+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-04 02:03:17.732 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-04 02:03:17.956 1 INFO cinder.rpc [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-04 02:03:17.959 1 INFO cinder.rpc [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-04 02:03:17.961 1 INFO cinder.rpc [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-04 02:03:17.964 1 INFO cinder.rpc [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-04 02:03:17.967 1 INFO cinder.rpc [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-04 02:03:17.971 1 INFO cinder.rpc [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-04 02:03:18.023 1 WARNING oslo_config.cfg [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] 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.
2026-05-04 02:03:18.024 1 WARNING oslo_config.cfg [None req-42eb1d38-c021-4c44-9e1f-7a13bb027f18 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-04 02:03:18.035 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-04 02:03:18.053 1 INFO cinder.backup.manager [None req-bfc904c3-69b8-41ba-b531-01d0a1998168 - - - - - -] Cleaning up incomplete backup operations.
2026-05-04 02:03:18.172 1 INFO cinder.keymgr.migration [None req-a91c1588-2bbe-4255-bf53-93d4866f3561 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.