I'm building a Django server for data collection. However, the program seems not capable when the sensing network expands. As time goes on, the program doesn't even enter the code piece and report broken pipe/connection reset by peer/too many open files errors:
Exception happened during processing of request from ('172.58.139.243', 30713)Traceback (most recent call last): File "/usr/lib/python2.7/SocketServer.py", line 593, in process_request_thread File "/usr/lib/python2.7/SocketServer.py", line 334, in finish_request File "/usr/lib/python2.7/dist-packages/django/core/servers/basehttp.py", line 126, in __init__ File "/usr/lib/python2.7/SocketServer.py", line 651, in __init__ File "/usr/lib/python2.7/SocketServer.py", line 710, in finish File "/usr/lib/python2.7/socket.py", line 279, in close File "/usr/lib/python2.7/socket.py", line 303, in flush error: [Errno 32] Broken pipe [08/Dec/2016 17:46:47] "POST /Update_Data/ HTTP/1.1" 500 39484Traceback (most recent call last): File "/usr/lib/python2.7/wsgiref/handlers.py", line 86, in run File "/usr/lib/python2.7/wsgiref/handlers.py", line 128, in finish_response File "/usr/lib/python2.7/wsgiref/handlers.py", line 217, in write File "/usr/lib/python2.7/socket.py", line 324, in write File "/usr/lib/python2.7/socket.py", line 303, in flush error: [Errno 104] Connection reset by peer File "/usr/lib/python2.7/random.py", line 810, in randomOSError: [Errno 24] Too many open files I checked the open files and it seems like the socket files are never closed. The list is full of items like the followings: python 30404 30522 ubuntu 732u IPv4 2437194784 0t0 TCP 192.168.100.2:9003->172.58.137.113:18538 (ESTABLISHED) python 30404 30522 ubuntu 733u IPv4 2437194788 0t0 TCP 192.168.100.2:9003->172.58.137.113:55661 (ESTABLISHED) python 30404 30522 ubuntu 734u IPv4 2437194792 0t0 TCP 192.168.100.2:9003->172.58.137.113:42461 (ESTABLISHED) python 30404 30522 ubuntu 735u IPv4 2437194793 0t0 TCP 192.168.100.2:9003->172.58.137.113:40438 (ESTABLISHED) python 30404 30522 ubuntu 736u IPv4 2437194797 0t0 TCP 192.168.100.2:9003->172.58.137.113:52998 (ESTABLISHED) Any ideas? Let me know if you need any further information. -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-users+unsubscr...@googlegroups.com. To post to this group, send email to django-users@googlegroups.com. Visit this group at https://groups.google.com/group/django-users. To view this discussion on the web visit https://groups.google.com/d/msgid/django-users/58e4d24e-ca9b-41da-8df7-3e195630b05a%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.