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OVM:Not able to Discover the Server to OVM Manager with error "Too many values to unpack". (Doc ID 2615320.1)

Last updated on DECEMBER 10, 2019

Applies to:

Oracle VM - Version 3.4.2 and later
Information in this document applies to any platform.

Symptoms

Not able to discover the server to the manager and the job fails with below errors:

ovs-agent.log error:

[2019-11-19 12:37:32 26590] DEBUG (service:75) call start: storage_plugin_listFileSystems('oracle.ocfs2.OCFS2.OCFS2Plugin', {'status': '', 'admin_user': '', 'admin_host': '', 'uuid': '0004fb0000090000a355d5795d82a133', 'total_sz': 0, 'admin_passwd': '******', 'free_sz': 0, 'name': '0004fb0000090000a355d5795d82a133', 'access_host': '', 'storage_type': 'FileSys', 'alloc_sz': 0, 'access_grps': [], 'used_sz': 0, 'storage_desc': ''}, True)
[2019-11-19 12:37:32 26590] INFO (storageplugin:109) storage_plugin_listFileSystems(oracle.ocfs2.OCFS2.OCFS2Plugin)
[2019-11-19 12:37:32 26590] INFO (storageplugin:125) Exception: too many values to unpack
[2019-11-19 12:37:32 26590] ERROR (service:97) catch_error: too many values to unpack
Traceback (most recent call last):
File "/usr/lib64/python2.6/site-packages/agent/lib/service.py", line 95, in wrapper
return func(*args)
File "/usr/lib64/python2.6/site-packages/agent/api/storageplugin.py", line 316, in storage_plugin_listFileSystems
return storage_plugin(impl_name, *params)
File "/usr/lib64/python2.6/site-packages/agent/api/storageplugin.py", line 120, in storage_plugin
result = plugin_method(*params)
File "/opt/storage-connect/plugins/oracle/ocfs2/OCFS2.py", line 148, in listFileSystems
devices = _getOCFS2Devices()
File "/opt/storage-connect/plugins/oracle/ocfs2/OCFS2.py", line 1072, in _getOCFS2Devices
dev_names = getActiveDevMapper()
File "/opt/storage-connect/OSCPluginUtils.py", line 996, in getActiveDevMapper
key, value = line.split()
ValueError: too many values to unpack

Adminserver.log:
 

OVMAPI_B000E Storage plugin command [storage_plugin_listFileSystems] failed for storage server [0004fb0000090000fb2db5a635590cd6] failed with [com.oracle.ovm.mgr.api.exception.FailedOperationException: OVMAPI_4010E Attempt to send command: storage_plugin_listFileSystems to server: *********** failed. OVMAPI_4004E Sync command failed on server: 10.x.x.x. Command: storage_plugin_listFileSystems, Server error: <type 'exceptions.ValueError'>:too many values to unpack [Tue Nov 19 10:23:05 GMT 2019]] OVMAPI_4010E Attempt to send command: storage_plugin_listFileSystems to server: ************** failed. OVMAPI_4004E Sync command failed on server: 10.x.x.x. Command: storage_plugin_listFileSystems, Server error: org.apache.xmlrpc.XmlRpcException: <type 'exceptions.ValueError'>:too many values to unpack

Changes

 Regenerate or Reinstall OVM manager with same UUID

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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