我们希望App一直处于启动状态，所以定时在检查App的运行状态tidevice ps。
每天都会出现批量报错。报错信息统计看基本每个设备每天都会出现2次报错。
怀疑过是设备连接过多造成的，之前链接18台设备，后来改到7台设备。但是还是会出现。
报错信息1
运行中app,指令执行出现异常内容：Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.8/bin/tidevice", line 8, in sys.exit(main()) File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/main.py", line 742, in main actions args.subparser File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/main.py", line 452, in cmd_ps ps = list(d.instruments.app_process_list(app_infos)) File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/_instruments.py", line 708, in app_process_list processes = self.app_running_processes() File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/_instruments.py", line 681, in app_running_processes retobj = self.call_message(identifier, "runningProcesses") File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/_instruments.py", line 354, in call_message channel = self.make_channel(channel) File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/_instruments.py", line 315, in make_channel result = self.call_message(0, '_requestChannelWithCode:identifier:', aux) File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/_instruments.py", line 356, in call_message _id = self.send_dtx_message(channel, File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/_safe_socket.py", line 66, in sendall return self._sock.sendall(data) File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/tidevice/_safe_socket.py", line 1173, in send return self._sslobj.write(data)ssl.SSLZeroReturnError: TLS/SSL connection has been closed (EOF) (_ssl.c:2485)报错信息2
运行中app,指令执行出现异常内容：[E 221206 14:44:41 _instruments:594] drain error Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.8/lib