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with a shard DB get reassigned, so one primary has no DB.\n * Proxy makes a listing, gets a 404, tries another node. Likely, one of\n   the other shard replicas responds. Things are fine.\n * Update comes in. Since we use the auto_create_account_prefix\n   namespace for shards, container DB gets created and we write the row.\n * Proxy makes another listing. There\u0027s a one-in-three chance that we\n   claim there\u0027s only one object in that whole range.\n\nNote that unsharded databases would respond to the update with a 404 and\nwait for one of the other primaries (or the old primary that\u0027s now a\nhand-off) to rsync a whole DB over, keeping us in the happy state.\n\nNow, if the account is in the shards namespace, 404 the object update if\nwe have no DB. Wait for replication like in the unsharded case.\n\nContinue to be willing to create the DB when the sharder is seeding all\nthe CREATED databases before it starts cleaving, though.\n\nCloses-Bug: #1881210\nCherry-Picked-From: I15052f3f17999e6f432951ba7c0731dcdc9475bb\nChange-Id: I17a495b76a6e4072cfc47501e0f892fcf6c56173\n","web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/swift/commit/8588296dcfbbb52ae007e2a299e042e09c1fef4e"}],"resolve_conflicts_web_links":[{"name":"gitea","tooltip":"Open in GitWeb","url":"https://opendev.org/openstack/swift/commit/8588296dcfbbb52ae007e2a299e042e09c1fef4e"}]},"branch":"refs/heads/stable/ussuri"}},"requirements":[],"submit_records":[{"status":"CLOSED","labels":[{"label":"Verified","status":"OK","applied_by":{"_account_id":22348,"name":"Zuul","username":"zuul","tags":["SERVICE_USER"]}},{"label":"Code-Review","status":"OK","applied_by":{"_account_id":15343,"name":"Tim Burke","email":"tburke@nvidia.com","username":"tburke"}},{"label":"Workflow","status":"OK","applied_by":{"_account_id":15343,"name":"Tim Burke","email":"tburke@nvidia.com","username":"tburke"}}]}],"submit_requirements":[{"name":"Verified","status":"SATISFIED","is_legacy":true,"submittability_expression_result":{"expression":"label:Verified\u003dCustom-Rule","fulfilled":true,"status":"PASS","passing_atoms":["label:Verified\u003dCustom-Rule"],"failing_atoms":[],"atom_explanations":{}}},{"name":"Workflow","status":"SATISFIED","is_legacy":true,"submittability_expression_result":{"expression":"label:Workflow\u003dCustom-Rule","fulfilled":true,"status":"PASS","passing_atoms":["label:Workflow\u003dCustom-Rule"],"failing_atoms":[],"atom_explanations":{}}},{"name":"Code-Review","status":"SATISFIED","is_legacy":true,"submittability_expression_result":{"expression":"label:Code-Review\u003dCustom-Rule","fulfilled":true,"status":"PASS","passing_atoms":["label:Code-Review\u003dCustom-Rule"],"failing_atoms":[],"atom_explanations":{}}}]}