Võrguliikluse generaatorid

Sissejuhatus

TODO

ethtool statistika

virtio_net

kvm-qemu virtuaalses arvutis kasutatakse tavaliselt virtio_net draiveriga töötavat võrguliidest

root@cifs:~# ethtool -i ens18
driver: virtio_net
version: 1.0.0
firmware-version: 
expansion-rom-version: 
bus-info: 0000:06:12.0
supports-statistics: yes
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: no

Statistika osakond paistab selline

root@cifs:~# ethtool -S ens18
NIC statistics:
     rx_queue_0_packets: 235231418
     rx_queue_0_bytes: 608716888816
     rx_queue_0_drops: 0
     rx_queue_0_xdp_packets: 0
     rx_queue_0_xdp_tx: 0
     rx_queue_0_xdp_redirects: 0
     rx_queue_0_xdp_drops: 0
     rx_queue_0_kicks: 164312
     tx_queue_0_packets: 112125133
     tx_queue_0_bytes: 8556136770
     tx_queue_0_xdp_tx: 0
     tx_queue_0_xdp_tx_drops: 0
     tx_queue_0_kicks: 111141834

kus

• vaikimisi on üks queue; kui multiqueue nt Proxmox PVE webgui liideses sisse lülitada, siis paistab rohkem rx/tx paare

Kasulikud lisamaterjalid

• https://trex-tgn.cisco.com/
• http://warp17.net/
• https://github.com/emmericp/MoonGen
• https://pub.tik.ee.ethz.ch/students/2020-FS/SA-2020-06.pdf