Brocade Communications Systems BR-1020 Troubleshooting Guide

53-1001253-0109 June 09®Brocade AdaptersTroubleshooting GuideSupporting CNA Models BR-1010, BR-1020Supporting HBA Models BR-815, BR-825, BR-415, BR-42

x Brocade Adapters Troubleshooting Guide53-1001253-01Supported CNA hardware and softwareThis section describes adapter hardware and software support.

82 Brocade Adapters Troubleshooting Guide53-1001253-01Tuning network drivers4For the Brocade driver, you cannot directly configure the number of NetQu

Brocade Adapters Troubleshooting Guide 8353-1001253-01AppendixAEvent Message ReferenceThis appendix provides details on event messages generated by ad

84 Brocade Adapters Troubleshooting Guide53-1001253-01Event Message ReferenceANew virtual port created using proprietary interface: WWN = [logical por

Brocade Adapters Troubleshooting Guide 8553-1001253-01Event Message ReferenceAVirtual port (WWN = [logical port WWN]) login failed. Max NPIV ports alr

86 Brocade Adapters Troubleshooting Guide53-1001253-01Event Message ReferenceAIOC [IOC instance number] is disabledWarning Network and storage driver9

Brocade Adapters Troubleshooting Guide 8753-1001253-01IndexAadapterdiagnostics, 62adapter BIOS not installed message, 22adapter event message files, 4

88 Brocade Adapters Troubleshooting Guide53-1001253-01diagnosticsadapter, 62beaconing, 62enabling through BCU, 62enabling through HCM, 63echo testenab

Brocade Adapters Troubleshooting Guide 8953-1001253-01HBA and CNA problemsproblemgeneral HBA and CNA, 8HBA memory test, 66HBA problemresolving BIOS bo

90 Brocade Adapters Troubleshooting Guide53-1001253-01operating system support, x, xiiPPCI loopback tests, 65enabling through BCU, 65enabling through

Brocade Adapters Troubleshooting Guide 9153-1001253-01properties panel for HBA, 45publication references, 37QQoS performance issues, 16QoS settings, 7

Brocade Adapters Troubleshooting Guide xi53-1001253-01FCoE support• Windows Server 2003, version R2 with SP2• Windows Server 2008• Windows Server Core

92 Brocade Adapters Troubleshooting Guide53-1001253-01temperature diagnostics, 66trace route, 67enable through HCM, 67enabling through BCU, 67troubles

xii Brocade Adapters Troubleshooting Guide53-1001253-01• Although you can install an 8 Gbps SFP+ into a Brocade 415 or 425 HBA, only 4 Gbps maximum po

Brocade Adapters Troubleshooting Guide xiii53-1001253-01Document conventionsThis section describes text formatting conventions and important notice fo

xiv Brocade Adapters Troubleshooting Guide53-1001253-01Notes, cautions, and warningsThe following notices and statements are used in this manual. They

Brocade Adapters Troubleshooting Guide xv53-1001253-01Notice to the readerThis document may contain references to the trademarks of the following corp

xvi Brocade Adapters Troubleshooting Guide53-1001253-01Other industry resourcesFor additional resource information, visit the Technical Committee T11

Brocade Adapters Troubleshooting Guide xvii53-1001253-01• BCU adapter --list command.This command lists all adapters in the system and information suc

xviii Brocade Adapters Troubleshooting Guide53-1001253-01• Enter the port --query <port_id> BCU command: Look for the FCoE MAC.The FCoE Forwarde

Brocade Adapters Troubleshooting Guide 153-1001253-01Chapter1Introduction to troubleshootingIn this chapter•How to use this manual for troubleshooting

Copyright © 2009 Brocade Communications Systems, Inc. All Rights Reserved.Brocade, the B-wing symbol, BigIron, DCX, Fabric OS, FastIron, IronPoint, Ir

2 Brocade Adapters Troubleshooting Guide53-1001253-01Gathering problem information13. Use the BCU commands, HCM features, and host operating system co

Brocade Adapters Troubleshooting Guide 353-1001253-01Gathering problem information1• Gather information for support:- Use appropriate tools on storage

4 Brocade Adapters Troubleshooting Guide53-1001253-01Gathering problem information1

Brsocade Adapters Troubleshooting Guide 553-1001253-01Chapter2Isolating ProblemsIn this chapter•How to use this chapter . . . . . . . . . . . . . . .

6 Brsocade Adapters Troubleshooting Guide53-1001253-01How to use this chapter2“Failed to connect to agent on host... error when using HCM”“General HBA

Brsocade Adapters Troubleshooting Guide 753-1001253-01How to use this chapter2“Network stack runs out of heap” “Ethernet network interface problems (C

8 Brsocade Adapters Troubleshooting Guide53-1001253-01General HBA and CNA problems2General HBA and CNA problemsThis section provides resolution for co

Brsocade Adapters Troubleshooting Guide 953-1001253-01General HBA and CNA problems2Port link is not activeThe link between the adapter and switch port

10 Brsocade Adapters Troubleshooting Guide53-1001253-01General HBA and CNA problems2Errors when installing brocade_driver_linux_<versions>.tar.g

Brsocade Adapters Troubleshooting Guide 1153-1001253-01General HBA and CNA problems2c. Reseat SFPs in the adapter. Determine whether the installed SFP

Brocade Adapters Troubleshooting Guide iii53-1001253-01ContentsAbout this DocumentIn this chapter . . . . . . . . . . . . . . . . . . . . . . . . . .

12 Brsocade Adapters Troubleshooting Guide53-1001253-01General HBA and CNA problems2Failed to connect to agent on host... error when using HCMAn “Adap

Brsocade Adapters Troubleshooting Guide 1353-1001253-01General HBA and CNA problems25. If HCM is still unable to connect to the HCM agent after using

14 Brsocade Adapters Troubleshooting Guide53-1001253-01General HBA and CNA problems2NOTEYou can change the default communication port (34568) for the

Brsocade Adapters Troubleshooting Guide 1553-1001253-01General HBA and CNA problems2Files needed for bfad.sys message appears If a “Files needed for b

16 Brsocade Adapters Troubleshooting Guide53-1001253-01HBA problems2I/O data traffic issuesI/O data traffic issues are occurring, such as an applicati

Brsocade Adapters Troubleshooting Guide 1753-1001253-01HBA problems21. Possible Cause: QoS is not enabled on both switch and adapter port.Action: Veri

18 Brsocade Adapters Troubleshooting Guide53-1001253-01HBA problems2Boot devices not available in host’s Boot Manager menuFibre Channel attached boot

Brsocade Adapters Troubleshooting Guide 1953-1001253-01HBA problems2 Drv[25] : Brocade Fibre Channel Adapter Bus Driver Drv[26] : SCSI Bus

20 Brsocade Adapters Troubleshooting Guide53-1001253-01HBA problems24. Possible Cause: There is a problem with the remote port. Action: Verify that th

Brsocade Adapters Troubleshooting Guide 2153-1001253-01HBA problems23. Possible Cause: The link between the adapter port and target is not active yet.

iv Brocade Adapters Troubleshooting Guide53-1001253-01General HBA and CNA problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Adapter

22 Brsocade Adapters Troubleshooting Guide53-1001253-01Ethernet network interface problems (CNA only)27. Press F10 to save the changes and exit the BI

Brsocade Adapters Troubleshooting Guide 2353-1001253-01Ethernet network interface problems (CNA only)2To disable NetworkManager for SLES systems, perf

24 Brsocade Adapters Troubleshooting Guide53-1001253-01Ethernet network interface problems (CNA only)2Action: Check for other instances of this diagno

Brsocade Adapters Troubleshooting Guide 2553-1001253-01Ethernet network interface problems (CNA only)26. Reboot the host system.Ping to remote server

26 Brsocade Adapters Troubleshooting Guide53-1001253-01Ethernet network interface problems (CNA only)2VLAN creation and operation problemsVLAN creatio

Brsocade Adapters Troubleshooting Guide 2753-1001253-01Ethernet network interface problems (CNA only)2Poor network performancePoor network performance

28 Brsocade Adapters Troubleshooting Guide53-1001253-01FCoE and Fibre Channel problems2FCoE and Fibre Channel problemsThis section provides resolution

Brsocade Adapters Troubleshooting Guide 2953-1001253-01FCoE and Fibre Channel problems2Disk I/O requests causes low throughput and high latency on Lin

30 Brsocade Adapters Troubleshooting Guide53-1001253-01FCoE and Fibre Channel problems2Adapter not registering with the name server or cannot access s

Brsocade Adapters Troubleshooting Guide 3153-1001253-01FCoE and Fibre Channel problems24. Possible Cause: The FC-MAP on the FCoE switch is not set for

Brocade Adapters Troubleshooting Guide v53-1001253-01Adapter driver installation verification. . . . . . . . . . . . . . . . . . . . . . . . 34Confirm

32 Brsocade Adapters Troubleshooting Guide53-1001253-01CEE network problems (CNA only)2CEE network problems (CNA only)This section provides informatio

Brsocade Adapters Troubleshooting Guide 3353-1001253-01Verifying Fibre Channel and CEE links2NOTEAlso verify LED operation on a switch port that is co

34 Brsocade Adapters Troubleshooting Guide53-1001253-01Adapter driver installation verification2Adapter driver installation verificationProblems with

Brsocade Adapters Troubleshooting Guide 3553-1001253-01Adapter driver installation verification2Confirming driver package installation in Windows syst

36 Brsocade Adapters Troubleshooting Guide53-1001253-01Adapter driver installation verification2• # dmesgThis command prints kernel boot messages. Ent

Brsocade Adapters Troubleshooting Guide 3753-1001253-01Additional references for isolating problems2• cat /proc/vmware/versionThis displays the latest

38 Brsocade Adapters Troubleshooting Guide53-1001253-01Additional references for isolating problems2

Brocade Adapters Troubleshooting Guide 3953-1001253-01Chapter3Tools for Collecting DataIn this chapter•For detailed information . . . . . . . . . . .

40 Brocade Adapters Troubleshooting Guide53-1001253-01Data to provide support3Data to provide supportWhen problems occur requiring support assistance,

Brocade Adapters Troubleshooting Guide 4153-1001253-01Data collection using host system commands3Checking for Brocade network (BNA) driver modulelsmod

vi Brocade Adapters Troubleshooting Guide53-1001253-01Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

42 Brocade Adapters Troubleshooting Guide53-1001253-01Data collection using BCU commands and HCM3Data collection using BCU commands and HCMYou can col

Brocade Adapters Troubleshooting Guide 4353-1001253-01Data collection using BCU commands and HCM3• Environment information• Data.xml file• Vital CPU,

44 Brocade Adapters Troubleshooting Guide53-1001253-01Data collection using BCU commands and HCM3Initiating Support Save through the internet browserI

Brocade Adapters Troubleshooting Guide 4553-1001253-01Data collection using Fabric OS commands3• The Converged Network Adapter (CNA) adapter Propertie

46 Brocade Adapters Troubleshooting Guide53-1001253-01Data collection using Fabric OS commands3• fcpProbeShowUse this command to display the Fibre Cha

Brocade Adapters Troubleshooting Guide 4753-1001253-01Adapter event messages3Adapter event messagesWhen applicable events occur during adapter operati

48 Brocade Adapters Troubleshooting Guide53-1001253-01Logs3NOTEComplete content for adapter driver event messages is included in Appendix A, “Event Me

Brocade Adapters Troubleshooting Guide 4953-1001253-01Logs3Syslog supportYou can configure the HCM agent to forward events to a maximum of three syste

50 Brocade Adapters Troubleshooting Guide53-1001253-01Logs3- IP over FC - Events pertaining to IP over Fibre Channel.- VLAN - Events pertaining to a v

Brocade Adapters Troubleshooting Guide 5153-1001253-01Logs3Adjusting the adapter event logging levelSpecify the number of event messages logged by the

Brocade Adapters Troubleshooting Guide vii53-1001253-01Appendix A Event Message ReferenceIndex

52 Brocade Adapters Troubleshooting Guide53-1001253-01Statistics3Adjusting the Ethernet logging level through BCU Adjust port logging level for each E

Brocade Adapters Troubleshooting Guide 5353-1001253-01Statistics3This section provides an overview of these statistics and how to access them. For mor

54 Brocade Adapters Troubleshooting Guide53-1001253-01Statistics3• Transmitted broadcast octets• Transmitted broadcast frames• Transmitted broadcast V

Brocade Adapters Troubleshooting Guide 5553-1001253-01Statistics3Displaying statistics through HCMTo display the Ethernet Statistics dialog box, use t

56 Brocade Adapters Troubleshooting Guide53-1001253-01Statistics3port_id Specifies the ID of the Ethernet port for which you will display the statist

Brocade Adapters Troubleshooting Guide 5753-1001253-01Statistics3IOC statistics Use BCU and HCM to display port-level statistics for the I/O controlle

58 Brocade Adapters Troubleshooting Guide53-1001253-01Statistics3lpwwn Logical port world wide name. This is an optional argument. If the -l lpwwn arg

Brocade Adapters Troubleshooting Guide 5953-1001253-01Statistics3Displaying logical port statistics through BCUUse the lport --stats command to displa

60 Brocade Adapters Troubleshooting Guide53-1001253-01Statistics3• Hardware abstraction layer (HAL) activityAs an example of using these statistics fo

Brocade Adapters Troubleshooting Guide 6153-1001253-01Statistics3Virtual port statistics (HBA only)Use HCM and BCU to display logical port statistics

viii Brocade Adapters Troubleshooting Guide53-1001253-01

62 Brocade Adapters Troubleshooting Guide53-1001253-01Diagnostics3Displaying virtual port statistics through BCUUse the vlan --query command to displa

Brocade Adapters Troubleshooting Guide 6353-1001253-01Diagnostics3fcdiag --linkbeacon <portid> {on | off} [<duration>]where:port_id ID of

64 Brocade Adapters Troubleshooting Guide53-1001253-01Diagnostics3Performing loopback tests through HCMUse the Port Tests tab on the Diagnostics dialo

Brocade Adapters Troubleshooting Guide 6553-1001253-01Diagnostics3-c frame count Specifies the frame count.-p pattern Specifies the pattern (must be

66 Brocade Adapters Troubleshooting Guide53-1001253-01Diagnostics3Memory testUse the BCU or the HCM to perform a memory test for the adapter. NOTEPerf

Brocade Adapters Troubleshooting Guide 6753-1001253-01Diagnostics3Issuing a ping command to end points through BCU Use the fcdiag --fcping BCU command

68 Brocade Adapters Troubleshooting Guide53-1001253-01Diagnostics34. Select FC Trace Route.5. Select the adapter port and target for which you wish to

Brocade Adapters Troubleshooting Guide 6953-1001253-01Collecting LLDP data (CNA only)3lpwwn Logical port WWN. 0 indicates the base port; otherwise.Tes

70 Brocade Adapters Troubleshooting Guide53-1001253-01Collecting port data33. Click the SFP tab in the right pane.Port power on management Use the Por

Brocade Adapters Troubleshooting Guide 7153-1001253-01Collecting port data3• Operating speed• Receive and transmit BB credit• Frame data field size• M

Brocade Adapters Troubleshooting Guide ix53-1001253-01About this DocumentIn this chapter•Supported CNA hardware and software . . . . . . . . . . . .

72 Brocade Adapters Troubleshooting Guide53-1001253-01Collecting port data3• Maximum transmission unit (MTU)• Target rate limiting (TRL) enabled or di

Brocade Adapters Troubleshooting Guide 7353-1001253-01Authentication settings3Displaying the port logUse the HCM debug --portlog BCU command to displa

74 Brocade Adapters Troubleshooting Guide53-1001253-01QoS and target rate limiting settings (HBA only)31. Select a port from the device tree.2. Select

Brocade Adapters Troubleshooting Guide 7553-1001253-01Persistent binding3where:port_id Specifies the ID of the port for which you want to query attrib

76 Brocade Adapters Troubleshooting Guide53-1001253-01Persistent binding33. Select Configure > Persistent Binding.ORRight-click on an adapter or po

Brocade Adapters Troubleshooting Guide 7753-1001253-01Chapter4Performance optimizationIn this chapter•Tuning storage drivers . . . . . . . . . . . . .

78 Brocade Adapters Troubleshooting Guide53-1001253-01Tuning storage drivers4Solaris tuningTo increase I/O transfer performance, set the following par

Brocade Adapters Troubleshooting Guide 7953-1001253-01Tuning network drivers4MSI-X is supported in Windows Vista and Windows Server 2008. To enable MS

80 Brocade Adapters Troubleshooting Guide53-1001253-01Tuning network drivers4Linux tuningAll Linux tunable parameters for the network driver are optim

Brocade Adapters Troubleshooting Guide 8153-1001253-01Tuning network drivers4VMware tuningAll VMware tunable parameters for the network driver are opt