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Commit | Line | Data |
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6fd980ac | 1 | #!/bin/bash |
b2441318 | 2 | # SPDX-License-Identifier: GPL-2.0 |
6fd980ac JF |
3 | # |
4 | # Benchmark script: | |
5 | # - developed for benchmarking egress qdisc path, derived (more | |
6 | # like cut'n'pasted) from ingress benchmark script. | |
7 | # | |
8 | # Script for injecting packets into egress qdisc path of the stack | |
9 | # with pktgen "xmit_mode queue_xmit". | |
10 | # | |
11 | basedir=`dirname $0` | |
12 | source ${basedir}/functions.sh | |
13 | root_check_run_with_sudo "$@" | |
14 | ||
15 | # Parameter parsing via include | |
16 | source ${basedir}/parameters.sh | |
0f06a678 MKL |
17 | if [ -z "$DEST_IP" ]; then |
18 | [ -z "$IP6" ] && DEST_IP="198.18.0.42" || DEST_IP="FD00::1" | |
19 | fi | |
6fd980ac JF |
20 | [ -z "$DST_MAC" ] && DST_MAC="90:e2:ba:ff:ff:ff" |
21 | ||
22 | # Burst greater than 1 are invalid for queue_xmit mode | |
23 | if [[ -n "$BURST" ]]; then | |
24 | err 1 "Bursting not supported for this mode" | |
25 | fi | |
69137ea6 | 26 | [ -z "$COUNT" ] && COUNT="10000000" # Zero means indefinitely |
6fd980ac JF |
27 | |
28 | # Base Config | |
29 | DELAY="0" # Zero means max speed | |
6fd980ac JF |
30 | |
31 | # General cleanup everything since last run | |
32 | pg_ctrl "reset" | |
33 | ||
34 | # Threads are specified with parameter -t value in $THREADS | |
e0e16672 | 35 | for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do |
6fd980ac JF |
36 | # The device name is extended with @name, using thread number to |
37 | # make then unique, but any name will do. | |
38 | dev=${DEV}@${thread} | |
39 | ||
40 | # Add remove all other devices and add_device $dev to thread | |
41 | pg_thread $thread "rem_device_all" | |
42 | pg_thread $thread "add_device" $dev | |
43 | ||
44 | # Base config of dev | |
45 | pg_set $dev "flag QUEUE_MAP_CPU" | |
46 | pg_set $dev "count $COUNT" | |
47 | pg_set $dev "pkt_size $PKT_SIZE" | |
48 | pg_set $dev "delay $DELAY" | |
49 | pg_set $dev "flag NO_TIMESTAMP" | |
50 | ||
51 | # Destination | |
52 | pg_set $dev "dst_mac $DST_MAC" | |
0f06a678 | 53 | pg_set $dev "dst$IP6 $DEST_IP" |
6fd980ac JF |
54 | |
55 | # Inject packet into TX qdisc egress path of stack | |
56 | pg_set $dev "xmit_mode queue_xmit" | |
57 | done | |
58 | ||
59 | # start_run | |
60 | echo "Running... ctrl^C to stop" >&2 | |
61 | pg_ctrl "start" | |
62 | echo "Done" >&2 | |
63 | ||
64 | # Print results | |
e0e16672 | 65 | for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do |
6fd980ac JF |
66 | dev=${DEV}@${thread} |
67 | echo "Device: $dev" | |
68 | cat /proc/net/pktgen/$dev | grep -A2 "Result:" | |
69 | done |