[root@openEuler gazelle]# cat config.ini
[MicroBenchmark]
#publicd
DebugMode=0
TestMode=1 #1 ONLY_TX  2 BOTH_TX_RX
MsgHeadLen=30

#cn/dn
#CnHostName=124.88.97.87
CnHostName=124.88.97.88
CnPort=3113

#CnHostName=124.88.97.87
Dn1HostName=192.168.133.169
Dn2HostName=192.168.133.169
Dn1Port=41111
Dn2Port=51111
ThreadPoolSize=30
#client
ThreadNums=30
ReportDuring=15

[root@openEuler gazelle]# cat config.ini
[MicroBenchmark]
#publicd
DebugMode=0
TestMode=1 #1 ONLY_TX  2 BOTH_TX_RX
MsgHeadLen=30

#cn/dn
#CnHostName=124.88.97.87
CnHostName=124.88.97.87
CnPort=3114

#CnHostName=124.88.97.87
Dn1HostName=192.168.133.169
Dn2HostName=192.168.133.169
Dn1Port=41111
Dn2Port=51111
ThreadPoolSize=30
#client
ThreadNums=30
ReportDuring=15

dpdk_args=["--socket-mem", "2400,0,0,0", "--huge-dir", "/mnt/hugepages-lstack", "--proc-type", "primary", "--legacy-mem", "--map-perfect","--file-prefix","lstack_file2","-a","0000:0c:00.0"]
use_ltran=0
kni_switch=0
low_power_mode=0
num_cpus="2-4"
#num_wakeup="2-4"
app_bind_numa=1
host_addr="124.88.70.176"
mask_addr="255.255.0.0"
gateway_addr="124.88.0.1"
devices="24:a5:2c:d1:ed:4f"

send_connect_number=8
read_connect_number=8
rpc_number=8
nic_read_number=128
tcp_conn_count=1500
mbuf_count_per_conn=505
#tack_thread_mode="run-to-completion" 
unix_prefix="02"

Core was generated by `./benchmark_usr -sMode client -mSize 4096 -tNums 3 -cNums 30 --flow_mode high -'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  tcp_output (pcb=0x11b177280) at core/tcp_out.c:1529
1529	core/tcp_out.c: No such file or directory.
[Current thread is 1 (Thread 0xffffad89dea0 (LWP 774982))]
(gdb) bt
#0  tcp_output (pcb=0x11b177280) at core/tcp_out.c:1529
#1  0x0000ffffb2fb6b50 in lwip_netconn_do_writemore (conn=0x119f3f0e8, delayed=delayed@entry=0 '\000') at api/api_msg.c:1801
#2  0x0000ffffb2fb7fe0 in lwip_netconn_do_write (m=m@entry=0xffffad89d3a8) at api/api_msg.c:1883
#3  0x0000ffffb2fbc8f4 in tcpip_send_msg_wait_sem (fn=0xffffb2fb7f70 <lwip_netconn_do_write>, apimsg=apimsg@entry=0xffffad89d3a8, 
    sem=<optimized out>) at api/tcpip.c:459
#4  0x0000ffffb2fb5d54 in netconn_apimsg (apimsg=<optimized out>, fn=<optimized out>) at api/api_lib.c:131
#5  netconn_write_vectors_partly (conn=<optimized out>, vectors=vectors@entry=0xffffad89d408, vectorcnt=vectorcnt@entry=1, 
    apiflags=<optimized out>, bytes_written=bytes_written@entry=0xffffad89d450) at api/api_lib.c:1079
#6  0x0000ffffb2fb5dd8 in netconn_write_partly (conn=<optimized out>, dataptr=dataptr@entry=0xffff9e333990, size=size@entry=65535, 
    apiflags=<optimized out>, bytes_written=bytes_written@entry=0xffffad89d450) at api/api_lib.c:994
#7  0x0000ffffb2fba910 in lwip_send (s=1239, data=0xffff9e333990, size=65535, flags=<optimized out>) at api/sockets.c:1624
#8  0x0000ffffb2fe19c0 in do_lwip_send (stack=stack@entry=0xffffa0000b70, fd=<optimized out>, sock=sock@entry=0xffff9e333990, 
    len=len@entry=4096, flags=flags@entry=0) at core/lstack_lwip.c:657
#9  0x0000ffffb2fe5d70 in stack_send (msg=0x109ab5900) at core/lstack_protocol_stack.c:842
#10 0x0000ffffb2fe6fbc in poll_rpc_msg (stack=stack@entry=0xffffa0000b70, max_num=7) at core/lstack_thread_rpc.c:107
#11 0x0000ffffb2fe4ea0 in stack_polling (wakeup_tick=wakeup_tick@entry=3058118001) at core/lstack_protocol_stack.c:448
#12 0x0000ffffb2fe5020 in gazelle_stack_thread (arg=<optimized out>) at core/lstack_protocol_stack.c:513
#13 0x0000ffffb2d9c630 in start_thread (arg=0x0) at pthread_create.c:443
#14 0x0000ffffb2e02b9c in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:79
(gdb) p seg
$1 = (struct tcp_seg *) 0x14c2cf768
(gdb) p *seg
$2 = {next = 0x14e9964e8, p = 0x14c2cf700, len = 1436, flags = 253 '\375', tcphdr = 0x1050fd964f0a9f9a}
(gdb) p seg->tcphdr
$3 = (struct tcp_hdr *) 0x1050fd964f0a9f9a
(gdb) p * seg->tcphdr