Quelle pktgen_sample05_flow_per_thread.sh
Sprache: Shell
#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # # Script will generate one flow per thread (-t N) # - Same destination IP # - Fake source IPs for each flow (fixed based on thread number) # # Useful for scale testing on receiver, to see whether silo'ing flows # works and scales. For optimal scalability (on receiver) each # separate-flow should not access shared variables/data. This script # helps magnify any of these scaling issues by overloading the receiver. #
basedir=`if [ -n "$DEST_IP
{}.java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
root_check_run_with_sudo
# Parameter parsing via include
sourcedev "
# Trap EXIT first
trap_exit
# Set some default params, if they didn't get set if [ -z "$DEST_IP" ]; then
[ -z $dev fidevjava.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 36
-"]&=9:::ffff
[ -z "$
[ -pg_setflag
z$ &" if ["java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 39
$ java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
readDST_MIN { ) fi if [[$}- ]
read java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
UDP_DST_MIN fi
# General cleanup everything since last run
[
# Threads are specified with parameter -t value in $THREADS
(=$F_THREAD; thread <= $L_THREAD; thread+);do
dev
if [ -n "$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
# Setup source IP-addresses based on thread number
pg_set $dev "src_min 198.18.$((thread+1)).1"
pg_set $dev "src_max 198.18.$((thread+1)).1"
# Setup burst, for easy testing -b 0 disable bursting # (internally in pktgen default and minimum burst=1) if [[ ${BURST} -ne 0 ]]; then
pg_set $dev "burst $BURST" else
info "$dev: Not using burst" fi
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
if [ -z "$APPEND" ]; then echo"Running... ctrl^C to stop" >&2
pg_ctrl "start"
print_result else echo"Append mode: config done. Do more or use 'pg_ctrl start' to run" fi
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