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Diffstat (limited to 'samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh')
-rwxr-xr-x | samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh b/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh new file mode 100755 index 0000000000..f2beb512c5 --- /dev/null +++ b/samples/pktgen/pktgen_bench_xmit_mode_queue_xmit.sh @@ -0,0 +1,93 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +# +# Benchmark script: +# - developed for benchmarking egress qdisc path, derived (more +# like cut'n'pasted) from ingress benchmark script. +# +# Script for injecting packets into egress qdisc path of the stack +# with pktgen "xmit_mode queue_xmit". +# +basedir=`dirname $0` +source ${basedir}/functions.sh +root_check_run_with_sudo "$@" + +# Parameter parsing via include +source ${basedir}/parameters.sh + +# Trap EXIT first +trap_exit + +if [ -z "$DEST_IP" ]; then + [ -z "$IP6" ] && DEST_IP="198.18.0.42" || DEST_IP="FD00::1" +fi +[ -z "$DST_MAC" ] && DST_MAC="90:e2:ba:ff:ff:ff" + +# Burst greater than 1 are invalid for queue_xmit mode +if [[ -n "$BURST" ]]; then + err 1 "Bursting not supported for this mode" +fi +[ -z "$COUNT" ] && COUNT="10000000" # Zero means indefinitely +if [ -n "$DEST_IP" ]; then + validate_addr${IP6} $DEST_IP + read -r DST_MIN DST_MAX <<< $(parse_addr${IP6} $DEST_IP) +fi +if [ -n "$DST_PORT" ]; then + read -r UDP_DST_MIN UDP_DST_MAX <<< $(parse_ports $DST_PORT) + validate_ports $UDP_DST_MIN $UDP_DST_MAX +fi + +# General cleanup everything since last run +pg_ctrl "reset" + +# Threads are specified with parameter -t value in $THREADS +for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do + # The device name is extended with @name, using thread number to + # make then unique, but any name will do. + dev=${DEV}@${thread} + + # Add remove all other devices and add_device $dev to thread + pg_thread $thread "rem_device_all" + pg_thread $thread "add_device" $dev + + # Base config of dev + pg_set $dev "flag QUEUE_MAP_CPU" + pg_set $dev "count $COUNT" + pg_set $dev "pkt_size $PKT_SIZE" + pg_set $dev "delay $DELAY" + pg_set $dev "flag NO_TIMESTAMP" + + # Destination + pg_set $dev "dst_mac $DST_MAC" + pg_set $dev "dst${IP6}_min $DST_MIN" + pg_set $dev "dst${IP6}_max $DST_MAX" + + if [ -n "$DST_PORT" ]; then + # Single destination port or random port range + pg_set $dev "flag UDPDST_RND" + pg_set $dev "udp_dst_min $UDP_DST_MIN" + pg_set $dev "udp_dst_max $UDP_DST_MAX" + fi + + # Inject packet into TX qdisc egress path of stack + pg_set $dev "xmit_mode queue_xmit" +done + +# Run if user hits control-c +function print_result { + # Print results + for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do + dev=${DEV}@${thread} + echo "Device: $dev" + cat /proc/net/pktgen/$dev | grep -A2 "Result:" + done +} +# trap keyboard interrupt (Ctrl-C) +trap true SIGINT + +# start_run +echo "Running... ctrl^C to stop" >&2 +pg_ctrl "start" +echo "Done" >&2 + +print_result |