3930K CPU @ 3.20GHz (3200.19-MHz K8-class CPU)
  Origin = "GenuineIntel"  Id = 0x206d7  Family = 6  Model = 2d  Stepping = 7
  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0x1fbee3bf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX>
  AMD Features=0x2c100800<SYSCALL,NX,Page1GB,RDTSCP,LM>
  AMD Features2=0x1<LAHF>
  TSC: P-state invariant, performance statistics
real memory  = 68719476736 (65536 MB)
avail memory = 65656545280 (62614 MB)
Event timer "LAPIC" quality 600
ACPI APIC Table: <INTEL  DX79TO  >
FreeBSD/SMP: Multiprocessor System Detected: 12 CPUs
FreeBSD/SMP: 1 package(s) x 6 core(s) x 2 SMT threads
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
 cpu2 (AP): APIC ID:  2
 cpu3 (AP): APIC ID:  3
 cpu4 (AP): APIC ID:  4
 cpu5 (AP): APIC ID:  5
 cpu6 (AP): APIC ID:  6
 cpu7 (AP): APIC ID:  7
 cpu8 (AP): APIC ID:  8
 cpu9 (AP): APIC ID:  9
 cpu10 (AP): APIC ID: 10
 cpu11 (AP): APIC ID: 11
ioapic1 <Version 2.0> irqs 24-47 on motherboard
ioapic0 <Version 2.0> irqs 0-23 on motherboard
lapic0: Forcing LINT1 to edge trigger
kbd1 at kbdmux0
ctl: CAM Target Layer loaded
acpi0: <INTEL DX79TO> on motherboard
acpi0: Power Button (fixed)
acpi0: reservation of f0000000, 18000000 (3) failed
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
cpu2: <ACPI CPU> on acpi0
cpu3: <ACPI CPU> on acpi0
cpu4: <ACPI CPU> on acpi0
cpu5: <ACPI CPU> on acpi0
cpu6: <ACPI CPU> on acpi0
cpu7: <ACPI CPU> on acpi0
cpu8: <ACPI CPU> on acpi0
cpu9: <ACPI CPU> on acpi0
cpu10: <ACPI CPU> on acpi0
cpu11: <ACPI CPU> on acpi0
atrtc0: <AT realtime clock> port 0x70-0x71,0x74-0x77 irq 8 on acpi0
Event timer "RTC" frequency 32768 Hz quality 0
attimer0: <AT timer> port 0x40-0x43,0x50-0x53 irq 0 on acpi0
Timecounter "i8254" frequency 1193182 Hz quality 0
Event timer "i8254" frequency 1193182 Hz quality 100
hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed03fff on acpi0
Timecounter "HPET" frequency 14318180 Hz quality 950
Event timer "HPET" frequency 14318180 Hz quality 450
Event timer "HPET1" frequency 14318180 Hz quality 440
Event timer "HPET2" frequency 14318180 Hz quality 440
Event timer "HPET3" frequency 14318180 Hz quality 440
Event timer "HPET4" frequency 14318180 Hz quality 440
Event timer "HPET5" frequency 14318180 Hz quality 440
Event timer "HPET6" frequency 14318180 Hz quality 440
Event timer "HPET7" frequency 14318180 Hz quality 440
Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
acpi_button0: <Sleep Button> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
pcib1: <ACPI PCI-PCI bridge> at device 1.0 on pci0
pci1: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> at device 1.1 on pci0
pci2: <ACPI PCI bus> on pcib2
xhci0: <NEC uPD720200 USB 3.0 controller> mem 0xec200000-0xec201fff irq 16 at device 0.0 on pci2
usbus0: waiting for BIOS to give up control
xhci0: 32 byte context size.
usbus0 on xhci0
pcib3: <ACPI PCI-PCI bridge> at device 2.0 on pci0
pci3: <ACPI PCI bus> on pcib3
em0: <Intel(R) PRO/1000 Network Connection 7.3.2> port 0x2000-0x201f mem 0xec180000-0xec19ffff,0xec100000-0xec17ffff,0xec1a0000-0xec1a3fff irq 16 at device 0.0 on pci3
em0: Using MSIX interrupts with 3 vectors
em0: Ethernet address: 00:1b:21:60:b3:0b
pcib4: <ACPI PCI-PCI bridge> at device 3.0 on pci0
pci4: <ACPI PCI bus> on pcib4
pci0: <base peripheral> at device 5.0 (no driver attached)
pci0: <base peripheral> at device 5.2 (no driver attached)
pcib5: <ACPI PCI-PCI bridge> at device 17.0 on pci0
pci5: <ACPI PCI bus> on pcib5
pci0: <simple comms> at device 22.0 (no driver attached)
ehci0: <EHCI (generic) USB 2.0 controller> mem 0xe0001000-0xe00013ff irq 16 at device 26.0 on pci0
usbus1: EHCI version 1.0
usbus1 on ehci0
pcib6: <ACPI PCI-PCI bridge> at device 28.0 on pci0
pci6: <ACPI PCI bus> on pcib6
vgapci0: <VGA-compatible display> port 0x1000-0x107f mem 0xe8000000-0xebffffff,0xec000000-0xec03ffff at device 0.0 on pci6
ehci1: <EHCI (generic) USB 2.0 controller> mem 0xe0002000-0xe00023ff irq 23 at device 29.0 on pci0
usbus2: EHCI version 1.0
usbus2 on ehci1
pcib7: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci7: <ACPI PCI bus> on pcib7
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
ahci0: <Intel Patsburg AHCI SATA controller> port 0x3048-0x304f,0x3054-0x3057,0x3040-0x3047,0x3050-0x3053,0x3020-0x303f mem 0xec302000-0xec3027ff irq 18 at device 31.2 on pci0
ahci0: AHCI v1.30 with 6 6Gbps ports, Port Multiplier not supported
ahcich0: <AHCI channel> at channel 0 on ahci0
ahcich1: <AHCI channel> at channel 1 on ahci0
ahcich2: <AHCI channel> at channel 2 on ahci0
ahcich3: <AHCI channel> at channel 3 on ahci0
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
orm0: <ISA Option ROMs> at iomem 0xc0000-0xc7fff,0xca800-0xcb7ff,0xcb800-0xcc7ff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
ppc0: cannot reserve I/O port range
est0: <Enhanced SpeedStep Frequency Control> on cpu0
p4tcc0: <CPU Frequency Thermal Control> on cpu0
est1: <Enhanced SpeedStep Frequency Control> on cpu1
p4tcc1: <CPU Frequency Thermal Control> on cpu1
est2: <Enhanced SpeedStep Frequency Control> on cpu2
p4tcc2: <CPU Frequency Thermal Control> on cpu2
est3: <Enhanced SpeedStep Frequency Control> on cpu3
p4tcc3: <CPU Frequency Thermal Control> on cpu3
est4: <Enhanced SpeedStep Frequency Control> on cpu4
p4tcc4: <CPU Frequency Thermal Control> on cpu4
est5: <Enhanced SpeedStep Frequency Control> on cpu5
p4tcc5: <CPU Frequency Thermal Control> on cpu5
est6: <Enhanced SpeedStep Frequency Control> on cpu6
p4tcc6: <CPU Frequency Thermal Control> on cpu6
est7: <Enhanced SpeedStep Frequency Control> on cpu7
p4tcc7: <CPU Frequency Thermal Control> on cpu7
est8: <Enhanced SpeedStep Frequency Control> on cpu8
p4tcc8: <CPU Frequency Thermal Control> on cpu8
est9: <Enhanced SpeedStep Frequency Control> on cpu9
p4tcc9: <CPU Frequency Thermal Control> on cpu9
est10: <Enhanced SpeedStep Frequency Control> on cpu10
p4tcc10: <CPU Frequency Thermal Control> on cpu10
est11: <Enhanced SpeedStep Frequency Control> on cpu11
p4tcc11: <CPU Frequency Thermal Control> on cpu11
Timecounters tick every 1.000 msec
usbus0: 5.0Gbps Super Speed USB v3.0
usbus1: 480Mbps High Speed USB v2.0
usbus2: 480Mbps High Speed USB v2.0
ugen0.1: <0x1033> at usbus0
uhub0: <0x1033 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0
ugen1.1: <Intel> at usbus1
uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
ugen2.1: <Intel> at usbus2
uhub2: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus2
uhub0: 4 ports with 4 removable, self powered
uhub1: 2 ports with 2 removable, self powered
uhub2: 2 ports with 2 removable, self powered
ugen1.2: <vendor 0x8087> at usbus1
uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus1
ugen2.2: <vendor 0x8087> at usbus2
uhub4: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus2
uhub3: 6 ports with 6 removable, self powered
uhub4: 8 ports with 8 removable, self powered
ugen1.3: <CHESEN> at usbus1
ukbd0: <CHESEN PS2 to USB Converter, class 0/0, rev 1.10/0.10, addr 3> on usbus1
kbd2 at ukbd0
ums0: <CHESEN PS2 to USB Converter, class 0/0, rev 1.10/0.10, addr 3> on usbus1
ums0: 5 buttons and [XYZ] coordinates ID=1
ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
ada0: <INTEL SSDSC2CW240A3 400i> ATA-9 SATA 3.x device
ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
ada0: Command Queueing enabled
ada0: 228936MB (468862128 512 byte sectors: 16H 63S/T 16383C)
ada0: Previously was known as ad4
ada1 at ahcich1 bus 0 scbus1 target 0 lun 0
ada1: <INTEL SSDSC2CW240A3 400i> ATA-9 SATA 3.x device
ada1: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
ada1: Command Queueing enabled
ada1: 228936MB (468862128 512 byte sectors: 16H 63S/T 16383C)
ada1: Previously was known as ad6
ada2 at ahcich2 bus 0 scbus2 target 0 lun 0
ada2: <ST3000DM001-9YN166 CC4H> ATA-8 SATA 3.x device
ada2: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes)
ada2: Command Queueing enabled
ada2: 2861588MB (5860533168 512 byte sectors: 16H 63S/T 16383C)
ada2: Previously was known as ad8
ada3 at ahcich3 bus 0 scbus3 target 0 lun 0
ada3: <ST3000DM001-9YN166 CC4H> ATA-8 SATA 3.x device
ada3: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes)
ada3: Command Queueing enabled
ada3: 2861588MB (5860533168 512 byte sectors: 16H 63S/T 16383C)
ada3: Previously was known as ad10
lapic1: Forcing LINT1 to edge trigger
SMP: AP CPU #1 Launched!
lapic11: Forcing LINT1 to edge trigger
SMP: AP CPU #11 Launched!
lapic9: Forcing LINT1 to edge trigger
SMP: AP CPU #9 Launched!
lapic4: Forcing LINT1 to edge trigger
SMP: AP CPU #4 Launched!
lapic2: Forcing LINT1 to edge trigger
SMP: AP CPU #2 Launched!
lapic10: Forcing LINT1 to edge trigger
SMP: AP CPU #10 Launched!
lapic5: Forcing LINT1 to edge trigger
SMP: AP CPU #5 Launched!
lapic7: Forcing LINT1 to edge trigger
SMP: AP CPU #7 Launched!
lapic3: Forcing LINT1 to edge trigger
SMP: AP CPU #3 Launched!
lapic8: Forcing LINT1 to edge trigger
SMP: AP CPU #8 Launched!
lapic6: Forcing LINT1 to edge trigger
SMP: AP CPU #6 Launched!
GEOM_MIRROR: Device mirror/gm0 launched (2/2).
ugen1.4: <GASIA> at usbus1
ukbd1: <GASIA PS2toUSB Adapter, class 0/0, rev 1.10/2.01, addr 4> on usbus1
kbd3 at ukbd1
ums1: <GASIA PS2toUSB Adapter, class 0/0, rev 1.10/2.01, addr 4> on usbus1
ums1: 5 buttons and [XYZ] coordinates ID=1
GEOM_MIRROR: Device mirror/gm1 launched (2/2).
Trying to mount root from ufs:/dev/mirror/gm0p3 [rw]...
em0: link state changed to UP
Limiting open port RST response from 131 to 50 packets/sec
Limiting open port RST response from 52 to 50 packets/sec
Limiting open port RST response from 53 to 50 packets/sec[/QUOTE]

sysctl.conf:
[QUOTE]
security.bsd.see_other_uids=0
security.bsd.see_other_gids=0
net.inet.ip.check_interface=1
net.inet.tcp.blackhole=2
net.inet.udp.blackhole=1
net.inet.tcp.drop_synfin=1

net.inet.tcp.msl=10000
kern.ipc.somaxconn=32768
net.inet.ip.rtexpire=5
net.inet.ip.rtminexpire=5

net.inet.ip.fastforwarding=1
net.inet.ip.redirect=0
kern.random.sys.harvest.ethernet=0              # /dev/random not feed by ethernet
kern.random.sys.harvest.point_to_point=0
kern.random.sys.harvest.interrupt=0

net.inet.icmp.icmplim=50          # reply to no more than 50 ICMP packets per sec
net.inet.ip.process_options=0     # do not processes any TCP options in the TCP headers
net.inet.ip.rtmaxcache=256        # route cache entries increased
net.inet.icmp.drop_redirect=1     # drop icmp redirects
net.inet.tcp.delayed_ack=0        # no need to delay ACK's
net.inet.tcp.nolocaltimewait=1    # do not create TIME_WAIT state for localhost
net.inet.tcp.path_mtu_discovery=0 # disable MTU path discovery
net.inet.tcp.recvbuf_max=16777216 # TCP receive buffer space
net.inet.tcp.recvspace=8192       # decrease buffers for incoming data
net.inet.tcp.sendbuf_max=16777216 # TCP send buffer space
net.inet.tcp.sendspace=16384      # decrease buffers for outgoing data

kern.ipc.nmbclusters=32768[/QUOTE]