mqtt数据发送过于频繁导致系统重启

发布于 2023-01-11 14:35:20 浏览：1047 订阅该版

[tocm]

1.接收传感器数据并通过MQTT发送，发送间隔为50ms，会出现系统重启现象如下,发送字节长度为160;
  如果把发送间隔改为300ms以上就正常;
2.怎么解决这个问题,各位大神;多谢了;
3.现象
```
[E/at.skt.ec200x] ec800x device socket(0) wait event timeout.
[D/mqtt] MQTTSerialize_publish sendPacket rc: -1
[D/pahomqtt] inter mqtt_offline_callback!
[D/mqtt] restart!
[D/pahomqtt] inter mqtt_connect_callback!
[D/mqtt] ipv4 address port: 1883
[D/mqtt] HOST = '59.110.11.225'
[I/mqtt] MQTT server connect success.
[I/mqtt] Subscribe #0 Reader/34001B001750524154363820/# OK!
[D/pahomqtt] inter mqtt_online_callback!
psr: 0x61010000
r00: 0xfffffff8
r01: 0x593a07c0
r02: 0x00000000
r03: 0x593a07c0
r04: 0x00000000
r05: 0x0000006c
r06: 0x0000756e
r07: 0x2000f670
r08: 0xdeadbeef
r09: 0xdeadbeef
r10: 0xdeadbeef
r11: 0xdeadbeef
r12: 0xffffffff
 lr: 0x0802c473
 pc: 0x080007a4
hard fault on thread: mqtt0

thread   pri  status      sp     stack size max used left tick  error
-------- ---  ------- ---------- ----------  ------  ---------- ---
radio      6  suspend 0x00000298 0x00000800    52%   0x00000002 000
pub        7  suspend 0x00000184 0x00001000    17%   0x00000008 000
mqtt0     10  running 0x000002d8 0x00002000    14%   0x00000001 000
wiz        5  suspend 0x000000b0 0x00000400    32%   0x0000000d 000
wiz_stat  28  suspend 0x000000b8 0x00000800    21%   0x00000008 000
at_clnt    9  suspend 0x00000100 0x00000600    16%   0x00000004 000
ec800x    30  suspend 0x0000013c 0x00000600    66%   0x00000011 000
at_clnt    9  suspend 0x00000100 0x00000600    70%   0x00000004 000
tshell    20  suspend 0x00000188 0x00001000    09%   0x00000009 000
mmcsd_de  22  suspend 0x000000b4 0x00000400    62%   0x0000000a 000
sys_work  23  suspend 0x00000110 0x00000800    70%   0x00000009 000
tidle0    31  ready   0x00000074 0x00000100    76%   0x00000007 000
timer      4  suspend 0x000000ac 0x00000200    33%   0x00000009 000
main      10  suspend 0x00000144 0x00000800    63%   0x0000000d 000
FPU active!
bus fault:
SCB_CFSR_BFSR:0x82 PRECISERR SCB->BFAR:593A07C0
```