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# tracing of built-in qdisc ---------------------------------------------------
tcsim -v -s 4
dev eth0 10000
#define NOTHING
send UDP_PCK(NOTHING)
EOF
0.000000 E : 0x00000000 28 : eth0: 4500001c ...
0.000000 e : 0x00000000 28 : <0> pfifo_fast (0:0) returns SUCCESS (0)
0.000000 d : 0x00000000 28 : <0> pfifo_fast (0:0)
0.000000 D : 0x00000000 28 : eth0: 4500001c ...
# tracing of user-provided qdisc ----------------------------------------------
tcsim -v -s 4
dev eth0 10000
insmod tcsim/modules/sch_discard.o
preload tcsim/modules/q_discard.so
tc qdisc add dev eth0 root handle 1:0 discard
#define NOTHING
send UDP_PCK(NOTHING)
EOF
0.000000 T : qdisc add dev eth0 root handle 1:0 discard
0.000000 E : 0x00000003 28 : eth0: 4500001c ...
0.000000 e : 0x00000003 28 : <0> discard (1:0) returns DROP (1)
0.000000 * : 0x00000003 28 : eth0: enqueue returns DROP (1)
# tracing of built-in filter --------------------------------------------------
tcsim -v -s 4 | sed '/ [TEedD] /d'
dev eth0 10000
tc qdisc add dev eth0 root handle 1:0 prio
tc filter add dev eth0 parent 1:0 proto ip fw
#define NOTHING
send UDP_PCK(NOTHING)
EOF
0.000000 c : 0x00000006 28 : <1> fw at 1:0 returns UNSPEC (-1)
# tracing of user-provided filter ---------------------------------------------
tcsim -v -s 4 | sed '/ [TEedD] /d'
dev eth0 10000
insmod tcsim/modules/cls_unspec.o
preload tcsim/modules/f_unspec.so
tc qdisc add dev eth0 root handle 1:0 prio
tc filter add dev eth0 parent 1:0 proto ip unspec
#define NOTHING
send UDP_PCK(NOTHING)
EOF
0.000000 c : 0x00000006 28 : <1> unspec at 1:0 returns UNSPEC (-1)
# tracing of ingress qdisc ----------------------------------------------------
tcsim -v -s 4 examples/ingress | sed '/ [TEedD] /d'
0.000080 I : 0x00000003 100 : b_eth0: 45000064 ...
0.000080 i : 0x00000003 100 : <0> ingress (ffff:0) returns NF_ACCEPT (1)
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