+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-15 11:58:51.946 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-15 11:58:52.206 1 INFO cinder.rpc [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-15 11:58:52.208 1 INFO cinder.rpc [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-15 11:58:52.211 1 INFO cinder.rpc [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-15 11:58:52.213 1 INFO cinder.rpc [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-15 11:58:52.215 1 INFO cinder.rpc [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-15 11:58:52.217 1 INFO cinder.rpc [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-15 11:58:52.277 1 WARNING oslo_config.cfg [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] 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.
2026-09-15 11:58:52.277 1 WARNING oslo_config.cfg [None req-2fc81b9e-290e-4f55-9af3-8bcb18be483b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-15 11:58:52.285 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-15 11:58:52.309 1 INFO cinder.backup.manager [None req-c80f2fa4-fe3e-434e-a8a8-61f6d4d93940 - - - - - -] Cleaning up incomplete backup operations.
2026-09-15 11:58:52.353 1 INFO cinder.keymgr.migration [None req-cca59813-af3e-42cc-b0a4-35e7d4383d39 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.