Sun Microsystems 10GBE XFP manual Configuring the nxge Device Driver Parameters

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ethtool -G DEVNAME \
[ rx N ] \
[ rx-mini N ] \
[ rx-jumbo N	] \
[ tx N ]
ethtool -i DEVNAME
ethtool -d DEVNAME
ethtool -e DEVNAME \
[ raw onoff	] \
[ offset N ]	\
[ length N ]
ethtool -E DEVNAME \
[ magic N ] \
[ offset N ]	\
[ value N ]
ethtool -k DEVNAME
ethtool -K DEVNAME \
[ rx onoff ] \
[ tx onoff ] \
[ sg onoff ] \
[ tso onoff	]
ethtool -r DEVNAME
ethtool -p DEVNAME [	%d ]
ethtool -t DEVNAME [online(offline)]
ethtool -s DEVNAME \
[ speed 101001000 ] \
[ duplex halffull ]		\
[ port tpauibncmiifibre ] \
[ autoneg onoff ] \
[ phyad %d ]	\

[ xcvr internalexternal ] \ [ wol pumbagsd... ] \ [ sopass %x:%x:%x:%x:%x:%x ] \ [ msglvl %d ]

ethtool -S DEVNAME

Chapter 5 Configuring the nxge Device Driver Parameters 47

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Contents Sun Dual 10GbE XFP PCI Express Card User’s Guide Please Recycle Contents Configuring the nxge Device Driver Parameters Network ConfigurationConfiguring VLANs Configuring the Jumbo Frames FeatureConfiguring Link Aggregation Index SpecificationsDiagnostic Software Tables Page Figures Sun Dual 10GbE XFP PCI Express Card User’s Guide January EMC Declaration of ConformityXii Sun Dual 10GbE XFP PCI Express Card User’s Guide January How This Document Is Organized PrefaceUsing Unix Commands Typographic Conventions Shell PromptsThird-Party Web Sites Related DocumentationDocumentation, Support, and Training Sun Welcomes Your Comments Page Product Description Product OverviewComponents Hardware and Software Requirements Features Sun Dual 10GbE XFP PCI Express Card User’s Guide January To Download the Driver on a Solaris Platform Installing and Setting Up the DriverUnpack the tar file Uncompress the gzipped tar fileFor Sparc systems, change to the following directory For x86 systems# /usr/sbin/pkgadd -d Select the packages you want to installTo discover the driver packages run the pkginfo command Verify that the nxge driver is installed on the systemTo remove the driver packages run the pkgrm command To Remove the Driver from a Solaris Platform# ifconfig -a grep eth Downloading and Installing the Driver on a Linux PlatformLogin to your system # modprobe nxge # rpm -e nxge-1.0-1 To Remove the Driver From a Linux Platform# ethtool -i eth4 driver nxge version Sun Dual 10GbE XFP PCI Express Card User’s Guide January Installing the Adapter Installing the AdapterTo Install the Adapter Installing the Adapter Sun Dual 10GbE XFP PCI Express Card User’s Guide January Install the optical transceivers Installing an Optical TransceiverTo Install an Optical Transceiver Installing the Adapter To Verify the Hardware Installation Verifying the Hardware InstallationConnect the Ethernet cables Ok show-netsOk .properties Ok cd /pci@7c0/pci@0/pci@8/network@0,1Ok device-end Rebooting the SystemOk boot -r Configuring the Network Host Files Network Configuration# grep nxge /etc/pathtoinst # ifconfig nxge0 plumb ip-addressup# cat /etc/hosts Export/root/client-name To Set Up a 10-Gigabit Ethernet Port on a Diskless ClientEdit the hosts file in the diskless client’s root directory Network Configuration Find the root directory of the client system # grep client-name /etc/bootparamsOk boot /pci@7c0/pci@0/pci@8/network@0 Proceed with the Solaris Operating System installationShut down and halt the client system # shutdown -i0 -g0 -y# dladm show-dev Refer the boot-device-order image To Boot Over the Network on Solaris x86 and Linux SystemsSystem should reboot after saving the boot configuration Image pxe-mac-addr Press the F12 key to install the OS from the networkSun Dual 10GbE XFP PCI Express Card User’s Guide January Nxge Hardware and Software Overview Configuring the nxge Device Driver ParametersNoninteractive and Interactive Modes Setting nxge Driver Parameters on a Solaris PlatformSetting Parameters Using the ndd Utility To modify a parameter value, use the -setoption To Specify Parameter Values Using the ndd UtilityTo Specify Device Instances for the ndd Utility Man prtconf Setting Parameters Using the nxge.conf File# ndd /dev/nxge1 name to get/set ? Following parameters can be set using To Set Driver Parameters Using an nxge.conf FileLocate the path names and the associated instance numbers Set the parameters for the nxge devicesSun Dual 10GbE XFP PCI Express Card User’s Guide January Configuring the nxge Device Driver Parameters Class-opt-ipv4-tcp = 100 class-opt-ipv4-udp = Reboot the system Tuning for Maximum Performance on a Solaris Platform# reboot -r Save the nxge.conf fileSet ddimsixalloclimit=1 To Improve Performance on an AMD CPU Based Sun PlatformSet ipipsqueuefanout=1 set ipsqueuesoftring=1 Configuring the nxge Device Driver Parameters To Set Parameters Using the ethtool Utility Setting Parameters on a Linux PlatformConfiguring the nxge Device Driver Parameters Following are some common parameters that can be changed # ethtool -k eth4 # ethtool -C eth4 rx-usecs # ethtool -c eth4# /usr/local/bin/nxgeconfig eth4 get classoptipv4udp # /usr/local/bin/nxgeconfig eth4 get# /usr/local/bin/nxgeconfig eth4 set classoptipv4tcp 0xfe0 Tuning for Maximum Performance on a Linux PlatformNet.ipv4.tcpsack = Net.core.netdevmaxbacklog =# sysctl -p /etc/sysctlnxge.conf Set up the sysctl utilityJumbo Frames Overview Configuring the Jumbo Frames FeatureChecking Jumbo Frames Configurations # kstat nxge1 grep rdcpackets To Show the Driver Statistics in a Solaris Environment# kstat Nxge38001 Enabling Jumbo Frames in a Solaris EnvironmentBoot -r To Check Layer 2 Configuration# ifconfig nxge mtu Set the maximum MTU for maximum performanceTo Enable Jumbo Frames in a Linux Environment To Check Layer 3 ConfigurationEnsure that the nxge software is installed Enabling Jumbo Frames in a Linux Environment# ifconfig eth4 # ifconfig ethx mtuTo Show the Driver Statistics in a Linux Environment Set the MTU for maximum performanceConfiguring the Jumbo Frames Feature Sun Dual 10GbE XFP PCI Express Card User’s Guide January Overview of Link Aggregation Configuring Link AggregationConfiguring Link Aggregation in a Solaris Environment To Configure Link Aggregation in a Solaris Environment # ifconfig aggr33 plumb Use the dladm show-aggr-scommand to display statistics# ifconfig aggr33 192.168.1.1/24 broadcast + up # dladm show-aggr -sTo Configure Bonding for Multiple nxge Interfaces Configuring Link Aggregation in a Linux EnvironmentLoad the bonding driver # dladm show-aggr -LConfigure bond0 interface Sun Dual 10GbE XFP PCI Express Card User’s Guide January Overview of VLANs Configuring VLANsVlan Configuring VLANs in a Solaris Environment 2Ethernet Tag Header Format To Configure Static VLANsTo Configure VLANs in a Linux Environment Configuring VLANs in a Linux Environment# ifconfig -a Ensure that the nxge module is loaded# /sbin/vconfig add eth2 Configure the nxge Vlan eth2 in this example# ifconfig eth2.5 xxx.xxx.xx.xxx up Insert the Vlan moduleConnectors SpecificationsTable A-1XFP Connector Characteristics Performance SpecificationsPower Requirements Physical CharacteristicsSun Dual 10GbE XFP PCI Express Card User’s Guide January SunVTS Diagnostic Software Diagnostic SoftwareUpdating SunVTS to Recognize the Adapter To Update SunVTS to Recognize the AdapterTo Use the netlbtest Using the SunVTS netlbtestSun Dual 10GbE XFP PCI Express Card User’s Guide January Index SymbolsSun Dual 10GbE XFP PCI Express Card User’s Guide January