+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-22 11:02:33.744 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-22 11:02:34.015 1 INFO cinder.rpc [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-22 11:02:34.017 1 INFO cinder.rpc [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-22 11:02:34.019 1 INFO cinder.rpc [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-22 11:02:34.021 1 INFO cinder.rpc [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-22 11:02:34.023 1 INFO cinder.rpc [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-22 11:02:34.026 1 INFO cinder.rpc [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-22 11:02:34.088 1 WARNING oslo_config.cfg [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] 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.
2026-08-22 11:02:34.089 1 WARNING oslo_config.cfg [None req-170f689e-ed56-48b2-8151-473a82ef0e93 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-22 11:02:34.098 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-08-22 11:02:34.123 1 INFO cinder.backup.manager [None req-f1a16dd0-e036-4122-aa41-b7a51fe72787 - - - - - -] Cleaning up incomplete backup operations.
2026-08-22 11:02:34.172 1 INFO cinder.keymgr.migration [None req-05249522-2212-4083-b9fe-e48d34311a2c - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.