Dear,
I assign the flow rules in each OF Switch to send packet-in message to RYU
controller in order to update flow rules dynamically. I think the problem
is RYU controller receive the a lot of packet-in message from OF Switch.
Best Regards,
Soe Ye Htet
On Wed, Sep 5, 2018 at 4:08 PM IWAMOTO Toshihiro <iwam...@valinux.co.jp>
wrote:
> On Tue, 04 Sep 2018 22:58:53 +0900,
> Soe Ye Htet wrote:
> >
> > [1 <multipart/alternative (7bit)>]
> > [1.1 <text/plain; UTF-8 (7bit)>]
> > Dear RYU Team,
> >
> > I have faced the memory error in running RYU application. I try to fix
> this
> > but it was not successful. My error statement as per attached log.
>
> MemoryError means the system is out of memory.
>
>
> https://docs.python.org/3/library/exceptions.html?highlight=memoryerror#MemoryError
>
> Did you do something that eats up a lot of memory?
>
>
> > gateway1@gateway1:~/Desktop/ryu-master(Edited)/ryu/app$ ryu-manager
> > finalrerouting.py
> > loading app finalrerouting.py
> > loading app ryu.topology.switches
> > loading app ryu.controller.ofp_handler
> > instantiating app finalrerouting.py of node_failure
> > instantiating app ryu.topology.switches of Switches
> > instantiating app ryu.controller.ofp_handler of OFPHandler
> > Switch_ID 1152921504606846979 (IP address ('10.0.0.3', 54266)) is
> connected
> > Current_Connected_Switch {1152921504606846979L: ('10.0.0.3', 54266)}
> > Switch_ID 1152921504606846980 (IP address ('10.0.0.4', 39202)) is
> connected
> > Current_Connected_Switch {1152921504606846979L: ('10.0.0.3', 54266),
> > 1152921504606846980L: ('10.0.0.4', 39202)}
> > Switch_ID 1152921504606846981 (IP address ('10.0.0.5', 35620)) is
> connected
> > Current_Connected_Switch {1152921504606846979L: ('10.0.0.3', 54266),
> > 1152921504606846980L: ('10.0.0.4', 39202), 1152921504606846981L:
> > ('10.0.0.5', 35620)}
> > Switch_ID 1152921504606846985 (IP address ('10.0.0.9', 34164)) is
> connected
> > Current_Connected_Switch {1152921504606846985L: ('10.0.0.9', 34164),
> > 1152921504606846979L: ('10.0.0.3', 54266), 1152921504606846980L:
> > ('10.0.0.4', 39202), 1152921504606846981L: ('10.0.0.5', 35620)}
> > Switch_ID 1152921504606846978 (IP address ('10.0.0.2', 33202)) is
> connected
> > Current_Connected_Switch {1152921504606846985L: ('10.0.0.9', 34164),
> > 1152921504606846978L: ('10.0.0.2', 33202), 1152921504606846979L:
> > ('10.0.0.3', 54266), 1152921504606846980L: ('10.0.0.4', 39202),
> > 1152921504606846981L: ('10.0.0.5', 35620)}
> > Switch_ID 255421810004811 (IP address ('10.0.0.8', 59836)) is connected
> > Current_Connected_Switch {1152921504606846978L: ('10.0.0.2', 33202),
> > 1152921504606846979L: ('10.0.0.3', 54266), 1152921504606846980L:
> > ('10.0.0.4', 39202), 1152921504606846981L: ('10.0.0.5', 35620),
> > 1152921504606846985L: ('10.0.0.9', 34164), 255421810004811L: ('10.0.0.8',
> > 59836)}
> > Switch_ID 1152921504606846982 (IP address ('10.0.0.6', 52652)) is
> connected
> > Current_Connected_Switch {1152921504606846978L: ('10.0.0.2', 33202),
> > 1152921504606846979L: ('10.0.0.3', 54266), 1152921504606846980L:
> > ('10.0.0.4', 39202), 1152921504606846981L: ('10.0.0.5', 35620),
> > 1152921504606846982L: ('10.0.0.6', 52652), 1152921504606846985L:
> > ('10.0.0.9', 34164), 255421810004811L: ('10.0.0.8', 59836)}
> > Switch_ID 1152921504606846977 (IP address ('10.0.0.1', 35032)) is
> connected
> > Current_Connected_Switch {1152921504606846977L: ('10.0.0.1', 35032),
> > 1152921504606846978L: ('10.0.0.2', 33202), 1152921504606846979L:
> > ('10.0.0.3', 54266), 1152921504606846980L: ('10.0.0.4', 39202),
> > 1152921504606846981L: ('10.0.0.5', 35620), 1152921504606846982L:
> > ('10.0.0.6', 52652), 1152921504606846985L: ('10.0.0.9', 34164),
> > 255421810004811L: ('10.0.0.8', 59836)}
> > Traceback (most recent call last):
> > File "/usr/lib/python2.7/logging/__init__.py", line 861, in emit
> > File "/usr/lib/python2.7/logging/__init__.py", line 734, in format
> > File "/usr/lib/python2.7/logging/__init__.py", line 481, in format
> > File "/usr/lib/python2.7/logging/__init__.py", line 439, in
> > formatException
> > File "/usr/lib/python2.7/traceback.py", line 125, in print_exception
> > File "/usr/lib/python2.7/traceback.py", line 67, in print_tb
> > File "/usr/lib/python2.7/traceback.py", line 13, in _print
> > MemoryError: out of memory
> > Logged from file app_manager.py, line 299
> > Error in the datapath 1000000000000002 from ('10.0.0.2', 33202)
> > Traceback (most recent call last):
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py",
> line
> > 457, in fire_timers
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/timer.py",
> > line 58, in __call__
> > cb(*args, **kw)
> > File
> "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/__init__.py",
> > line 154, in _timeout
> > current.throw(exc)
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py",
> > line 214, in main
> > result = function(*args, **kwargs)
> > File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line 69,
> in
> > _launch
> > File "/usr/lib/python2.7/traceback.py", line 242, in format_exc
> > return ''.join(format_exception(etype, value, tb, limit))
> > File "/usr/lib/python2.7/traceback.py", line 141, in format_exception
> > list = list + format_tb(tb, limit)
> > File "/usr/lib/python2.7/traceback.py", line 76, in format_tb
> > return format_list(extract_tb(tb, limit))
> > File "/usr/lib/python2.7/traceback.py", line 100, in extract_tb
> > linecache.checkcache(filename)
> > File "/usr/lib/python2.7/linecache.py", line 64, in checkcache
> > stat = os.stat(fullname)
> > MemoryError
> > Error in the datapath 1000000000000005 from ('10.0.0.5', 35620)
> > hub: uncaught exception: Traceback (most recent call last):
> > File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line 59,
> in
> > _launch
> > return func(*args, **kwargs)
> > File
> > "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py",
> line
> > 536, in datapath_connection_factory
> > File
> > "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py",
> line
> > 456, in serve
> > hub.kill(send_thr)
> > File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line 95,
> in
> > kill
> > thread.kill()
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py",
> > line 240, in kill
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py",
> > line 294, in kill
> > g.throw(*throw_args)
> > MemoryError
> >
> > Traceback (most recent call last):
> > File "/usr/local/bin/ryu-manager", line 9, in <module>
> > load_entry_point('ryu==4.26', 'console_scripts', 'ryu-manager')()
> > File "/usr/local/lib/python2.7/dist-packages/ryu/cmd/manager.py", line
> > 114, in main
> > app_mgr.close()
> > File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py",
> > line 549, in close
> > self.uninstantiate(app_name)
> > File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py",
> > line 533, in uninstantiate
> > app.stop()
> > File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py",
> > line 185, in stop
> > hub.joinall(self.threads)
> > File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line 102,
> > in joinall
> > t.wait()
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py",
> > line 175, in wait
> > return self._exit_event.wait()
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/event.py", line
> > 121, in wait
> > return hubs.get_hub().switch()
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py",
> line
> > 294, in switch
> > return self.greenlet.switch()
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py",
> line
> > 348, in run
> > self.wait(0)
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/poll.py",
> line
> > 85, in wait
> > presult = self.do_poll(seconds)
> > File "/usr/local/lib/python2.7/dist-packages/eventlet/hubs/epolls.py",
> > line 62, in do_poll
> > return self.poll.poll(seconds)
> > MemoryError
> >
> >
> > Best Regards,
> > Soe Ye Htet
> > [1.2 <text/html; UTF-8 (quoted-printable)>]
> > [2 <text/plain; us-ascii (7bit)>]
> >
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