Hi,
There are 8 CPU, interrupts are enabled only on CPU 1. So I don't think
Serialization is the issue here ( tx_hung or memory barrier ) . The whole
transmit operation happens after acquiring a spin lock. Attaching logs
-bash-3.2# lspci -vvv
06:00.0 Class 0200: Device 8086:10d3
Subsystem: Device 8086:0000
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 A routed to IRQ 52
Region 0: Memory at fb500000 (32-bit, non-prefetchable) [size=128K]
Region 2: I/O ports at 9000 [size=32]
Region 3: Memory at fb520000 (32-bit, non-prefetchable) [size=16K]
Capabilities: [c8] Power Management version 2
Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
Status: D0 PME-Enable- DSel=0 DScale=1 PME-
Capabilities: [d0] Message Signalled Interrupts: Mask- 64bit+ Count=1/1
Enable+
Address: 00000000fee0200c Data: 41a2
Capabilities: [e0] Express (v1) Endpoint, MSI 00
DevCap: MaxPayload 256 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+
MaxPayload 256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr+ TransPend-
LnkCap: Port #7, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0 <128ns,
L1 <64us
ClockPM- Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
Capabilities: [a0] MSI-X: Enable- Mask- TabSize=5
Vector table: BAR=3 offset=00000000
PBA: BAR=3 offset=00002000
Capabilities: [100] Advanced Error Reporting
UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP-
ECRC- UnsupReq- ACSVoil-
UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP-
ECRC- UnsupReq- ACSVoil-
UESvrt: DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- RxOF+ MalfTLP+
ECRC- UnsupReq- ACSVoil-
CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
AERCap: First Error Pointer: 00, GenCap- CGenEn- ChkCap- ChkEn-
Capabilities: [140] Device Serial Number 24-4a-44-ff-ff-35-4e-4c
Kernel driver in use: e1000-cids
Kernel modules: e1000e, e1000-cids
0a:00.0 Class 0200: Device 8086:10d3
Subsystem: Device 8086:0000
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 A routed to IRQ 56
Region 0: Memory at fb100000 (32-bit, non-prefetchable) [size=128K]
Region 2: I/O ports at 5000 [size=32]
Region 3: Memory at fb120000 (32-bit, non-prefetchable) [size=16K]
Capabilities: [c8] Power Management version 2
Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
Status: D0 PME-Enable- DSel=0 DScale=1 PME-
Capabilities: [d0] Message Signalled Interrupts: Mask- 64bit+ Count=1/1
Enable+
Address: 00000000fee0200c Data: 41c2
Capabilities: [e0] Express (v1) Endpoint, MSI 00
DevCap: MaxPayload 256 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+
MaxPayload 256 bytes, MaxReadReq 512 bytes
DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr+ TransPend-
LnkCap: Port #15, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0 <128ns,
L1 <64us
ClockPM- Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive- BWMgmt-
ABWMgmt-
Capabilities: [a0] MSI-X: Enable- Mask- TabSize=5
Vector table: BAR=3 offset=00000000
PBA: BAR=3 offset=00002000
Capabilities: [100] Advanced Error Reporting
UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP-
ECRC- UnsupReq- ACSVoil-
UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP-
ECRC- UnsupReq- ACSVoil-
UESvrt: DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- RxOF+ MalfTLP+
ECRC- UnsupReq- ACSVoil-
CESta: RxErr+ BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
AERCap: First Error Pointer: 14, GenCap- CGenEn- ChkCap- ChkEn-
Capabilities: [140] Device Serial Number 20-4a-44-ff-ff-35-4e-4c
Kernel driver in use: e1000-cids
Kernel modules: e1000e, e1000-cids
-bash-3.2# /home/service/ethtool_x64 -S ge0_0
NIC statistics:
rx_packets: 2270486963
tx_packets: 2270258731
rx_bytes: 842820640337
tx_bytes: 842677599977
rx_broadcast: 15
tx_broadcast: 17
rx_multicast: 217
tx_multicast: 0
rx_errors: 0
tx_errors: 0
tx_dropped: 0
multicast: 217
collisions: 0
rx_length_errors: 0
rx_over_errors: 0
rx_crc_errors: 0
rx_frame_errors: 0
rx_no_buffer_count: 0
rx_missed_errors: 734
tx_aborted_errors: 0
tx_carrier_errors: 0
tx_fifo_errors: 0
tx_heartbeat_errors: 0
tx_window_errors: 0
tx_abort_late_coll: 0
tx_deferred_ok: 0
tx_single_coll_ok: 0
tx_multi_coll_ok: 0
tx_timeout_count: 0
tx_restart_queue: 0
rx_long_length_errors: 0
rx_short_length_errors: 0
rx_align_errors: 0
tx_tcp_seg_good: 0
tx_tcp_seg_failed: 0
rx_flow_control_xon: 0
rx_flow_control_xoff: 0
tx_flow_control_xon: 0
tx_flow_control_xoff: 0
rx_long_byte_count: 842820640337
rx_csum_offload_good: 4540964668
rx_csum_offload_errors: 0
rx_header_split: 0
alloc_rx_buff_failed: 0
tx_smbus: 0
rx_smbus: 0
dropped_smbus: 0
-bash-3.2# /home/service/ethtool_x64 -S ge0_1
NIC statistics:
rx_packets: 2270479945
tx_packets: 2270260736
rx_bytes: 842731587884
tx_bytes: 842763758123
rx_broadcast: 17
tx_broadcast: 15
rx_multicast: 251
tx_multicast: 0
rx_errors: 0
tx_errors: 0
tx_dropped: 0
multicast: 251
collisions: 0
rx_length_errors: 0
rx_over_errors: 0
rx_crc_errors: 0
rx_frame_errors: 0
rx_no_buffer_count: 0
rx_missed_errors: 668
tx_aborted_errors: 0
tx_carrier_errors: 0
tx_fifo_errors: 0
tx_heartbeat_errors: 0
tx_window_errors: 0
tx_abort_late_coll: 0
tx_deferred_ok: 0
tx_single_coll_ok: 0
tx_multi_coll_ok: 0
tx_timeout_count: 0
tx_restart_queue: 0
rx_long_length_errors: 0
rx_short_length_errors: 0
rx_align_errors: 0
tx_tcp_seg_good: 0
tx_tcp_seg_failed: 0
rx_flow_control_xon: 0
rx_flow_control_xoff: 0
tx_flow_control_xon: 0
tx_flow_control_xoff: 0
rx_long_byte_count: 842731587884
rx_csum_offload_good: 4540950578
rx_csum_offload_errors: 0
rx_header_split: 0
alloc_rx_buff_failed: 0
tx_smbus: 0
rx_smbus: 0
dropped_smbus: 0
-bash-3.2# modinfo e1000-cids
filename: /lib/modules/2.6.29.1/kernel/drivers/cisco/e1000-cids.ko
license: GPL
description: Intel(R) PRO/1000 Network Driver
author: Intel Corporation, <linux.n...@intel.com>
srcversion: E9DC028A15DB101E7CF77E9
alias: pci:v00008086d000010C3sv*sd*bc*sc*i*
alias: pci:v00008086d000010C2sv*sd*bc*sc*i*
alias: pci:v00008086d000010C0sv*sd*bc*sc*i*
alias: pci:v00008086d0000294Csv*sd*bc*sc*i*
alias: pci:v00008086d000010BDsv*sd*bc*sc*i*
alias: pci:v00008086d000010C5sv*sd*bc*sc*i*
alias: pci:v00008086d000010C4sv*sd*bc*sc*i*
alias: pci:v00008086d000010D5sv*sd*bc*sc*i*
alias: pci:v00008086d000010BCsv*sd*bc*sc*i*
alias: pci:v00008086d000010BBsv*sd*bc*sc*i*
alias: pci:v00008086d000010BAsv*sd*bc*sc*i*
alias: pci:v00008086d000010B9sv*sd*bc*sc*i*
alias: pci:v00008086d000010B5sv*sd*bc*sc*i*
alias: pci:v00008086d000010A0sv*sd*bc*sc*i*
alias: pci:v00008086d000010DAsv*sd*bc*sc*i*
alias: pci:v00008086d000010D9sv*sd*bc*sc*i*
alias: pci:v00008086d000010A5sv*sd*bc*sc*i*
alias: pci:v00008086d000010A4sv*sd*bc*sc*i*
alias: pci:v00008086d000010D3sv*sd*bc*sc*i*
alias: pci:v00008086d0000109Asv*sd*bc*sc*i*
alias: pci:v00008086d00001099sv*sd*bc*sc*i*
alias: pci:v00008086d00001098sv*sd*bc*sc*i*
alias: pci:v00008086d00001096sv*sd*bc*sc*i*
alias: pci:v00008086d0000108Csv*sd*bc*sc*i*
alias: pci:v00008086d0000108Bsv*sd*bc*sc*i*
alias: pci:v00008086d0000108Asv*sd*bc*sc*i*
alias: pci:v00008086d0000107Fsv*sd*bc*sc*i*
alias: pci:v00008086d0000107Esv*sd*bc*sc*i*
alias: pci:v00008086d0000107Dsv*sd*bc*sc*i*
alias: pci:v00008086d0000107Csv*sd*bc*sc*i*
alias: pci:v00008086d0000107Bsv*sd*bc*sc*i*
alias: pci:v00008086d0000107Asv*sd*bc*sc*i*
alias: pci:v00008086d00001079sv*sd*bc*sc*i*
alias: pci:v00008086d00001078sv*sd*bc*sc*i*
alias: pci:v00008086d00001077sv*sd*bc*sc*i*
alias: pci:v00008086d00001076sv*sd*bc*sc*i*
alias: pci:v00008086d00001075sv*sd*bc*sc*i*
alias: pci:v00008086d00001060sv*sd*bc*sc*i*
alias: pci:v00008086d0000105Fsv*sd*bc*sc*i*
alias: pci:v00008086d0000105Esv*sd*bc*sc*i*
alias: pci:v00008086d0000104Dsv*sd*bc*sc*i*
alias: pci:v00008086d0000104Csv*sd*bc*sc*i*
alias: pci:v00008086d0000104Bsv*sd*bc*sc*i*
alias: pci:v00008086d0000104Asv*sd*bc*sc*i*
alias: pci:v00008086d00001049sv*sd*bc*sc*i*
alias: pci:v00008086d00001028sv*sd*bc*sc*i*
alias: pci:v00008086d00001027sv*sd*bc*sc*i*
alias: pci:v00008086d00001026sv*sd*bc*sc*i*
alias: pci:v00008086d0000101Esv*sd*bc*sc*i*
alias: pci:v00008086d0000101Dsv*sd*bc*sc*i*
alias: pci:v00008086d0000101Asv*sd*bc*sc*i*
alias: pci:v00008086d00001019sv*sd*bc*sc*i*
alias: pci:v00008086d00001018sv*sd*bc*sc*i*
alias: pci:v00008086d00001017sv*sd*bc*sc*i*
alias: pci:v00008086d00001016sv*sd*bc*sc*i*
alias: pci:v00008086d00001015sv*sd*bc*sc*i*
alias: pci:v00008086d00001014sv*sd*bc*sc*i*
alias: pci:v00008086d00001013sv*sd*bc*sc*i*
alias: pci:v00008086d00001012sv*sd*bc*sc*i*
alias: pci:v00008086d00001011sv*sd*bc*sc*i*
alias: pci:v00008086d00001010sv*sd*bc*sc*i*
alias: pci:v00008086d0000100Fsv*sd*bc*sc*i*
alias: pci:v00008086d0000100Esv*sd*bc*sc*i*
alias: pci:v00008086d0000100Dsv*sd*bc*sc*i*
alias: pci:v00008086d0000100Csv*sd*bc*sc*i*
alias: pci:v00008086d00001009sv*sd*bc*sc*i*
alias: pci:v00008086d00001008sv*sd*bc*sc*i*
depends:
vermagic: 2.6.29.1 SMP mod_unload
parm: TxDescriptors:Number of transmit descriptors (array of int)
parm: RxDescriptors:Number of receive descriptors (array of int)
parm: Speed:Speed setting (array of int)
parm: Duplex:Duplex setting (array of int)
parm: AutoNeg:Advertised auto-negotiation setting (array of int)
parm: FlowControl:Flow Control setting (array of int)
parm: XsumRX:Disable or enable Receive Checksum offload (array of
int)
parm: TxIntDelay:Transmit Interrupt Delay (array of int)
parm: TxAbsIntDelay:Transmit Absolute Interrupt Delay (array of
int)
parm: RxIntDelay:Receive Interrupt Delay (array of int)
parm: RxAbsIntDelay:Receive Absolute Interrupt Delay (array of
int)
parm: InterruptThrottleRate:Interrupt Throttling Rate (array of
int)
parm: PollingMode:Disable or enable Polling Mode (array of int)
parm: XLActive:Disable or enable XL Mode (array of int)
parm: SmartPowerDownEnable:Enable PHY smart power down (array of
int)
parm: KumeranLockLoss:Enable Kumeran lock loss workaround (array
of int)
parm: smart_speed_count:Pass smart speed count if the architure
is 4260 or 4270 (int)
parm: copybreak:Maximum size of packet that is copied to a new
buffer on receive (uint)
parm: debug:Debug level (0=none,...,16=all) (int)
-bash-3.2# cat /proc/interrupts
CPU0 CPU1 CPU2 CPU3 CPU4 CPU5
CPU6 CPU7
0: 149 0 0 11835923 0 0
0 0 IO-APIC-edge timer
1: 0 0 0 2 0 0
0 0 IO-APIC-edge i8042
3: 0 0 0 6 0 0
0 0 IO-APIC-edge serial
4: 0 0 0 570 0 0
0 0 IO-APIC-edge serial
8: 0 0 0 1 0 0
0 0 IO-APIC-edge rtc0
9: 0 0 0 0 0 0
0 0 IO-APIC-fasteoi acpi
12: 0 0 0 7 0 0
0 0 IO-APIC-edge i8042
14: 0 0 0 0 0 0
0 0 IO-APIC-edge ide0
15: 0 0 0 0 0 0
0 0 IO-APIC-edge ide1
16: 0 0 0 0 0 0
0 74 IO-APIC-fasteoi ehci_hcd:usb1
23: 0 0 0 0 0 0
0 33597 IO-APIC-fasteoi ehci_hcd:usb2
24: 11834303 0 0 0 0 0
0 0 HPET_MSI-edge hpet2
25: 0 11848245 0 0 0 0
0 0 HPET_MSI-edge hpet3
26: 0 0 11847837 0 0 0
0 0 HPET_MSI-edge hpet4
27: 0 0 0 11847188 0 0
0 0 HPET_MSI-edge hpet5
28: 0 0 0 0 11847939 0
0 0 HPET_MSI-edge hpet6
29: 0 0 0 0 0 0
0 0 PCI-MSI-edge aerdrv
30: 0 0 0 0 0 0
0 0 PCI-MSI-edge aerdrv
48: 52305 0 0 0 0 0
0 0 PCI-MSI-edge cpp_base
49: 0 0 0 0 0 0
0 0 PCI-MSI-edge ge0_6
50: 0 0 0 0 0 0
0 0 PCI-MSI-edge ge0_4
51: 0 0 0 0 0 0
0 0 PCI-MSI-edge ge0_2
52: 0 182372945 1 0 0 0
0 0 PCI-MSI-edge ge0_0
53: 0 0 0 0 0 0
0 0 PCI-MSI-edge ge0_7
54: 0 0 0 0 0 0
0 0 PCI-MSI-edge ge0_5
55: 0 0 0 0 0 0
0 0 PCI-MSI-edge ge0_3
56: 0 182106089 0 0 1 0
0 0 PCI-MSI-edge ge0_1
57: 0 0 0 0 0 32369
0 0 PCI-MSI-edge ma0_0
NMI: 0 0 0 0 0 0
0 0 Non-maskable interrupts
LOC: 792 8319 7743 7167 6591 11855915
11854969 11851679 Local timer interrupts
RES: 33183 204822 147379 28106 749980 19856
29527 173678 Rescheduling interrupts
CAL: 33 145 144 125 145 146
144 140 Function call interrupts
TLB: 3907 4653 3080 3162 3274 4554
3565 8091 TLB shootdowns
TRM: 0 0 0 0 0 0
0 0 Thermal event interrupts
THR: 0 0 0 0 0 0
0 0 Threshold APIC interrupts
SPU: 0 0 0 0 0 0
0 0 Spurious interrupts
ERR: 0
MIS: 0
-bash-3.2# dmesg
eated pci_slot on 0000:0c:08
pci_create_slot: created pci_slot on 0000:0c:09
pci_create_slot: created pci_slot on 0000:0f:00
pci_create_slot: created pci_slot on 0000:11:00
pci_create_slot: created pci_slot on 0000:12:00
pci_create_slot: created pci_slot on 0000:13:00
pci_create_slot: created pci_slot on 0000:14:00
ACPI: SSDT DF630898, 06F4 (r1 AMI IST 1 MSFT 3000001)
ACPI Warning (tbutils-0242): Incorrect checksum in table [SSDT] - 3F,
should be 91 [20081204]
ACPI: SSDT DF627D98, 00E4 (r1 AMI CST 1 MSFT 3000001)
Monitor-Mwait will be used to enter C-3 state
ACPI: CPU0 (power states: C1[C1] C2[C3])
processor ACPI_CPU:00: registered as cooling_device0
ACPI: Processor [P000] (supports 8 throttling states)
ACPI: CPU1 (power states: C1[C1] C2[C3])
processor ACPI_CPU:01: registered as cooling_device1
ACPI: Processor [P001] (supports 8 throttling states)
ACPI: CPU2 (power states: C1[C1] C2[C3])
processor ACPI_CPU:02: registered as cooling_device2
ACPI: Processor [P002] (supports 8 throttling states)
ACPI: CPU3 (power states: C1[C1] C2[C3])
processor ACPI_CPU:03: registered as cooling_device3
ACPI: Processor [P003] (supports 8 throttling states)
ACPI: CPU4 (power states: C1[C1] C2[C3])
processor ACPI_CPU:04: registered as cooling_device4
ACPI: Processor [P004] (supports 8 throttling states)
ACPI: CPU5 (power states: C1[C1] C2[C3])
processor ACPI_CPU:05: registered as cooling_device5
ACPI: Processor [P005] (supports 8 throttling states)
ACPI: CPU6 (power states: C1[C1] C2[C3])
processor ACPI_CPU:06: registered as cooling_device6
ACPI: Processor [P006] (supports 8 throttling states)
ACPI: CPU7 (power states: C1[C1] C2[C3])
processor ACPI_CPU:07: registered as cooling_device7
ACPI: Processor [P007] (supports 8 throttling states)
Non-volatile memory driver v1.3
Linux agpgart interface v0.103
ipmi message handler version 39.2
ipmi device interface
IPMI System Interface driver.
ipmi_si: Trying SMBIOS-specified kcs state machine at i/o address 0xca2,
slave address 0x0, irq 0
ipmi: Found new BMC (man_id: 0x00168b, prod_id: 0x00a9, dev_id: 0x20)
IPMI kcs interface initialized
ipmi_si: Trying ACPI-specified kcs state machine at i/o address 0xca2,
slave address 0x0, irq 0
ipmi_si: duplicate interface
IPMI SMB Interface driver
IPMI Watchdog: driver initialized
Copyright (C) 2004 MontaVista Software - IPMI Powerdown via sys_reboot.
IPMI poweroff: ATCA Detect mfg 0x168B prod 0xA9
IPMI poweroff: Found a chassis style poweroff function
Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
00:03: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
00:04: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
brd: module loaded
loop: module loaded
lpc: version 0.1 (Jan 18 2013)
tun: Universal TUN/TAP device driver, 1.6
tun: (C) 1999-2004 Max Krasnyansky <m...@qualcomm.com>
Uniform Multi-Platform E-IDE driver
ide_generic: please use "probe_mask=0x3f" module parameter for probing all
legacy ISA IDE ports
Probing IDE interface ide0...
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
Probing IDE interface ide1...
ide1 at 0x170-0x177,0x376 on irq 15
ide-gd driver 1.18
Driver 'sd' needs updating - please use bus_type methods
Driver 'sr' needs updating - please use bus_type methods
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ehci_hcd 0000:00:1a.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
ehci_hcd 0000:00:1a.0: setting latency timer to 64
ehci_hcd 0000:00:1a.0: EHCI Host Controller
ehci_hcd 0000:00:1a.0: new USB bus registered, assigned bus number 1
ehci_hcd 0000:00:1a.0: debug port 2
ehci_hcd 0000:00:1a.0: cache line size of 32 is not supported
ehci_hcd 0000:00:1a.0: irq 16, io mem 0xfbd03000
ehci_hcd 0000:00:1a.0: USB 2.0 started, EHCI 1.00
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
ehci_hcd 0000:00:1d.0: PCI INT A -> GSI 23 (level, low) -> IRQ 23
ehci_hcd 0000:00:1d.0: setting latency timer to 64
ehci_hcd 0000:00:1d.0: EHCI Host Controller
ehci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 2
ehci_hcd 0000:00:1d.0: debug port 2
ehci_hcd 0000:00:1d.0: cache line size of 32 is not supported
ehci_hcd 0000:00:1d.0: irq 23, io mem 0xfbd02000
ehci_hcd 0000:00:1d.0: USB 2.0 started, EHCI 1.00
usb usb2: configuration #1 chosen from 1 choice
hub 2-0:1.0: USB hub found
usb 1-1: new high speed USB device using ehci_hcd and address 2
hub 2-0:1.0: 2 ports detected
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
uhci_hcd: USB Universal Host Controller Interface driver
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
PNP: No PS/2 controller found. Probing ports directly.
usb 1-1: configuration #1 chosen from 1 choice
serio: i8042 KBD port at 0x60,0x64 irq 1
serio: i8042 AUX port at 0x60,0x64 irq 12
mice: PS/2 mouse device common for all mice
rtc_cmos 00:06: RTC can wake from S4
rtc_cmos 00:06: rtc core: registered rtc_cmos as rtc0
rtc0: alarms up to one year, y3k, 114 bytes nvram, hpet irqs
i2c /dev entries driver
i801_smbus 0000:00:1f.3: PCI INT C -> GSI 18 (level, low) -> IRQ 18
hub 1-1:1.0: USB hub found
hub 1-1:1.0: 6 ports detected
device-mapper: ioctl: 4.14.0-ioctl (2008-04-23) initialised:
dm-de...@redhat.com
cpuidle: using governor ladder
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
usb 2-1: new high speed USB device using ehci_hcd and address 2
TCP cubic registered
IPv6: Loaded, but is disabled by default. IPv6 may be enabled on individual
interfaces.
NET: Registered protocol family 10
NET: Registered protocol family 17
NET: Registered protocol family 5
usb 2-1: configuration #1 chosen from 1 choice
hub 2-1:1.0: USB hub found
hub 2-1:1.0: 8 ports detected
rtc_cmos 00:06: setting system clock to 2013-08-02 03:47:34 UTC (1375415254)
Freeing unused kernel memory: 1032k freed
usb 1-1.2: new high speed USB device using ehci_hcd and address 3
Write protecting the kernel read-only data: 4272k
usb 1-1.2: configuration #1 chosen from 1 choice
input: Avocent USB Composite Device-0 as /class/input/input0
generic-usb 0003:0624:0248.0001: input: USB HID v1.00 Keyboard [Avocent USB
Composite Device-0] on usb-0000:00:1a.0-1.2/input0
input: Avocent USB Composite Device-0 as /class/input/input1
generic-usb 0003:0624:0248.0002: input: USB HID v1.00 Mouse [Avocent USB
Composite Device-0] on usb-0000:00:1a.0-1.2/input1
input: Avocent USB Composite Device-0 as /class/input/input2
generic-usb 0003:0624:0248.0003: input: USB HID v1.00 Mouse [Avocent USB
Composite Device-0] on usb-0000:00:1a.0-1.2/input2
usb 2-1.3: new high speed USB device using ehci_hcd and address 3
usb 2-1.3: configuration #1 chosen from 1 choice
scsi0 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 3
usb-storage: waiting for device to settle before scanning
scsi 0:0:0:0: Direct-Access UNIGEN QAR8000S1 PMAP PQ: 0 ANSI:
0 CCS
sd 0:0:0:0: [sda] 15646720 512-byte hardware sectors: (8.01 GB/7.46 GiB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
sd 0:0:0:0: [sda] Assuming drive cache: write through
sd 0:0:0:0: [sda] 15646720 512-byte hardware sectors: (8.01 GB/7.46 GiB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
sd 0:0:0:0: [sda] Assuming drive cache: write through
sda: sda1 sda2 sda3 sda4
sd 0:0:0:0: [sda] Attached SCSI removable disk
sd 0:0:0:0: Attached scsi generic sg0 type 0
kjournald starting. Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
usb-storage: device scan complete
kjournald starting. Commit interval 5 seconds
EXT3 FS on sda2, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
linux_kernel_bde: module license 'Proprietary' taints kernel.
linux-kernel-bde (1956): ** Alloc contiguous DMA-able memroy 8388608 bytes
Error: __pci_dev_mem_alloc NULL!
linux-kernel-bde (1956): alloc_mpool : dma_pbase (0x00000000) dma_vbase
((null))
linux-kernel-bde (1956): no DMA memory available
EXT3 FS on sda1, internal journal
cpp INFO at cppInitBusDevice:862: Detected Tarari device 0, deviceId 0x0a05
on bus=15, slot=0
pci 0000:0f:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
pci 0000:0f:00.0: irq 48 for MSI/MSI-X
Silicom Bypass-SD Control driver v5.0.44
No such device
cids-shared: initializing cidsSharedPtr to ffff8800364f4604
Intel(R) PRO/1000 Network Driver - version 7.6.15.6-cids
Copyright (c) 1999-2008 Intel Corporation.
e1000-cids 0000:03:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
e1000-cids 0000:03:00.0: setting latency timer to 64
eth0: Intel(R) PRO/1000 Network Connection
e1000: eth0: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:27
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:03:00.0: irq 49 for MSI/MSI-X
MSI Interrupt mode set - eth0
e1000-cids 0000:04:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
e1000-cids 0000:04:00.0: setting latency timer to 64
eth1: Intel(R) PRO/1000 Network Connection
e1000: eth1: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:26
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:04:00.0: irq 50 for MSI/MSI-X
MSI Interrupt mode set - eth1
e1000-cids 0000:05:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
e1000-cids 0000:05:00.0: setting latency timer to 64
eth2: Intel(R) PRO/1000 Network Connection
e1000: eth2: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:25
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:05:00.0: irq 51 for MSI/MSI-X
MSI Interrupt mode set - eth2
e1000-cids 0000:06:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
e1000-cids 0000:06:00.0: setting latency timer to 64
eth3: Intel(R) PRO/1000 Network Connection
e1000: eth3: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:24
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:06:00.0: irq 52 for MSI/MSI-X
MSI Interrupt mode set - eth3
e1000-cids 0000:07:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
e1000-cids 0000:07:00.0: setting latency timer to 64
eth4: Intel(R) PRO/1000 Network Connection
e1000: eth4: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:23
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:07:00.0: irq 53 for MSI/MSI-X
MSI Interrupt mode set - eth4
e1000-cids 0000:08:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
e1000-cids 0000:08:00.0: setting latency timer to 64
eth5: Intel(R) PRO/1000 Network Connection
e1000: eth5: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:22
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:08:00.0: irq 54 for MSI/MSI-X
MSI Interrupt mode set - eth5
e1000-cids 0000:09:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
e1000-cids 0000:09:00.0: setting latency timer to 64
eth6: Intel(R) PRO/1000 Network Connection
e1000: eth6: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:21
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:09:00.0: irq 55 for MSI/MSI-X
MSI Interrupt mode set - eth6
e1000-cids 0000:0a:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
e1000-cids 0000:0a:00.0: setting latency timer to 64
eth7: Intel(R) PRO/1000 Network Connection
e1000: eth7: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
4c:4e:35:44:4a:20
e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
e1000-cids 0000:0a:00.0: irq 56 for MSI/MSI-X
MSI Interrupt mode set - eth7
e1000-cids 0000:12:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
e1000-cids 0000:12:00.0: setting latency timer to 64
e1000: eth%d: e1000_probe: (PCI Express:2.5Gb/s:Width x1) 4c:4e:35:44:4a:1f
e1000: eth8: e1000_probe: Intel(R) PRO/1000 Network Connection
ixgbe: Intel(R) 10 Gigabit PCI Express Network Driver - version 2.0.1
Copyright (c) 1999-2008 Intel Corporation.
Silicom Bypass-SD Control driver v5.0.44
No such device
igb_cids: Unknown symbol set_bypass_wd_sd
igb_cids: Unknown symbol set_bypass_pwoff_sd
igb_cids: Unknown symbol set_wd_autoreset_sd
igb_cids: Unknown symbol set_bypass_pwup_sd
igb_cids: Unknown symbol is_bypass_sd
igb_cids: Unknown symbol set_bypass_sd
e100: Intel(R) PRO/100 Network Driver, 3.5.23-k6-NAPI
e100: Copyright(c) 1999-2006 Intel Corporation
ip_tables: (C) 2000-2006 Netfilter Core Team
nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
CONFIG_NF_CT_ACCT is deprecated and will be removed soon. Please use
nf_conntrack.acct=1 kernel paramater, acct=1 nf_conntrack module option or
sysctl net.netfilter.nf_conntrack_acct=1 to enable it.
e1000-cids 0000:12:00.0: irq 57 for MSI/MSI-X
e1000-cids 0000:12:00.0: irq 57 for MSI/MSI-X
e1000-cids 0000:12:00.0: irq 57 for MSI/MSI-X
ADDRCONF(NETDEV_UP): ma0_0: link is not ready
e1000: ge0_0: e1000_cids_watchdog_task: NIC Link is Up 1000 Mbps Full
Duplex, Flow Control: None
e1000: ge0_1: e1000_cids_watchdog_task: NIC Link is Up 1000 Mbps Full
Duplex, Flow Control: None
e1000: ma0_0: e1000_watchdog_task: NIC Link is Up 100 Mbps Full Duplex,
Flow Control: None
e1000: ma0_0: e1000_watchdog_task: 10/100 speed: disabling TSO
ADDRCONF(NETDEV_CHANGE): ma0_0: link becomes ready
Regards,
Kaushal
On Fri, Aug 2, 2013 at 4:17 PM, Kaushal Bhandankar <kaushal...@gmail.com>wrote:
> Hi,
> I have a peculiar problem in the Tx ring. Some packet buffers are not
> reclaimed in e1000_clean_tx_irq function.
> I added some instrumentation to the packet buffers to confirm that the
> transmit is happening. Is this related to Tx hung issue, where some packets
> are not transmitted ?
>
> Any idea what can go wrong ?
>
> Regards,
> Kaushal
>
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