+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-05 10:43:37.789 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-05 10:43:38.020 1 INFO cinder.rpc [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-05 10:43:38.024 1 INFO cinder.rpc [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-05 10:43:38.027 1 INFO cinder.rpc [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-05 10:43:38.030 1 INFO cinder.rpc [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-05 10:43:38.033 1 INFO cinder.rpc [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-05 10:43:38.037 1 INFO cinder.rpc [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-05 10:43:38.096 1 WARNING oslo_config.cfg [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] 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.
2026-05-05 10:43:38.097 1 WARNING oslo_config.cfg [None req-a6359d6e-c914-4445-8c09-dc9edeeb9746 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-05 10:43:38.110 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-05 10:43:38.129 1 INFO cinder.backup.manager [None req-39300d66-09e5-4a41-a922-02f7450aebf3 - - - - - -] Cleaning up incomplete backup operations.
2026-05-05 10:43:38.260 1 INFO cinder.keymgr.migration [None req-24c13082-91d7-4bdf-ade7-a3b6be3734a2 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.