+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-22 04:16:06.281 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-22 04:16:06.494 1 INFO cinder.rpc [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-22 04:16:06.496 1 INFO cinder.rpc [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-22 04:16:06.499 1 INFO cinder.rpc [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-22 04:16:06.501 1 INFO cinder.rpc [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-22 04:16:06.504 1 INFO cinder.rpc [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-22 04:16:06.506 1 INFO cinder.rpc [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-22 04:16:06.557 1 WARNING oslo_config.cfg [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] 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.
2026-09-22 04:16:06.558 1 WARNING oslo_config.cfg [None req-ec15d0b9-6fee-428d-92a1-146af0ba4f89 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-22 04:16:06.567 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.0)
2026-09-22 04:16:06.583 1 INFO cinder.backup.manager [None req-9723cef5-6736-4715-85bc-2b698b263db9 - - - - - -] Cleaning up incomplete backup operations.
2026-09-22 04:16:06.750 1 INFO cinder.keymgr.migration [None req-b6ccecb7-fc11-4687-a6e6-28fc68fd6d53 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.