RE: Using ethernet device as efficient small packet generator
From: juice <hidden>
Date: 2011-01-24 20:51:14
Please check what numbers you can get using dummy0 device instead of real ethernet driver. Here : (E5540 @ 2.53GHz) clone = 1 Result: OK: 34775941(c34775225+d716) nsec, 100000000 (60byte,0frags) 2875551pps 1380Mb/sec (1380264480bps) errors: 0
My result on the machine (W3503 @ 2.40GHz):
Params: count 10000000 min_pkt_size: 60 max_pkt_size: 60
frags: 0 delay: 0 clone_skb: 0 ifname: dummy0
flows: 0 flowlen: 0
queue_map_min: 0 queue_map_max: 0
dst_min: 10.10.11.2 dst_max:
src_min: src_max:
src_mac: b6:b2:a2:f4:8e:dc dst_mac: 00:04:23:08:91:dc
udp_src_min: 9 udp_src_max: 9 udp_dst_min: 9 udp_dst_max: 9
src_mac_count: 0 dst_mac_count: 0
Flags:
Current:
pkts-sofar: 10000000 errors: 0
started: 1295902048722173us stopped: 1295902052312514us idle: 3664us
seq_num: 10000001 cur_dst_mac_offset: 0 cur_src_mac_offset: 0
cur_saddr: 0x0 cur_daddr: 0x20b0a0a
cur_udp_dst: 9 cur_udp_src: 9
cur_queue_map: 0
flows: 0
Result: OK: 3590341(c3586677+d3664) usec, 10000000 (60byte,0frags)
2785250pps 1336Mb/sec (1336920000bps) errors: 0
Yours, Jussi Ohenoja