卡桑德拉 2.1.15.1403 | DSE 4.8.9
Cassandra 驱动程序测试:2.1.2 和 3.1.7
我们正在使用 python 脚本来迁移我们其中一个表中的一些数据。完成此操作后,我们将使用以下方法关闭连接:
if (None != self.session):
self.session.shutdown()
if (None != self.cluster):
self.cluster.shutdown()
我们在集群关闭时得到以下异常:
DEBUG: Closed socket to 127.0.0.1
DEBUG: Asyncore event loop stopped unexepectedly
Traceback (most recent call last):
File "/usr/local/lib/python2.7/site-packages/cassandra/io/asyncorereactor.py", line 91, in _run_loop
asyncore.loop(timeout=0.001, use_poll=True, count=1000)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/asyncore.py", line 220, in loop
poll_fun(timeout, map)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/asyncore.py", line 145, in poll
r, w, e = select.select(r, w, e, timeout)
error: (9, 'Bad file descriptor')
DEBUG: Asyncore event loop ended
如果我们删除 session.shutdown 它工作正常。有人对此有任何想法吗?