lspci | grep Ethernet output:
01:00.0 Ethernet controller: Intel Corporation 82599ES 10-Gigabit SFI/SFP+
Network Connection (rev 01)
Subsystem: Dell Ethernet 10G 4P X520/I350 rNDC
01:00.1 Ethernet controller: Intel Corporation 82599ES 10-Gigabit SFI/SFP+
Network Connection (rev 01)
Subsystem: Dell Ethernet 10G 4P X520/I350 rNDC
08:00.0 Ethernet controller: Intel Corporation I350 Gigabit Network
Connection (rev 01)
08:00.1 Ethernet controller: Intel Corporation I350 Gigabit Network
Connection (rev 01)
lspci -vvv output for the ethernet interface that exhibited this hung state:
08:00.0 Ethernet controller: Intel Corporation I350 Gigabit Network
Connection (rev 01)
Subsystem: Dell Device 1f73
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin D routed to IRQ 19
Region 0: Memory at da680000 (32-bit, non-prefetchable) [size=512K]
Region 3: Memory at da7f8000 (32-bit, non-prefetchable) [size=16K]
Expansion ROM at d9800000 [disabled] [size=512K]
Capabilities: [40] Power Management version 3
Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=1 PME-
Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
Address: 0000000000000000 Data: 0000
Masking: 00000000 Pending: 00000000
Capabilities: [70] MSI-X: Enable+ Count=10 Masked-
Vector table: BAR=3 offset=00000000
PBA: BAR=3 offset=00002000
Capabilities: [a0] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<512ns, L1 <64us
ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported+
RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
FLReset-
MaxPayload 128 bytes, MaxReadReq 512 bytes
DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr+
TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x4, ASPM L0s L1,
Latency L0 <4us, L1 <32us
ClockPM- Surprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain-
CommClk+
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x2, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
DevCap2: Completion Timeout: Range ABCD, TimeoutDis+
DevCtl2: Completion Timeout: 65ms to 210ms, TimeoutDis-
LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance-
SpeedDis-, Selectable De-emphasis: -6dB
Transmit Margin: Normal Operating Range,
EnterModifiedCompliance- ComplianceSOS-
Compliance De-emphasis: -6dB
LnkSta2: Current De-emphasis Level: -6dB,
EqualizationComplete-, EqualizationPhase1-
EqualizationPhase2-, EqualizationPhase3-,
LinkEqualizationRequest-
Capabilities: [e0] Vital Product Data
Product Name: I350 GbE Controller
Read-only fields:
[V0] Vendor specific: FFV15.0.28
[PN] Part number: G61346
[MN] Manufacture ID: 31 30 32 38
[V1] Vendor specific: DSV1028VPDR.VER1.0
[V3] Vendor specific: DTINIC
[V4] Vendor specific:
DCM1001008FC52101008FC53201008FC54301008FC5
[V5] Vendor specific: NPY4
[V6] Vendor specific: PMT13
[V7] Vendor specific: NMVIntel Corp
[RV] Reserved: checksum good, 1 byte(s) reserved
End
Capabilities: [100 v2] Advanced Error Reporting
UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt-
RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt+ UnxCmplt+
RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
UESvrt: DLP+ SDES+ TLP+ FCP+ CmpltTO+ CmpltAbrt- UnxCmplt-
RxOF+ MalfTLP+ ECRC+ UnsupReq- ACSViol-
CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout-
NonFatalErr+
CEMsk: RxErr+ BadTLP+ BadDLLP+ Rollover+ Timeout+
NonFatalErr+
AERCap: First Error Pointer: 00, GenCap+ CGenEn- ChkCap+
ChkEn-
Capabilities: [140 v1] Device Serial Number b8-ca-3a-ff-ff-6c-f6-f7
Capabilities: [150 v1] Alternative Routing-ID Interpretation (ARI)
ARICap: MFVC- ACS-, Next Function: 1
ARICtl: MFVC- ACS-, Function Group: 0
Capabilities: [1a0 v1] Transaction Processing Hints
Device specific mode supported
Steering table in TPH capability structure
Capabilities: [1c0 v1] Latency Tolerance Reporting
Max snoop latency: 0ns
Max no snoop latency: 0ns
Capabilities: [1d0 v1] Access Control Services
ACSCap: SrcValid- TransBlk- ReqRedir- CmpltRedir-
UpstreamFwd- EgressCtrl- DirectTrans-
ACSCtl: SrcValid- TransBlk- ReqRedir- CmpltRedir-
UpstreamFwd- EgressCtrl- DirectTrans-
Kernel driver in use: igb
Thanks
~Dilip
On Fri, Jun 13, 2014 at 7:54 AM, Fujinaka, Todd <[email protected]>
wrote:
> It's hard to tell what hardware you're running. Can you send the output of
> "lspci | grep Ethernet"?
>
> Todd Fujinaka
> Software Application Engineer
> Networking Division (ND)
> Intel Corporation
> [email protected]
> (503) 712-4565
>
> -----Original Message-----
> From: Dilip Kumar Uppugandla [mailto:[email protected]]
> Sent: Thursday, June 12, 2014 9:02 PM
> To: [email protected]
> Subject: [E1000-devel] igb rx lockup with high rx_fifo_errors
>
> Hi,
>
> We are noticing a problem with the igb driver in Linux 3.6.11 kernel. The
> version of the driver is 4.0.1-k with firmware version: 1.67, 0x0b858000,
> 15.0.28.
>
> eth0 seems to get into a hung state where packets can go out of the
> interface (tx counters increase), but none are received (rx_packets
> increase at the same rate as rx_fifo_errors counter). Upping and downing
> the interface seemed to clear the hung state. Collected the following
> information from the device while it is rx hung state. The register dump
> anytime during the hung state shows the Receive desc head and tail pointers
> pointing to 0x0.
>
> ethtool -i eth0:
>
> driver: igb
> version: 4.0.1-k
> firmware-version: 1.67, 0x0b858000, 15.0.28
> bus-info: 0000:08:00.0
> supports-statistics: yes
> supports-test: yes
> supports-eeprom-access: yes
> supports-register-dump: yes
> supports-priv-flags: no
> ethtool -S eth0:
>
> eth0 statistics:
> rx_packets: 21324
> tx_packets: 30864
> rx_bytes: 1463656
> tx_bytes: 7949422
> rx_broadcast: 1767
> tx_broadcast: 16953
> rx_multicast: 0
> tx_multicast: 12
> .......
> tx_tcp_seg_good: 1286
> .........
> rx_fifo_errors: 18867
>
> ethtool -d eth0:
>
> ......
> 0x00100: RCTL (Receive control register) 0x04048022
> Receiver: enabled
> Store bad packets: disabled
> Unicast promiscuous: disabled
> Multicast promiscuous: disabled
> Long packet: enabled
> Descriptor minimum threshold size: 1/2
> Broadcast accept mode: accept
> VLAN filter: enabled
> Cononical form indicator: disabled
> Discard pause frames: filtered
> Pass MAC control frames: don't pass
> Loopback mode: normal
> Receive buffer size: 2048
> 0x02808: RDLEN (Receive desc length) 0x00001000
> 0x02810: RDH (Receive desc head) 0x00000000
> 0x02818: RDT (Receive desc tail) 0x00000000
> 0x00400: TCTL (Transmit ctrl register) 0xA503F0FA
> ......
>
> Is this a known issue? The issue of rx being hung was observed only once
> in our testing.
>
> What are the next steps to address this issue?
>
> Thanks
> ~Dilip
>
>
>
> ------------------------------------------------------------------------------
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> _______________________________________________
> E1000-devel mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/e1000-devel
> To learn more about Intel® Ethernet, visit
> http://communities.intel.com/community/wired
>
------------------------------------------------------------------------------
HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
Find What Matters Most in Your Big Data with HPCC Systems
Open Source. Fast. Scalable. Simple. Ideal for Dirty Data.
Leverages Graph Analysis for Fast Processing & Easy Data Exploration
http://p.sf.net/sfu/hpccsystems
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