+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-14 07:29:06.912 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-14 07:29:07.180 1 INFO cinder.rpc [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-14 07:29:07.183 1 INFO cinder.rpc [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-14 07:29:07.187 1 INFO cinder.rpc [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-14 07:29:07.193 1 INFO cinder.rpc [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-14 07:29:07.198 1 INFO cinder.rpc [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-14 07:29:07.201 1 INFO cinder.rpc [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-14 07:29:07.261 1 WARNING oslo_config.cfg [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] 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.
2026-08-14 07:29:07.262 1 WARNING oslo_config.cfg [None req-fa233e2c-5517-43f5-9b25-c5e88af3fd29 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-14 07:29:07.276 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-08-14 07:29:07.298 1 INFO cinder.backup.manager [None req-a7d8ae40-d1d1-43b7-97ce-f566a767f354 - - - - - -] Cleaning up incomplete backup operations.
2026-08-14 07:29:07.443 1 INFO cinder.keymgr.migration [None req-898a7ddd-3202-4066-b014-18382fa2c70f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.