+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-11 16:04:54.441 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-11 16:04:54.725 1 INFO cinder.rpc [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-11 16:04:54.728 1 INFO cinder.rpc [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-11 16:04:54.730 1 INFO cinder.rpc [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-11 16:04:54.731 1 INFO cinder.rpc [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-11 16:04:54.734 1 INFO cinder.rpc [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-11 16:04:54.737 1 INFO cinder.rpc [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-11 16:04:54.809 1 WARNING oslo_config.cfg [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-08-11 16:04:54.811 1 WARNING oslo_config.cfg [None req-184ea834-84e7-480a-a3e4-d8225f6e574e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-11 16:04:54.822 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-11 16:04:54.850 1 INFO cinder.backup.manager [None req-3417353a-49dc-47b5-9709-ef758b201675 - - - - - -] Cleaning up incomplete backup operations.
2026-08-11 16:04:54.905 1 INFO cinder.keymgr.migration [None req-81db4050-a10b-4941-8b11-6e0cd7b357dc - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.