+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-20 01:52:52.450 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-20 01:52:52.735 1 INFO cinder.rpc [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-20 01:52:52.738 1 INFO cinder.rpc [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-20 01:52:52.740 1 INFO cinder.rpc [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-20 01:52:52.742 1 INFO cinder.rpc [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-20 01:52:52.744 1 INFO cinder.rpc [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-20 01:52:52.747 1 INFO cinder.rpc [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-20 01:52:52.811 1 WARNING oslo_config.cfg [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] 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.
2026-06-20 01:52:52.812 1 WARNING oslo_config.cfg [None req-40f9e021-56eb-46e4-b899-c5e0ac53cda2 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-20 01:52:52.823 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-06-20 01:52:52.849 1 INFO cinder.backup.manager [None req-4f13ef23-97ec-4769-9a19-3d57828e261b - - - - - -] Cleaning up incomplete backup operations.
2026-06-20 01:52:52.907 1 INFO cinder.keymgr.migration [None req-130e5f4f-07dc-49d8-804a-073bd0f4db38 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.