**一、缺陷信息**

**【缺陷所属的os版本】（如openEuler-22.03-LTS，参考命令"cat /etc/os-release"结果）**

openeulerversion=openEuler-22.03-LTS-SP3

compiletime=2023-12-30-12-21-52

gccversion=10.3.1-49.oe2203sp3

kernelversion=5.10.0-182.0.0.95.oe2203sp3

openjdkversion=1.8.0.392.b08-3.oe2203sp3

**【内核版本】（如kernel-5.10.0-60.138.0.165，参考命令"uname -r"结果）**

5.10.0-182.0.0.95.oe2203sp3.x86_64

**【缺陷所属软件及版本号】（如kernel-5.10.0-60.138.0.165，参考命令"rpm -q 包名"结果）**

[root@openEuler ~]# rpm -q gazelle

gazelle-1.0.2-82.x86_64

[root@openEuler ~]# rpm -q dpdk

dpdk-21.11-79.x86_64

**【问题复现步骤】：请描述具体的操作步骤**

启动netperf服务端

LD_PRELOAD=/usr/lib64/liblstack.so GAZELLE_BIND_PROCNAME=netserver stdbuf -oL netserver -p 12865 -D -f -L 124.88.43.117

```

dpdk_args=["--socket-mem", "1024,0,0,0", "--huge-dir", "/mnt/hugepages-lstack", "--proc-type", "primary"]

stack_thread_mode="run-to-wakeup"

#ltran mode need add "--map-perfect" and "--legacy-mem" in dpdk_args

use_ltran=0

kni_switch=0

flow_bifurcation=0

low_power_mode=0

#needed mbuf count = tcp_conn_count * mbuf_count_per_conn

tcp_conn_count=1500

mbuf_count_per_conn=138

# send ring size, default is 32, max is 2048

# if udp pktlen exceeds 45952(32 * 1436)B, send_ring_size must be at least 64.

send_ring_size = 32

#recv ring size, default is 128, max is 2048

recv_ring_size = 128

#protocol stack thread per loop params

#read data form protocol stack into recv_ring

read_connect_number = 4

#process rpc msg number

rpc_number = 4

#read nic pkts number

nic_read_number = 128

nic_rxqueue_size = 4096

nic_txqueue_size = 2048

#each cpu core start a protocol stack thread.

num_cpus="1"

#app worker thread bind to numa in epoll/poll.

app_bind_numa=1

#app main thread affinity set by dpdk.

main_thread_affinity=0

host_addr="124.88.43.117"

mask_addr="255.255.0.0"

gateway_addr="124.88.0.1"

devices="52:54:00:13:ac:c0"

#0: use rss rule

#1: use tcp tuple rule to specify packet to nic queue

tuple_filter=0

#tuple_filter=1, below cfg valid

num_process=1

process_numa="0,1"

process_idx=0

#tuple_filer=0, below cfg valid

listen_shadow=1

#vlan mode; only support -1~4094, -1 is disabled

nic_vlan_mode=-1

#bond mode; only support bond 4 or 6 mode ,-1 is disabled

bond_mode=-1

#bond slave mac, separated by ; , only support 2 slave mac

#bond_slave_mac="aa:bb:cc:dd:ee:ff;gg:hh:ii:jj:kk:ll"

#maximum number of rpc memory pools

rpc_msg_max=4096

udp_enable=0

```

客户端执行

LD_PRELOAD=/usr/lib64/liblstack.so GAZELLE_BIND_PROCNAME=netperf stdbuf -oL netperf -H 124.88.43.117 -L 124.88.21.137 -p 12865 -t TCP_STREAM -l 30 -- -m 1024 -O MIN_LATENCY,MAX_LATENCY,MEAN_LATENCY,P99_LATENCY,STDDEV_LATENCY,THROUGHPUT,THROUGHPUT_UNITS

```

dpdk_args=["--socket-mem", "1024,0,0,0", "--huge-dir", "/mnt/hugepages-lstack", "--proc-type", "primary"]

stack_thread_mode="run-to-wakeup"

#ltran mode need add "--map-perfect" and "--legacy-mem" in dpdk_args

use_ltran=0

kni_switch=0

flow_bifurcation=0

low_power_mode=0

#needed mbuf count = tcp_conn_count * mbuf_count_per_conn

tcp_conn_count=1500

mbuf_count_per_conn=138

# send ring size, default is 32, max is 2048

# if udp pktlen exceeds 45952(32 * 1436)B, send_ring_size must be at least 64.

send_ring_size = 32

#recv ring size, default is 128, max is 2048

recv_ring_size = 128

#protocol stack thread per loop params

#read data form protocol stack into recv_ring

read_connect_number = 4

#process rpc msg number

rpc_number = 4

#read nic pkts number

nic_read_number = 128

nic_rxqueue_size = 4096

nic_txqueue_size = 2048

#each cpu core start a protocol stack thread.

num_cpus="1"

#app worker thread bind to numa in epoll/poll.

app_bind_numa=1

#app main thread affinity set by dpdk.

main_thread_affinity=0

host_addr="124.88.21.137"

mask_addr="255.255.0.0"

gateway_addr="124.88.0.1"

devices="52:54:00:ad:6d:56"

#0: use rss rule

#1: use tcp tuple rule to specify packet to nic queue

tuple_filter=0

#tuple_filter=1, below cfg valid

num_process=1

process_numa="0,1"

process_idx=0

#tuple_filer=0, below cfg valid

listen_shadow=1

#vlan mode; only support -1~4094, -1 is disabled

nic_vlan_mode=-1

#bond mode; only support bond 4 or 6 mode ,-1 is disabled

bond_mode=-1

#bond slave mac, separated by ; , only support 2 slave mac

#bond_slave_mac="aa:bb:cc:dd:ee:ff;gg:hh:ii:jj:kk:ll"

#maximum number of rpc memory pools

rpc_msg_max=4096

udp_enable=0

nonblock_mode=0

```

**【实际结果】**，请描述出问题的结果和影响

问题一：

在客户端使用pkill -15 netperf 后，服务端连接不断开

问题二：

打流过程中ctrl+c关闭服务端，客户端coredump

**【期望结果】**，请描述出期望的结果和影响

和刚启动的时候保持一致不应该变大