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IM Gateway closes the connections prematurely (during TLS negotiation). Similar errors can be observed in the cinder logs: 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager [req-cdb7ea5a-f422-48f9-bf12-9bd351f519f4 - - - - -] Failed to initialize driver.: requests.exceptions.ConnectionError: ('Connection aborted.', RemoteDisconnected('Remote end closed connection without response',)) 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager Traceback (most recent call last): 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager File "/usr/lib/python3.6/site-packages/urllib3/connectionpool.py", line 672, in urlopen 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager chunked=chunked, 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager File "/usr/lib/python3.6/site-packages/urllib3/connectionpool.py", line 421, in _make_request 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager six.raise_from(e, None) 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager File "", line 3, in raise_from 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager File "/usr/lib/python3.6/site-packages/urllib3/connectionpool.py", line 416, in _make_request 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager httplib_response = conn.getresponse() 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager File "/usr/lib64/python3.6/http/client.py", line 1354, in getresponse 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager response.begin() 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager File "/usr/lib64/python3.6/http/client.py", line 307, in begin 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager version, status, reason = self._read_status() 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager File "/usr/lib64/python3.6/http/client.py", line 276, in _read_status 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager raise RemoteDisconnected("Remote end closed connection without" 2020-03-25 20:11:43.569 34 ERROR cinder.volume.manager http.client.RemoteDisconnected: Remote end closed connection without response Impact Unable to manage the VxFlex OS environment.
The incorrect Java version is installed on the IM Gateway server. In this case, OpenJDK was used, while PowerFlex OS 3.0.x supports only Oracle Java.
Install supported Oracle Java version. See PowerFlex Deployment Guide for supported versions. Impacted Versions PowerFlex OS 3.x - before PowerFlex 3.5 Fixed In Version Not a PowerFlex, rather a compatibility issue Starting with PowerFlex 3.5 OpenJDK is now supported.
Click on a version to see all relevant bugs
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