httpd服务器报“httpd_txrx：httpd_sock_err：发送错误：”是怎么回事？

我们有一个使用 ESP32 S2 芯片和 IDF 5.0 的定制板。

我们的应用程序通过串行端口收集数据并将这些数据写入 SD 卡。工作正常。

在 httpd 服务器上，我们有一个端点每 5 到 10 秒重复读取此数据文件。

一段时间后我们看到以下日志输出

代码： 全选
[1B][0;32mI (09:54:58.875) SDcard: final Path: /sdcard/ac000000258[1B][0m
[1B][0;32mI (09:54:58.875) SDcard: len: 19 sizeOfPathBuffer - len:108[1B][0m
[1B][0;33mW (09:55:04.515) httpd_txrx: httpd_sock_err: error in send : 11[1B][0m
[1B][0;33mW (09:55:10.515) httpd_txrx: httpd_sock_err: error in send : 11[1B][0m
[1B][0;33mW (09:55:16.515) httpd_txrx: httpd_sock_err: error in send : 11[1B][0m
I (727312) wifi:bcn_ timout,ap_probe_send_start
I (729812) wifi:ap_probe_send over, resett wifi status to disassoc
I (729812) wifi:state: run -> init (c800)
I (729812) wifi:pm stop, total sleep time: 1888163 us / 27081589 us

W (729822) wifi: idx
I (729822) wifi:new:<1,0>, old:<1,0>, ap:<255,255>, sta:<1,0>, prof:1
[1B][0;32mI (09:55:21.256) maxill_wifi_connect: Wi-Fi disconnected, trying to reconnect...[1B][0m
[1B][0;32mI (09:55:21.263) httpd_server: disconnect event occured, restarting webserver[1B][0m
[1B][0;32mI (09:55:21.365) httpd_server: Starting server on port: '80'[1B][0m
[1B][0;32mI (09:55:21.367) httpd_server: Registering URI handlers[1B][0m
[1B][0;32mI (09:55:21.368) httpd_server: HTTP server started[1B][0m
I (732252) wifi:new:<1,0>, old:<1,0>, ap:<255,255>, sta:<1,0>, prof:1
I (732252) wifi:state: init -> auth (b0)
I (732262) wifi:state: auth -> assoc (0)
I (732282) wifi:state: assoc -> run (10)
I (732452) wifi:connected with TP-Link_312D, aid = 3, channel 1, BW20, bssid = 90:9a:4a:3a:31:2d
I (732452) wifi:security: WPA2-PSK, phy: bgn, rssi: -57
I (732462) wifi:pm start, type: 1

I (732492) wifi:AP's beacon interval = 102400 us, DTIM period = 1
W (732502) wifi: idx:0 (ifx:0, 90:9a:4a:3a:31:2d), tid:0, ssn:3, winSize:64
[1B][0;32mI (09:55:25.296) esp_netif_handlers: maxill_netif_sta ip: 192.168.1.100, mask: 255.255.255.0, gw: 192.168.1.1[1B][0m
[1B][0;32mI (09:55:25.298) maxill_wifi_connect: Got IPv4 event: Interface "maxill_netif_sta" address: 192.168.1.100[1B][0m

有没有人以前见过这种情况并能给出任何提示？

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