e1000 & snmp problem

Jan Panoch panoch.jan na globe.cz
Čtvrtek Červen 12 10:51:39 CEST 2003


Hello!

Narazil jsem na problem se snmp a e1000. Zkousim pocitat statistiku 
paketu (ne bajtu) a stava se, ze pri cteni promennych poctu paketu - napr.:

snmpget -v 1 -c public localhost IF-MIB::ifInUcastPkts.2

mimo jine, totez se projevuje v /proc/net/dev ..

se meni pocet paketu sitvoeho rozhrani - zda se mi, jako by to 
oscilovalo mezi dvema citaci a kazdou chvili ukazovalo stav jednoho z 
nich (oba nejak pricitaji)..

viz cat /proc/net/dev

  eth2:1783205785 31206053    0    0    0     0          0      1201 
3431616356 20734828    0    0    0     0       0          0
  eth2:1862119027 536391473    0    0    0     0          0      1201 
3462609813 413224633    0    0    0     0       0          0
  eth2:2636142963 541848854    0    0    0     0          0      1201 
2367237518 418192458    0    0    0     0       0          0
  eth2:2752865051 541977366    0    0    0     0          0      1201 
2462312574 418317045    0    0    0     0       0          0
  eth2:2853453732 31450245    0    0    0     0          0      1201 
2534088783 20936739    0    0    0     0       0          0
  eth2:2919675712 542165180    0    0    0     0          0      1201 
2577645055 418494380    0    0    0     0       0          0
  eth2:3044388347 542304383    0    0    0     0          0      1201 
2673304178 418627565    0    0    0     0       0          0
  eth2:3044388347 31459744    0    0    0     0          0      1201 
2673304178 20944338    0    0    0     0       0          0
  eth2:3065986759 542327355    0    0    0     0          0      1201 
2688204529 418648756    0    0    0     0       0          0
  eth2:3065986759 31460525    0    0    0     0          0      1201 
2688204529 20944948    0    0    0     0       0          0
  eth2:3065986759 31460816    0    0    0     0          0      1201 
2688204529 20945142    0    0    0     0       0          0
  eth2:3089163338 542353022    0    0    0     0          0      1201 
2705545918 418673101    0    0    0     0       0          0
  eth2:3089163338 31461394    0    0    0     0          0      1201 
2705545918 20945590    0    0    0     0       0          0
  eth2:3089163338 31461650    0    0    0     0          0      1201 
2705545918 20945775    0    0    0     0       0          0
  eth2:3089163338 31461928    0    0    0     0          0      1201 
2705545918 20945976    0    0    0     0       0          0
  eth2:3108559636 542374984    0    0    0     0          0      1201 
2720540889 418694319    0    0    0     0       0          0

Pri cteni stejne informace pres proc statistiky intel e1000 driveru je 
vse normalni a hodnota se normalne zvysuje, jak pribyvaji pakety..

Rx_Packets                       547773132
Rx_Packets                       547773132
Rx_Packets                       547799682
Rx_Packets                       547799682
Rx_Packets                       547799682
Rx_Packets                       547825018
Rx_Packets                       547825018
Rx_Packets                       547849210
Rx_Packets                       547849210
Rx_Packets                       547849210
Rx_Packets                       547873601

cat /proc/net/PRO_LAN_Adapters/eth2.info

Description                      Intel(R) PRO/1000 Network Connection
Part_Number                      a50484-006
Driver_Name                      e1000
Driver_Version                   4.3.15
PCI_Vendor                       0x8086
PCI_Device_ID                    0x1009
PCI_Subsystem_Vendor             0x8086
PCI_Subsystem_ID                 0x1109
PCI_Revision_ID                  0x02
PCI_Bus                          3
PCI_Slot                         8
PCI_Bus_Type                     PCI-X
PCI_Bus_Speed                    100MHz
PCI_Bus_Width                    64-bit
IRQ                              24
System_Device_Name               eth2
Current_HWaddr                   00:02:B3:9F:BB:A0
Permanent_HWaddr                 00:02:B3:9F:BB:A0

Link                             up
Speed                            1000
Duplex                           Full
State                            up

Rx_Packets                       543112584
Tx_Packets                       419372786
Rx_Bytes                         3761841977
Tx_Bytes                         3127096584
Rx_Errors                        0
Tx_Errors                        0
Rx_Dropped                       0
Tx_Dropped                       0
Multicast                        1201
Collisions                       0
Rx_Length_Errors                 0
Rx_Over_Errors                   0
Rx_CRC_Errors                    0
Rx_Frame_Errors                  0
Rx_FIFO_Errors                   0
Rx_Missed_Errors                 0
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                   3
Tx_Single_Coll_Ok                0
Tx_Multi_Coll_Ok                 0
Rx_Long_Length_Errors            0
Rx_Short_Length_Errors           0
Rx_Align_Errors                  0
Rx_Flow_Control_XON              4
Rx_Flow_Control_XOFF             19
Tx_Flow_Control_XON              0
Tx_Flow_Control_XOFF             0
Rx_CSum_Offload_Good             541959425
Rx_CSum_Offload_Errors           5955

PHY_Media_Type                   Fiber

Kernel  je 2.4.20 z debian balicku (2.4.20-7)
driver e1000 verze 4.3.15 (myslim, ze uz je novejsi, mozna ho tam zkusim 
dat)

JP

-- 
Jan Panoch - CTO                     Globe Internet s.r.o. http://globe.cz/
Tel: +420(2)35365000 Fax: +420(2)35365009      Planickova 1, 162 00 Praha 6




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