Date: Wed, 11 Aug 2010 15:50:14 +0300 From: Zeus V Panchenko <zeus@ibs.dn.ua> To: FreeBSD Net <freebsd-net@freebsd.org> Subject: re0 link UP/DOWN on 8.1-STABLE amd64 Message-ID: <20100811125014.GA98316@ibs.dn.ua>
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Hi All,
can enybody help with the subj, please?
problem: onboard interface re0 link state UP/DOWN flapping
i have:
# uname -a
FreeBSD 8.1-STABLE #0: Mon Aug 9 10:33:17 EEST 2010 amd64
# dmidecode
...
Base Board Information
Manufacturer: ASUSTeK Computer INC.
Product Name: AT5NM10-I
...
# pciconf -lcv
re0@pci0:2:0:0: class=0x020000 card=0x83a31043 chip=0x816810ec rev=0x03 hdr=0x00
vendor = 'Realtek Semiconductor'
device = 'Gigabit Ethernet NIC(NDIS 6.0) (RTL8168/8111/8111c)'
class = network
subclass = ethernet
cap 01[40] = powerspec 3 supports D0 D1 D2 D3 current D0
cap 05[50] = MSI supports 1 message, 64 bit enabled with 1 message
cap 10[70] = PCI-Express 2 endpoint IRQ 2 max data 128(256) link x1(x1)
cap 11[ac] = MSI-X supports 4 messages in map 0x20
cap 03[cc] = VPD
# ifconfig re0
re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=389b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_UCAST,WOL_MCAST,WOL_MAGIC>
ether 20:cf:30:89:5e:95
inet 10.10.0.111 netmask 0xffff0000 broadcast 10.10.255.255
media: Ethernet 1000baseT <full-duplex>
status: active
sporadically interface begins to flap and dmesg shows:
...
Aug 11 14:29:44 kernel: re0: link state changed to DOWN
Aug 11 14:29:47 kernel: re0: link state changed to UP
Aug 11 14:29:58 kernel: re0: link state changed to DOWN
Aug 11 14:30:01 kernel: re0: link state changed to UP
...
systat doesn't show high interrupts on the card
# systat -v
1 users Load 0.06 0.02 0.00 Aug 11 15:45
Mem:KB REAL VIRTUAL VN PAGER SWAP PAGER
Tot Share Tot Share Free in out in out
Act 1069020 177580 2968312 209660 455852 count
All 1149408 184236 1076855k 251780 pages
Proc: Interrupts
r p d s w Csw Trp Sys Int Sof Flt 278 cow 8057 total
1 74 885 842 1181 57 268 736 278 zfod atkbd0 1
ozfod 22 rl0 irq17
0.4%Sys 0.1%Intr 0.2%User 0.0%Nice 99.3%Idle %ozfod 2000 cpu0: time
| | | | | | | | | | | daefr 33 re0 irq256
379 prcfr 2 ahci0 257
29 dtbuf 704 totfr 2000 cpu1: time
Namei Name-cache Dir-cache 100000 desvn react 2000 cpu3: time
Calls hits % hits % 87484 numvn pdwak 2000 cpu2: time
921 921 100 24183 frevn pdpgs
3 intrn
Disks ada0 ada1 pass0 pass1 576392 wire
KB/t 21.40 0.00 0.00 0.00 1040084 act
tps 2 0 0 0 1948900 inact
MB/s 0.04 0.00 0.00 0.00 cache
%busy 0 0 0 0 455852 free
427520 buf
i have changed motherboards ... the same effect. after some time the
problem appears again
is there any info i can provide?
thanks in advance
--
Zeus V. Panchenko
IT Dpt., IBS ltd GMT+2 (EET)
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