+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-19 02:27:23.468 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-19 02:27:23.789 1 INFO cinder.rpc [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-19 02:27:23.791 1 INFO cinder.rpc [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-19 02:27:23.793 1 INFO cinder.rpc [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-19 02:27:23.795 1 INFO cinder.rpc [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-19 02:27:23.798 1 INFO cinder.rpc [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-19 02:27:23.800 1 INFO cinder.rpc [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-19 02:27:23.897 1 WARNING oslo_config.cfg [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] 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.
2026-09-19 02:27:23.898 1 WARNING oslo_config.cfg [None req-45711605-1ab5-416c-a6c7-a6f2bbc6e88a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-19 02:27:23.910 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-19 02:27:23.938 1 INFO cinder.backup.manager [None req-a8b479b6-2ac0-433c-8604-bc9f9e7667be - - - - - -] Cleaning up incomplete backup operations.
2026-09-19 02:27:24.012 1 INFO cinder.keymgr.migration [None req-c39f07ce-8d8f-4616-82ed-b6626a23804b - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.