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Network Counters

Performance counters are modeled using the PerfCounterInfo data object type. Each instance of a PerfCounterInfo data object contains metadata about a specific metric available from the system. The network group of performance counters tracks network utilization for both physical and virtual NICs (network interface controllers) and other network devices, such as the virtual switches (vSwitch) that support connectivity among all components (virtual machines, VMkernel, host, and so on).

Counter StatsType Unit Level Per
Device
Level
RollupType Label Entity Instance/
Aggregate
ESX
Versions
broadcastRx deltanumber23summation Broadcast receives VirtualMachine
HostSystem
instance5.0.0
Number of broadcast packets received during the sampling interval.
broadcastTx deltanumber23summation Broadcast transmits VirtualMachine
HostSystem
instance5.0.0
Number of broadcast packets transmitted during the sampling interval.
bytesRx ratekiloBytesPerSecond23average Data receive rate VirtualMachine
HostSystem
instance5.0.0
Average amount of data received per second.
bytesTx ratekiloBytesPerSecond23average Data transmit rate VirtualMachine
HostSystem
instance5.0.0
Average amount of data transmitted per second.
droppedRx deltanumber23summation Receive packets dropped VirtualMachine
HostSystem
instance4.0.0
4.1.0
5.0.0
Number of receive packets dropped during the collection interval.
droppedTx deltanumber23summation Transmit packets dropped VirtualMachine
HostSystem
instance4.0.0
4.1.0
5.0.0
Number of transmit packets dropped during the collection interval.
errorsRx deltanumber23summation Packet receive errors HostSysteminstance5.0.0
Number of packets with errors received during the sampling interval.
errorsTx deltanumber23summation Packet transmit errors HostSysteminstance5.0.0
Number of packets with errors transmitted during the sampling interval.
multicastRx deltanumber23summation Multicast receives VirtualMachine
HostSystem
instance5.0.0
Number of multicast packets received during the sampling interval.
multicastTx deltanumber23summation Multicast transmits VirtualMachine
HostSystem
instance5.0.0
Number of multicast packets transmitted during the sampling interval.
packetsRx deltanumber23summation Packets received VirtualMachine
HostSystem
instance3.5.0
4.0.0
4.1.0
5.0.0
Number of packets received during the interval.
  • VM:   The number of packets received by each vNIC (virtual network interface controller) on the virtual machine.
  • Host:    Total number of packets received on all virtual machines running on the host.
packetsTx deltanumber23summation Packets transmitted VirtualMachine
HostSystem
instance3.5.0
4.0.0
4.1.0
5.0.0
Number of packets transmitted during the interval.
  • VM:   Number of packets transmitted by each vNIC on the virtual machine.
  • Host:    Number of packets transmitted across each physical NIC instance on the host.
received ratekiloBytesPerSecond23average Data receive rate VirtualMachine
HostSystem
instance3.5.0
4.0.0
4.1.0
5.0.0
Average rate at which data was received during the interval. This represents the bandwidth of the network.
  • VM:   The rate at which data is received across the virtual machine's vNIC (virtual network interface controller).
  • Host:   The rate at which data is received across each physical NIC instance on the host.
throughput.contention deltanumber23summation vNic Throughput Contention ResourcePoolaggregate3.5.0
4.0.0
4.1.0
5.0.0
The total number of dropped vNic packets.
throughput.packetsPerSec ratenumber22average pNic Packets Received and Transmitted per Second
Average rate of packets received and transmitted per second.
throughput.provisioned absolutekiloBytesPerSecond23average pNic Throughput Provisioned
The maximum bandwidth supported by the NIC(s).
throughput.usable absolutekiloBytesPerSecond23average pNic Throughput Usable
The effective bandwidth of the uplink.
throughput.usage ratekiloBytesPerSecond33average vNic Throughput Usage ResourcePoolaggregate3.5.0
4.0.0
4.1.0
5.0.0
The current amount of data being transmitted and received.
throughput.usage.ft ratekiloBytesPerSecond33average pNic Throughput Usage for FT
The current amount of data being received and transmitted by FT.
throughput.usage.hbr ratekiloBytesPerSecond33average pNic Throughput Usage for HBR
The current amount of data being received and transmitted by HBR.
throughput.usage.iscsi ratekiloBytesPerSecond33average pNic Throughput Usage for iSCSI
The current amount of data being received and transmitted by iSCSI.
throughput.usage.nfs ratekiloBytesPerSecond33average pNic Throughput Usage for NFS
The current amount of data being received and transmitted by NFS.
throughput.usage.vm ratekiloBytesPerSecond33average pNic Throughput Usage for VMs
The current amount of data being received and transmitted by virtual machines.
throughput.usage.vmotion ratekiloBytesPerSecond33average pNic Throughput Usage for vMotion
The current amount of data being received and transmitted for VMotion.
transmitted ratekiloBytesPerSecond23average Data transmit rate VirtualMachine
HostSystem
instance3.5.0
4.0.0
4.1.0
5.0.0
Average rate at which data was transmitted during the interval. This represents the bandwidth of the network.
  • VM:   The rate at which data is transmitted across the virtual machine's vNIC (virtual network interface controller).
  • Host:   The rate at which data is transmitted across each physical NIC instance on the host.
unknownProtos deltanumber23summation Unknown protocol frames HostSysteminstance5.0.0
Number of frames with unknown protocol received during the sampling interval.
usage ratekiloBytesPerSecond1 (4)4average
(minimum)
(maximum)
(none)
Usage VirtualMachine
HostSystem
aggregate
Network utilization (combined transmit- and receive-rates) during the interval.
  • VM:   Sum of data transmitted and received across all virtual NIC instances connected to the virtual machine.
  • Host:   Sum of data transmitted and received across all physical NIC instances connected to the host.

 

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