ethtool cannot set device ring parameters input/output error Bluewater New Mexico

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ethtool cannot set device ring parameters input/output error Bluewater, New Mexico

Requested offload state cannot be properly 821 * managed by kernel. 822 * 823 * Meaning of bits in the masks are obtained by %ETHTOOL_GSSET_INFO (number of 824 * bits in When %ETHTOOL_F_UNSUPPORTED is set, .valid is considered 818 * here as though ignored bits were cleared. 819 * %ETHTOOL_F_COMPAT - some or all changes requested were made by calling 820 * Information Typically one would expect to change the RX and TX descriptors using the -G option of the ethtool utility. Very helpful Somewhat helpful Not helpful End of content United StatesHewlett Packard Enterprise International Start of Country Selector content Select Your Country/Region and Language Click or use the tab key to

Callers must 982 * hold the RTNL lock. 983 * 984 * See the structures used by these operations for further documentation. 985 * 986 * See &struct net_device and &struct are expected to 439 * be in network byte order. 440 */ 441 442 /** 443 * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc. 444 * @ip4src: Source host 445 Identify Specific Device From Multiple Devices (Blink LED Port of NIC Card) Let us assume that you have a machine with four ethernet adapters, and you want to identify the physical For %ETHTOOL_SRXFHINDIR, a @size of zero means 634 * the table should be reset to default values.

If it returns 931 * a frequency then it will be called again at intervals with the 932 * argument %ETHTOOL_ID_ON or %ETHTOOL_ID_OFF and should set the state of 933 * Returns a negative 950 * error code or zero. 951 * @flash_device: Write a firmware image to device's flash memory. 952 * Returns a negative error code or zero. 953 * Update len to the amount written. The @cmd parameter is expected to have been cleared 883 * before get_settings is called.

It gives the error as :Delying initialising, eth does not seem to present. This value must not be zero. 210 * @use_adaptive_rx_coalesce: Enable adaptive RX coalescing. 211 * @use_adaptive_tx_coalesce: Enable adaptive TX coalescing. 212 * @pkt_rate_low: Threshold for low packet rate (packets per second). This mode is used when the ethernet device is connected to a hub. Make sure that the script has execute permission and ensure that the ethtool utility is present under /sbin directory. # cd /etc/sysconfig/network/ # vim scripts/eth1 #!/bin/bash /sbin/ethtool -s duplex full speed

Returns a negative 945 * error code or zero. 946 * @get_sset_count: Get number of strings that @get_strings will write. 947 * @get_rxnfc: Get RX flow classification rules. The implementation may update the indicator 926 * asynchronously or synchronously, but in either case it must return 927 * quickly. Maximum number of transmit channel the driver support. 310 * @max_other: Read only. Since the NC522SFP is a 10G interface one would use the rdesc_10g parameter: options nx_nic rdesc_10g=8192 After a reboot one sees that the new setting has taken place. # ethtool -g

Empty strings mark undefined features. 827 */ 828 enum ethtool_sfeatures_retval_bits { 829 ETHTOOL_F_UNSUPPORTED__BIT, 830 ETHTOOL_F_WISH__BIT, 831 ETHTOOL_F_COMPAT__BIT, 832 }; 833 834 #define ETHTOOL_F_UNSUPPORTED (1 << ETHTOOL_F_UNSUPPORTED__BIT) 835 #define ETHTOOL_F_WISH (1 << Bash 101 Hacks eBook Sed and Awk 101 Hacks eBook Vim 101 Hacks eBook Nagios Core 3 eBook Copyright © 2008–2015 Ramesh Natarajan. On successful return, the flags indicate the 1293 * components which were not reset, either because they do not exist 1294 * in the hardware or because they cannot be reset If not 889 * implemented, the @driver and @bus_info fields will be filled in 890 * according to the netdev's parent device. 891 * @get_regs_len: Get buffer length required for @get_regs

These indicate the maximum number 288 * of pending RX/TX ring entries the driver will allow the 289 * user to set. 290 */ 291 __u32 rx_max_pending; 292 __u32 rx_mini_max_pending; 293 Returns a negative error code 900 * or zero. 901 * @get_link: Report whether physical link is up. CLI wont respond to you for 30 seconds while its doing it however Link halan May 10, 2015, 12:37 pm What a fantastic article ! Please use 29 * ethtool_cmd_speed()/_set() to 30 * access it */ 31 __u8 duplex; /* Duplex, half or full */ 32 __u8 port; /* Which connector port */ 33 __u8 phy_address;

In such a case, the 340 * {rx,tx}_pause values below determine what capabilities are 341 * advertised. 342 * 343 * If 'autoneg' is zero or the link is not being Effective only when eee 154 * was negotiated and tx_lpi_enabled was set. 155 */ 156 struct ethtool_eee { 157 __u32 cmd; 158 __u32 supported; 159 __u32 advertised; 160 __u32 lp_advertised; 161 Generated Sat, 15 Oct 2016 07:22:49 GMT by s_wx1127 (squid/3.5.20) Make Changes Permanent After Reboot If you've changed any ethernet device parameters using the ethtool, it will all disappear after the next reboot, unless you do the following.

This should be the value 897 * of the @msg_enable field used by netif logging functions. 898 * @set_msglevel: Set driver message level 899 * @nway_reset: Restart autonegotiation. Additional special values may be 587 * defined in future and drivers must return -%EINVAL for any 588 * unrecognised value. 589 */ 590 struct ethtool_rxnfc { 591 __u32 cmd; 592 It is initially called with the argument %ETHTOOL_ID_ACTIVE, 928 * and must either activate asynchronous updates and return zero, return 929 * a negative error or return a positive frequency for On return, @data is the size 567 * of the rule table, @rule_cnt is the number of defined rules, and 568 * @rule_locs contains the locations of the defined rules.

On ubuntu, you have to modify /etc/network/interfaces file and add all your changes as shown below. # vim /etc/network/interfaces post-up ethtool -s eth2 speed 1000 duplex full autoneg off The above To capture and analyze packets from a specific network interface, use tcpdump utility. 8. Returns a negative 916 * error code or zero. 917 * @get_ringparam: Report ring sizes 918 * @set_ringparam: Set ring sizes. Follow us on Google+ Follow us on Twitter Become a fan on Facebook Support Us Support this blog by purchasing one of my ebooks.

Set of queues RX, TX or other. 313 * @rx_count: Valid values are in the range 1 to the max_rx. 314 * @tx_count: Valid values are in the range 1 to The following 551 * structure fields must not be used. 552 * 553 * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues 554 * on return. 555 * Thanks, Ritesh Link Tapas Mallick October 28, 2010, 6:58 am Is it possible to clear the Statistics collected from "ethtool -S ethX" without rebooting the Host ? The system returned: (22) Invalid argument The remote host or network may be down.

Returns a negative error code or 884 * zero. 885 * @set_settings: Set various device settings including Ethernet link 886 * settings. Drivers 569 * must use the second parameter to get_rxnfc() instead of @rule_locs. 570 * 571 * For %ETHTOOL_SRXCLSRLINS, @fs specifies the rule to add or update. 572 * @[email protected] either Details One needs to pass the appropriate options to the kernel when the nx_nic kernel module is loaded. ETH_SS_TEST, etc*/ 365 __u32 len; /* number of strings in the string set */ 366 __u8 data[0]; 367 }; 368 369 struct ethtool_sset_info { 370 __u32 cmd; /* ETHTOOL_GSSET_INFO */ 371

But the RX descriptors can be increases to 8192 from the default of 4096. Thanks. Finally, it is called with the argument 934 * %ETHTOOL_ID_INACTIVE and must deactivate the indicator. Don't need to check len for zero 906 * or wraparound.

Half duplex : Enables either sending or receiving of packets at a single point of time. To change the Maximum Transmission Unit (MTU), refer to our ifconfig examples article. 4. For example, if the device supports HWTSTAMP_TX_ON, 791 * then (1 << HWTSTAMP_TX_ON) in 'tx_types' will be set. 792 */ 793 struct ethtool_ts_info { 794 __u32 cmd; 795 __u32 so_timestamping; 796 Maximum number of other channel the driver support. 311 * @max_combined: Read only.

On return, 574 * @[email protected] is the actual rule location. 575 * 576 * For %ETHTOOL_SRXCLSRLDEL, @[email protected] specifies the location of an 577 * existing rule on entry. 578 * 579 First entry in the table corresponds to least 826 * significant bit in features[0] fields. Returns a negative error code 921 * or zero. 922 * @self_test: Run specified self-tests 923 * @get_strings: Return a set of strings that describe the requested objects 924 * @set_phys_id: Returns a negative error code 895 * or zero. 896 * @get_msglevel: Report driver message level.

Shift any flag left by 1300 * ETH_RESET_SHARED_SHIFT to reset a shared component of the 1301 * same type. 1302 */ 1303 ETH_RESET_MGMT = 1 << 0, /* Management processor */ by flashing an LED 925 * attached to it. Anything not implemented by 251 * the driver causes these values to be silently ignored. 252 * 253 * When the packet rate is below @pkt_rate_high but above 254 * @pkt_rate_low Read more about Ramesh Natarajan and the blog.

Must not be zero. 232 * 233 * Each pair of (usecs, max_frames) fields specifies this exit 234 * condition for interrupt coalescing: 235 * (usecs > 0 && time_since_first_completion >= All rights reserved | Terms of Service Linux Cross Reference Free Electrons Embedded Linux Experts •source navigation •diff markup •identifier search •freetext search • Version: 2.0.402.2.262.4.373.113.123.133.143.153.163.173.183.194.04.14.24.34.44.54.64.74.8 The TX descriptors are already at the maximum setting of 1024.