On 02/28/2013 06:58 PM, Marc Peters wrote:
> Hi misc,
> 
> i am using OpenBSD on my home router connected to cable internet. A re
> nic is facing the wild and gets its public IP via DHCP from my ISP. I
> have running a 5.3-beta from Feb. 1st, as this one has the powersaving
> fix for athn in HostAP (realised it then, was committed already in
> August). This router was running happily 5.2-RELEASE until then, 24/7,
> without any issues. However, this night dhclient died unexpectedly and
> /var/log/daemon says:
> 
> Feb 27 22:05:56 router dhclient[22805]: sysctl retrieval of routes:
> Cannot allocate memory
> Feb 27 22:05:56 router dhclient[10969]: dispatch_imsg in main: pipe closed
> 
> dhclient gone and with it my internet connection, too.
> 
> I wonder, what could have caused this. The machine has two AMD APUs and
> 8GB of memory (dmesg attached) and dhclient shouldn't run out of it (and
> it had no issues like that before with 5.1 and 5.2), but maybe i am
> totally wrong and looking in the wrong place at all.
> 
> I know that Realtek cards have had a great history (joking!) and i try
> to avoid them, but this one is onboard and Intel NICs with double
> interfaces aren't as cheap as the PCIe one port desktop grade card i
> already added.
> 
> mbufs are also unremarkable:
> marc@router
> ~ $ netstat -m
> 133 mbufs in use:
>         87 mbufs allocated to data
>         14 mbufs allocated to packet headers
>         32 mbufs allocated to socket names and addresses
> 22/356/6144 mbuf 2048 byte clusters in use (current/peak/max)
> 64/73/6144 mbuf 4096 byte clusters in use (current/peak/max)
> 0/8/6144 mbuf 8192 byte clusters in use (current/peak/max)
> 0/8/6144 mbuf 9216 byte clusters in use (current/peak/max)
> 0/8/6144 mbuf 12288 byte clusters in use (current/peak/max)
> 0/8/6144 mbuf 16384 byte clusters in use (current/peak/max)
> 0/8/6144 mbuf 65536 byte clusters in use (current/peak/max)
> 1284 Kbytes allocated to network (25% in use)
> 0 requests for memory denied
> 0 requests for memory delayed
> 0 calls to protocol drain routines
> 
> Maybe someone can shed some light on it and knows which knob to turn.
> 
> Cheers,
> Marc
> 
> 
> Uptime provided for reference, not measurement of private parts ;)
> 
> marc@router
> ~ $ uptime
>  6:54PM  up 24 days,  2:41, 1 user, load averages: 0.24, 0.19, 0.1
> 
> dmesg:
> OpenBSD 5.3-beta (GENERIC.MP) #25: Fri Feb  1 16:29:00 MST 2013
>     t...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP
> real mem = 8167034880 (7788MB)
> avail mem = 7927136256 (7559MB)
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 2.6 @ 0xeaf40 (52 entries)
> bios0: vendor American Megatrends Inc. version "0306" date 08/18/2011
> bios0: ASUSTeK Computer INC. E45M1-I DELUXE
> acpi0 at bios0: rev 2
> acpi0: sleep states S0 S3 S4 S5
> acpi0: tables DSDT FACP APIC MCFG HPET SSDT SSDT
> acpi0: wakeup devices SBAZ(S4) PS2K(S4) PS2M(S4) UAR1(S4) P0PC(S4)
> UHC1(S4) UHC2(S4) USB3(S4) UHC4(S4) USB5(S4) UHC6(S4) UHC7(S4) PE20(S4)
> PE21(S4) RLAN(S4) PE22(S4) PE23(S4) BR14(S4) PWRB(S4)
> acpitimer0 at acpi0: 3579545 Hz, 32 bits
> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: AMD E-450 APU with Radeon(tm) HD Graphics, 1650.36 MHz
> cpu0:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,HTT,SSE3,MWAIT,SSSE3,CX16,POPCNT,NXE,MMXX,FFXSR,LONG,LAHF,CMPLEG,SVM,EAPICSP,AMCR8,ABM,SSE4A,MASSE,3DNOWP,IBS,SKINIT,ITSC
> cpu0: 32KB 64b/line 2-way I-cache, 32KB 64b/line 8-way D-cache, 512KB
> 64b/line 16-way L2 cache
> cpu0: 8 4MB entries fully associative
> cpu0: DTLB 40 4KB entries fully associative, 8 4MB entries fully associative
> cpu0: apic clock running at 199MHz
> cpu1 at mainbus0: apid 1 (application processor)
> cpu1: AMD E-450 APU with Radeon(tm) HD Graphics, 1649.90 MHz
> cpu1:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,HTT,SSE3,MWAIT,SSSE3,CX16,POPCNT,NXE,MMXX,FFXSR,LONG,LAHF,CMPLEG,SVM,EAPICSP,AMCR8,ABM,SSE4A,MASSE,3DNOWP,IBS,SKINIT,ITSC
> cpu1: 32KB 64b/line 2-way I-cache, 32KB 64b/line 8-way D-cache, 512KB
> 64b/line 16-way L2 cache
> cpu1: 8 4MB entries fully associative
> cpu1: DTLB 40 4KB entries fully associative, 8 4MB entries fully associative
> ioapic0 at mainbus0: apid 0 pa 0xfec00000, version 21, 24 pins
> ioapic0: misconfigured as apic 3, remapped to apid 0
> acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
> acpihpet0 at acpi0: 14318180 Hz
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus 3 (PE20)
> acpiprt2 at acpi0: bus 4 (PE21)
> acpiprt3 at acpi0: bus -1 (PE22)
> acpiprt4 at acpi0: bus -1 (PE23)
> acpiprt5 at acpi0: bus -1 (BR15)
> acpiprt6 at acpi0: bus -1 (PCE6)
> acpiprt7 at acpi0: bus -1 (PCE7)
> acpiprt8 at acpi0: bus -1 (PCE8)
> acpiprt9 at acpi0: bus 1 (BR14)
> acpicpu0 at acpi0: C2, PSS
> acpicpu1 at acpi0: C2, PSS
> acpibtn0 at acpi0: PWRB
> cpu0: 1650 MHz: speeds: 1650 1320 825 MHz
> pci0 at mainbus0 bus 0
> pchb0 at pci0 dev 0 function 0 "AMD AMD64 14h Host" rev 0x00
> vga1 at pci0 dev 1 function 0 "ATI Radeon HD 6320" rev 0x00
> wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> radeondrm0 at vga1: apic 0 int 18
> drm0 at radeondrm0
> azalia0 at pci0 dev 1 function 1 "ATI Radeon HD 6310 HD Audio" rev 0x00: msi
> azalia0: no supported codecs
> ppb0 at pci0 dev 4 function 0 "AMD AMD64 14h PCIE" rev 0x00: msi
> pci1 at ppb0 bus 1
> em0 at pci1 dev 0 function 0 "Intel PRO/1000 MT (82574L)" rev 0x00: msi,
> address 68:05:ca:03:b1:4f
> ahci0 at pci0 dev 17 function 0 "ATI SBx00 SATA" rev 0x40: apic 0 int
> 19, AHCI 1.2
> scsibus0 at ahci0: 32 targets
> sd0 at scsibus0 targ 0 lun 0: <ATA, WDC WD10JPVT-22A, 01.0> SCSI3
> 0/direct fixed naa.50014ee602ec11fb
> sd0: 953869MB, 512 bytes/sector, 1953525168 sectors
> ohci0 at pci0 dev 18 function 0 "ATI SB700 USB" rev 0x00: apic 0 int 18,
> version 1.0, legacy support
> ehci0 at pci0 dev 18 function 2 "ATI SB700 USB2" rev 0x00: apic 0 int 17
> usb0 at ehci0: USB revision 2.0
> uhub0 at usb0 "ATI EHCI root hub" rev 2.00/1.00 addr 1
> ohci1 at pci0 dev 19 function 0 "ATI SB700 USB" rev 0x00: apic 0 int 18,
> version 1.0, legacy support
> ehci1 at pci0 dev 19 function 2 "ATI SB700 USB2" rev 0x00: apic 0 int 17
> usb1 at ehci1: USB revision 2.0
> uhub1 at usb1 "ATI EHCI root hub" rev 2.00/1.00 addr 1
> piixpm0 at pci0 dev 20 function 0 "ATI SBx00 SMBus" rev 0x42: polling
> iic0 at piixpm0
> spdmem0 at iic0 addr 0x50: 4GB DDR3 SDRAM PC3-10600
> spdmem1 at iic0 addr 0x52: 4GB DDR3 SDRAM PC3-10600
> pcib0 at pci0 dev 20 function 3 "ATI SB700 ISA" rev 0x40
> ppb1 at pci0 dev 20 function 4 "ATI SB600 PCI" rev 0x40
> pci2 at ppb1 bus 2
> ohci2 at pci0 dev 20 function 5 "ATI SB700 USB" rev 0x00: apic 0 int 18,
> version 1.0, legacy support
> ppb2 at pci0 dev 21 function 0 "ATI SB800 PCIE" rev 0x00
> pci3 at ppb2 bus 3
> athn0 at pci3 dev 0 function 0 "Atheros AR9285" rev 0x01: apic 0 int 16
> athn0: AR9285 rev 2 (1T1R), ROM rev 14, address 74:2f:68:4a:d2:fd
> ppb3 at pci0 dev 21 function 1 "ATI SB800 PCIE" rev 0x00
> pci4 at ppb3 bus 4
> re0 at pci4 dev 0 function 0 "Realtek 8168" rev 0x06: RTL8168E/8111E
> (0x2c00), apic 0 int 17, address c8:60:00:84:f7:b5
> rgephy0 at re0 phy 7: RTL8169S/8110S PHY, rev. 4
> ohci3 at pci0 dev 22 function 0 "ATI SB700 USB" rev 0x00: apic 0 int 18,
> version 1.0, legacy support
> ehci2 at pci0 dev 22 function 2 "ATI SB700 USB2" rev 0x00: apic 0 int 17
> usb2 at ehci2: USB revision 2.0
> uhub2 at usb2 "ATI EHCI root hub" rev 2.00/1.00 addr 1
> pchb1 at pci0 dev 24 function 0 "AMD AMD64 14h Link Cfg" rev 0x43
> pchb2 at pci0 dev 24 function 1 "AMD AMD64 14h Address Map" rev 0x00
> pchb3 at pci0 dev 24 function 2 "AMD AMD64 14h DRAM Cfg" rev 0x00
> km0 at pci0 dev 24 function 3 "AMD AMD64 14h Misc Cfg" rev 0x00
> pchb4 at pci0 dev 24 function 4 "AMD AMD64 14h CPU Power" rev 0x00
> pchb5 at pci0 dev 24 function 5 "AMD AMD64 14h Reserved" rev 0x00
> pchb6 at pci0 dev 24 function 6 "AMD AMD64 14h NB Power" rev 0x00
> pchb7 at pci0 dev 24 function 7 "AMD AMD64 14h Reserved" rev 0x00
> usb3 at ohci0: USB revision 1.0
> uhub3 at usb3 "ATI OHCI root hub" rev 1.00/1.00 addr 1
> usb4 at ohci1: USB revision 1.0
> uhub4 at usb4 "ATI OHCI 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
> usb5 at ohci2: USB revision 1.0
> uhub5 at usb5 "ATI OHCI root hub" rev 1.00/1.00 addr 1
> usb6 at ohci3: USB revision 1.0
> uhub6 at usb6 "ATI OHCI root hub" rev 1.00/1.00 addr 1
> mtrr: Pentium Pro MTRR support
> ugen0 at uhub6 port 3 "Atheros Communications AR3011" rev 1.10/2.00 addr 2
> vscsi0 at root
> scsibus1 at vscsi0: 256 targets
> softraid0 at root
> scsibus2 at softraid0: 256 targets
> root on sd0a (26f7815995a146a7.a) swap on sd0b dump on sd0b
> 

running for 30 days without any issues.

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