客户端连接报错:获取资料库信息失败

装在linux虚拟机上,正常使用了一个星期后突然出现客户端连不上的情况,报错:获取资料库信息失败。昨天可能断过电,服务器重启过,但当时还能连接,第二天突然报这个错。
seahub_django_request.log里有一些错:
2017-09-03 00:50:10,477 [ERROR] django.request:256 handle_uncaught_exception Internal Server Error: /api2/account/info/
Traceback (most recent call last):
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/core/handlers/base.py”, line 132, in get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/views/decorators/csrf.py”, line 58, in wrapped_view
return view_func(*args, **kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/views/generic/base.py”, line 71, in view
return self.dispatch(request, *args, **kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/seahub/api2/base.py”, line 23, in dispatch
response = super(APIView, self).dispatch(*a, **kw)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 466, in dispatch
response = self.handle_exception(exc)
File “/home/haiwen/seafile-server-6.1.2/seahub/seahub/api2/base.py”, line 20, in handle_exception
return super(APIView, self).handle_exception(exc)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 454, in dispatch
self.initial(request, *args, **kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 378, in initial
self.check_throttles(request)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 340, in check_throttles
if not throttle.allow_request(request, self):
File “/home/haiwen/seafile-server-6.1.2/seahub/seahub/api2/throttling.py”, line 129, in allow_request
self.history = self.cache.get(self.key, [])
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/core/cache/backends/filebased.py”, line 41, in get
if not self._is_expired(f):
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/core/cache/backends/filebased.py”, line 138, in _is_expired
exp = pickle.load(f)
EOFError
2017-09-03 00:51:57,548 [ERROR] django.request:256 handle_uncaught_exception Internal Server Error: /api2/repos/
Traceback (most recent call last):
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/core/handlers/base.py”, line 132, in get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/views/decorators/csrf.py”, line 58, in wrapped_view
return view_func(*args, **kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/views/generic/base.py”, line 71, in view
return self.dispatch(request, *args, **kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/seahub/api2/base.py”, line 23, in dispatch
response = super(APIView, self).dispatch(*a, **kw)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 466, in dispatch
response = self.handle_exception(exc)
File “/home/haiwen/seafile-server-6.1.2/seahub/seahub/api2/base.py”, line 20, in handle_exception
return super(APIView, self).handle_exception(exc)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 454, in dispatch
self.initial(request, *args, **kwargs)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 378, in initial
self.check_throttles(request)
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/djangorestframework-3.3.2-py2.7.egg/rest_framework/views.py”, line 340, in check_throttles
if not throttle.allow_request(request, self):
File “/home/haiwen/seafile-server-6.1.2/seahub/seahub/api2/throttling.py”, line 129, in allow_request
self.history = self.cache.get(self.key, [])
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/core/cache/backends/filebased.py”, line 41, in get
if not self._is_expired(f):
File “/home/haiwen/seafile-server-6.1.2/seahub/thirdpart/Django-1.8.18-py2.7.egg/django/core/cache/backends/filebased.py”, line 138, in _is_expired
exp = pickle.load(f)
EOFError

不会是数据文件挂了吧?