Documentation/ABI/testing/sysfs-class-net-statistics

   1 What:           /sys/class/<iface>/statistics/collisions
   2 Date:           April 2005
   3 KernelVersion:  2.6.12
   4 Contact:        netdev@vger.kernel.org
   5 Description:
   6                 Indicates the number of collisions seen by this network device.
   7                 This value might not be relevant with all MAC layers.
   8
   9 What:           /sys/class/<iface>/statistics/multicast
  10 Date:           April 2005
  11 KernelVersion:  2.6.12
  12 Contact:        netdev@vger.kernel.org
  13 Description:
  14                 Indicates the number of multicast packets received by this
  15                 network device.
  16
  17 What:           /sys/class/<iface>/statistics/rx_bytes
  18 Date:           April 2005
  19 KernelVersion:  2.6.12
  20 Contact:        netdev@vger.kernel.org
  21 Description:
  22                 Indicates the number of bytes received by this network device.
  23                 See the network driver for the exact meaning of when this
  24                 value is incremented.
  25
  26 What:           /sys/class/<iface>/statistics/rx_compressed
  27 Date:           April 2005
  28 KernelVersion:  2.6.12
  29 Contact:        netdev@vger.kernel.org
  30 Description:
  31                 Indicates the number of compressed packets received by this
  32                 network device. This value might only be relevant for interfaces
  33                 that support packet compression (e.g: PPP).
  34
  35 What:           /sys/class/<iface>/statistics/rx_crc_errors
  36 Date:           April 2005
  37 KernelVersion:  2.6.12
  38 Contact:        netdev@vger.kernel.org
  39 Description:
  40                 Indicates the number of packets received with a CRC (FCS) error
  41                 by this network device. Note that the specific meaning might
  42                 depend on the MAC layer used by the interface.
  43
  44 What:           /sys/class/<iface>/statistics/rx_dropped
  45 Date:           April 2005
  46 KernelVersion:  2.6.12
  47 Contact:        netdev@vger.kernel.org
  48 Description:
  49                 Indicates the number of packets received by the network device
  50                 but dropped, that are not forwarded to the upper layers for
  51                 packet processing. See the network driver for the exact
  52                 meaning of this value.
  53
  54 What:           /sys/class/<iface>/statistics/rx_errors
  55 Date:           April 2005
  56 KernelVersion:  2.6.12
  57 Contact:        netdev@vger.kernel.org
  58 Description:
  59                 Indicates the number of receive errors on this network device.
  60                 See the network driver for the exact meaning of this value.
  61
  62 What:           /sys/class/<iface>/statistics/rx_fifo_errors
  63 Date:           April 2005
  64 KernelVersion:  2.6.12
  65 Contact:        netdev@vger.kernel.org
  66 Description:
  67                 Indicates the number of receive FIFO errors seen by this
  68                 network device. See the network driver for the exact
  69                 meaning of this value.
  70
  71 What:           /sys/class/<iface>/statistics/rx_frame_errors
  72 Date:           April 2005
  73 KernelVersion:  2.6.12
  74 Contact:        netdev@vger.kernel.org
  75 Description:
  76                 Indicates the number of received frames with error, such as
  77                 alignment errors. Note that the specific meaning depends on
  78                 on the MAC layer protocol used. See the network driver for
  79                 the exact meaning of this value.
  80
  81 What:           /sys/class/<iface>/statistics/rx_length_errors
  82 Date:           April 2005
  83 KernelVersion:  2.6.12
  84 Contact:        netdev@vger.kernel.org
  85 Description:
  86                 Indicates the number of received error packet with a length
  87                 error, oversized or undersized. See the network driver for the
  88                 exact meaning of this value.
  89
  90 What:           /sys/class/<iface>/statistics/rx_missed_errors
  91 Date:           April 2005
  92 KernelVersion:  2.6.12
  93 Contact:        netdev@vger.kernel.org
  94 Description:
  95                 Indicates the number of received packets that have been missed
  96                 due to lack of capacity in the receive side. See the network
  97                 driver for the exact meaning of this value.
  98
  99 What:           /sys/class/<iface>/statistics/rx_nohandler
 100 Date:           February 2016
 101 KernelVersion:  4.6
 102 Contact:        netdev@vger.kernel.org
 103 Description:
 104                 Indicates the number of received packets that were dropped on
 105                 an inactive device by the network core.
 106
 107 What:           /sys/class/<iface>/statistics/rx_over_errors
 108 Date:           April 2005
 109 KernelVersion:  2.6.12
 110 Contact:        netdev@vger.kernel.org
 111 Description:
 112                 Indicates the number of received packets that are oversized
 113                 compared to what the network device is configured to accept
 114                 (e.g: larger than MTU). See the network driver for the exact
 115                 meaning of this value.
 116
 117 What:           /sys/class/<iface>/statistics/rx_packets
 118 Date:           April 2005
 119 KernelVersion:  2.6.12
 120 Contact:        netdev@vger.kernel.org
 121 Description:
 122                 Indicates the total number of good packets received by this
 123                 network device.
 124
 125 What:           /sys/class/<iface>/statistics/tx_aborted_errors
 126 Date:           April 2005
 127 KernelVersion:  2.6.12
 128 Contact:        netdev@vger.kernel.org
 129 Description:
 130                 Indicates the number of packets that have been aborted
 131                 during transmission by a network device (e.g: because of
 132                 a medium collision). See the network driver for the exact
 133                 meaning of this value.
 134
 135 What:           /sys/class/<iface>/statistics/tx_bytes
 136 Date:           April 2005
 137 KernelVersion:  2.6.12
 138 Contact:        netdev@vger.kernel.org
 139 Description:
 140                 Indicates the number of bytes transmitted by a network
 141                 device. See the network driver for the exact meaning of this
 142                 value, in particular whether this accounts for all successfully
 143                 transmitted packets or all packets that have been queued for
 144                 transmission.
 145
 146 What:           /sys/class/<iface>/statistics/tx_carrier_errors
 147 Date:           April 2005
 148 KernelVersion:  2.6.12
 149 Contact:        netdev@vger.kernel.org
 150 Description:
 151                 Indicates the number of packets that could not be transmitted
 152                 because of carrier errors (e.g: physical link down). See the
 153                 network driver for the exact meaning of this value.
 154
 155 What:           /sys/class/<iface>/statistics/tx_compressed
 156 Date:           April 2005
 157 KernelVersion:  2.6.12
 158 Contact:        netdev@vger.kernel.org
 159 Description:
 160                 Indicates the number of transmitted compressed packets. Note
 161                 this might only be relevant for devices that support
 162                 compression (e.g: PPP).
 163
 164 What:           /sys/class/<iface>/statistics/tx_dropped
 165 Date:           April 2005
 166 KernelVersion:  2.6.12
 167 Contact:        netdev@vger.kernel.org
 168 Description:
 169                 Indicates the number of packets dropped during transmission.
 170                 See the driver for the exact reasons as to why the packets were
 171                 dropped.
 172
 173 What:           /sys/class/<iface>/statistics/tx_errors
 174 Date:           April 2005
 175 KernelVersion:  2.6.12
 176 Contact:        netdev@vger.kernel.org
 177 Description:
 178                 Indicates the number of packets in error during transmission by
 179                 a network device. See the driver for the exact reasons as to
 180                 why the packets were dropped.
 181
 182 What:           /sys/class/<iface>/statistics/tx_fifo_errors
 183 Date:           April 2005
 184 KernelVersion:  2.6.12
 185 Contact:        netdev@vger.kernel.org
 186 Description:
 187                 Indicates the number of packets having caused a transmit
 188                 FIFO error. See the driver for the exact reasons as to why the
 189                 packets were dropped.
 190
 191 What:           /sys/class/<iface>/statistics/tx_heartbeat_errors
 192 Date:           April 2005
 193 KernelVersion:  2.6.12
 194 Contact:        netdev@vger.kernel.org
 195 Description:
 196                 Indicates the number of packets transmitted that have been
 197                 reported as heartbeat errors. See the driver for the exact
 198                 reasons as to why the packets were dropped.
 199
 200 What:           /sys/class/<iface>/statistics/tx_packets
 201 Date:           April 2005
 202 KernelVersion:  2.6.12
 203 Contact:        netdev@vger.kernel.org
 204 Description:
 205                 Indicates the number of packets transmitted by a network
 206                 device. See the driver for whether this reports the number of all
 207                 attempted or successful transmissions.
 208
 209 What:           /sys/class/<iface>/statistics/tx_window_errors
 210 Date:           April 2005
 211 KernelVersion:  2.6.12
 212 Contact:        netdev@vger.kernel.org
 213 Description:
 214                 Indicates the number of packets not successfully transmitted
 215                 due to a window collision. The specific meaning depends on the
 216                 MAC layer used.  On Ethernet this is usually used to report
 217                 late collisions errors.