+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-25 17:37:01.814 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-25 17:37:02.167 1 INFO cinder.rpc [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-25 17:37:02.170 1 INFO cinder.rpc [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-25 17:37:02.172 1 INFO cinder.rpc [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-25 17:37:02.174 1 INFO cinder.rpc [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-25 17:37:02.176 1 INFO cinder.rpc [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-25 17:37:02.179 1 INFO cinder.rpc [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-25 17:37:02.251 1 WARNING oslo_config.cfg [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] 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.
2026-07-25 17:37:02.253 1 WARNING oslo_config.cfg [None req-1b479e33-c0b9-46a6-9f97-64c420034739 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-25 17:37:02.263 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-07-25 17:37:02.304 1 INFO cinder.backup.manager [None req-bd52c3e8-89f3-4d48-9119-9ec69c13d938 - - - - - -] Cleaning up incomplete backup operations.
2026-07-25 17:37:02.388 1 INFO cinder.keymgr.migration [None req-01422185-b8f2-42dc-a199-a0bac511d571 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.