最終更新:2021-04-14 (水) 12:45:06 (27d)  

ethtool
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query or control network driver and hardware settings

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  • ethtool version 5.4
    Usage:
            ethtool DEVNAME	Display standard information about device
            ethtool -s|--change DEVNAME	Change generic options
    		[ speed %d ]
    		[ duplex half|full ]
    		[ port tp|aui|bnc|mii|fibre ]
    		[ mdix auto|on|off ]
    		[ autoneg on|off ]
    		[ advertise %x ]
    		[ phyad %d ]
    		[ xcvr internal|external ]
    		[ wol p|u|m|b|a|g|s|f|d... ]
    		[ sopass %x:%x:%x:%x:%x:%x ]
    		[ msglvl %d | msglvl type on|off ... ]
            ethtool -a|--show-pause DEVNAME	Show pause options
            ethtool -A|--pause DEVNAME	Set pause options
    		[ autoneg on|off ]
    		[ rx on|off ]
    		[ tx on|off ]
            ethtool -c|--show-coalesce DEVNAME	Show coalesce options
            ethtool -C|--coalesce DEVNAME	Set coalesce options
    		[adaptive-rx on|off]
    		[adaptive-tx on|off]
    		[rx-usecs N]
    		[rx-frames N]
    		[rx-usecs-irq N]
    		[rx-frames-irq N]
    		[tx-usecs N]
    		[tx-frames N]
    		[tx-usecs-irq N]
    		[tx-frames-irq N]
    		[stats-block-usecs N]
    		[pkt-rate-low N]
    		[rx-usecs-low N]
    		[rx-frames-low N]
    		[tx-usecs-low N]
    		[tx-frames-low N]
    		[pkt-rate-high N]
    		[rx-usecs-high N]
    		[rx-frames-high N]
    		[tx-usecs-high N]
    		[tx-frames-high N]
    		[sample-interval N]
            ethtool -g|--show-ring DEVNAME	Query RX/TX ring parameters
            ethtool -G|--set-ring DEVNAME	Set RX/TX ring parameters
    		[ rx N ]
    		[ rx-mini N ]
    		[ rx-jumbo N ]
    		[ tx N ]
            ethtool -k|--show-features|--show-offload DEVNAME	Get state of protocol offload and other features
            ethtool -K|--features|--offload DEVNAME	Set protocol offload and other features
    		FEATURE on|off ...
            ethtool -i|--driver DEVNAME	Show driver information
            ethtool -d|--register-dump DEVNAME	Do a register dump
    		[ raw on|off ]
    		[ file FILENAME ]
            ethtool -e|--eeprom-dump DEVNAME	Do a EEPROM dump
    		[ raw on|off ]
    		[ offset N ]
    		[ length N ]
            ethtool -E|--change-eeprom DEVNAME	Change bytes in device EEPROM
    		[ magic N ]
    		[ offset N ]
    		[ length N ]
    		[ value N ]
            ethtool -r|--negotiate DEVNAME	Restart N-WAY negotiation
            ethtool -p|--identify DEVNAME	Show visible port identification (e.g. blinking)
                   [ TIME-IN-SECONDS ]
            ethtool -t|--test DEVNAME	Execute adapter self test
                   [ online | offline | external_lb ]
            ethtool -S|--statistics DEVNAME	Show adapter statistics
            ethtool --phy-statistics DEVNAME	Show phy statistics
            ethtool -n|-u|--show-nfc|--show-ntuple DEVNAME	Show Rx network flow classification options or rules
    		[ rx-flow-hash tcp4|udp4|ah4|esp4|sctp4|tcp6|udp6|ah6|esp6|sctp6 [context %d] |
    		  rule %d ]
            ethtool -N|-U|--config-nfc|--config-ntuple DEVNAME	Configure Rx network flow classification options or rules
    		rx-flow-hash tcp4|udp4|ah4|esp4|sctp4|tcp6|udp6|ah6|esp6|sctp6 m|v|t|s|d|f|n|r... [context %d] |
    		flow-type ether|ip4|tcp4|udp4|sctp4|ah4|esp4|ip6|tcp6|udp6|ah6|esp6|sctp6
    			[ src %x:%x:%x:%x:%x:%x [m %x:%x:%x:%x:%x:%x] ]
    			[ dst %x:%x:%x:%x:%x:%x [m %x:%x:%x:%x:%x:%x] ]
    			[ proto %d [m %x] ]
    			[ src-ip IP-ADDRESS [m IP-ADDRESS] ]
    			[ dst-ip IP-ADDRESS [m IP-ADDRESS] ]
    			[ tos %d [m %x] ]
    			[ tclass %d [m %x] ]
    			[ l4proto %d [m %x] ]
    			[ src-port %d [m %x] ]
    			[ dst-port %d [m %x] ]
    			[ spi %d [m %x] ]
    			[ vlan-etype %x [m %x] ]
    			[ vlan %x [m %x] ]
    			[ user-def %x [m %x] ]
    			[ dst-mac %x:%x:%x:%x:%x:%x [m %x:%x:%x:%x:%x:%x] ]
    			[ action %d ] | [ vf %d queue %d ]
    			[ context %d ]
    			[ loc %d]] |
    		delete %d
            ethtool -T|--show-time-stamping DEVNAME	Show time stamping capabilities
            ethtool -x|--show-rxfh-indir|--show-rxfh DEVNAME	Show Rx flow hash indirection table and/or RSS hash key
    		[ context %d ]
            ethtool -X|--set-rxfh-indir|--rxfh DEVNAME	Set Rx flow hash indirection table and/or RSS hash key
    		[ context %d|new ]
    		[ equal N | weight W0 W1 ... | default ]
    		[ hkey %x:%x:%x:%x:%x:.... ]
    		[ hfunc FUNC ]
    		[ delete ]
            ethtool -f|--flash DEVNAME	Flash firmware image from the specified file to a region on the device
                   FILENAME [ REGION-NUMBER-TO-FLASH ]
            ethtool -P|--show-permaddr DEVNAME	Show permanent hardware address
            ethtool -w|--get-dump DEVNAME	Get dump flag, data
    		[ data FILENAME ]
            ethtool -W|--set-dump DEVNAME	Set dump flag of the device
    		N
            ethtool -l|--show-channels DEVNAME	Query Channels
            ethtool -L|--set-channels DEVNAME	Set Channels
                   [ rx N ]
                   [ tx N ]
                   [ other N ]
                   [ combined N ]
            ethtool --show-priv-flags DEVNAME	Query private flags
            ethtool --set-priv-flags DEVNAME	Set private flags
    		FLAG on|off ...
            ethtool -m|--dump-module-eeprom|--module-info DEVNAME	Query/Decode Module EEPROM information and optical diagnostics if available
    		[ raw on|off ]
    		[ hex on|off ]
    		[ offset N ]
    		[ length N ]
            ethtool --show-eee DEVNAME	Show EEE settings
            ethtool --set-eee DEVNAME	Set EEE settings
    		[ eee on|off ]
    		[ advertise %x ]
    		[ tx-lpi on|off ]
    		[ tx-timer %d ]
            ethtool --set-phy-tunable DEVNAME	Set PHY tunable
    		[ downshift on|off [count N] ]
    		[ fast-link-down on|off [msecs N] ]
    		[ energy-detect-power-down on|off [msecs N] ]
            ethtool --get-phy-tunable DEVNAME	Get PHY tunable
    		[ downshift ]
    		[ fast-link-down ]
    		[ energy-detect-power-down ]
            ethtool --reset DEVNAME	Reset components
    		[ flags %x ]
    		[ mgmt ]
    		[ mgmt-shared ]
    		[ irq ]
    		[ irq-shared ]
    		[ dma ]
    		[ dma-shared ]
    		[ filter ]
    		[ filter-shared ]
    		[ offload ]
    		[ offload-shared ]
    		[ mac ]
    		[ mac-shared ]
    		[ phy ]
    		[ phy-shared ]
    		[ ram ]
    		[ ram-shared ]
    		[ ap ]
    		[ ap-shared ]
    		[ dedicated ]
    		[ all ]
            ethtool --show-fec DEVNAME	Show FEC settings
            ethtool --set-fec DEVNAME	Set FEC settings
    		[ encoding auto|off|rs|baser [...]]
            ethtool -Q|--per-queue DEVNAME	Apply per-queue command.The supported sub commands include --show-coalesce, --coalesce
                 [queue_mask %x] SUB_COMMAND
            ethtool -h|--help 		Show this help
            ethtool --version 		Show version number
    

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