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#!/bin/bash NS1=lwt_ns1 VETH0=tst_lwt1a VETH1=tst_lwt1b TRACE_ROOT=/sys/kernel/debug/tracing function cleanup { ip route del 192.168.253.2/32 dev $VETH0 2> /dev/null ip link del $VETH0 2> /dev/null ip link del $VETH1 2> /dev/null ip netns exec $NS1 killall netserver ip netns delete $NS1 2> /dev/null } cleanup ip netns add $NS1 ip link add $VETH0 type veth peer name $VETH1 ip link set dev $VETH0 up ip addr add 192.168.253.1/24 dev $VETH0 ip link set $VETH1 netns $NS1 ip netns exec $NS1 ip link set dev $VETH1 up ip netns exec $NS1 ip addr add 192.168.253.2/24 dev $VETH1 ip netns exec $NS1 netserver echo 1 > ${TRACE_ROOT}/tracing_on cp /dev/null ${TRACE_ROOT}/trace ip route add 192.168.253.2/32 encap bpf out obj lwt_len_hist_kern.o section len_hist dev $VETH0 netperf -H 192.168.253.2 -t TCP_STREAM cat ${TRACE_ROOT}/trace | grep -v '^#' ./lwt_len_hist cleanup echo 0 > ${TRACE_ROOT}/tracing_on exit 0 value='7987dcd7b95111a5acbf5abdbf155eedacd3546b'/>
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