+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-16 07:28:05.027 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-16 07:28:05.262 1 INFO cinder.rpc [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-16 07:28:05.265 1 INFO cinder.rpc [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-16 07:28:05.268 1 INFO cinder.rpc [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-16 07:28:05.273 1 INFO cinder.rpc [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-16 07:28:05.277 1 INFO cinder.rpc [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-16 07:28:05.281 1 INFO cinder.rpc [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-16 07:28:05.344 1 WARNING oslo_config.cfg [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] 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.
2026-07-16 07:28:05.345 1 WARNING oslo_config.cfg [None req-c63d0327-b1e4-42e4-abef-b51bf1210e77 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-16 07:28:05.358 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-16 07:28:05.375 1 INFO cinder.backup.manager [None req-37eb3b8d-8940-4bf8-b02d-ce8584023912 - - - - - -] Cleaning up incomplete backup operations.
2026-07-16 07:28:05.502 1 INFO cinder.keymgr.migration [None req-c62133a9-ddc9-47e0-99a5-5c84a0ba6e17 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.