concurrencyBudgetSeconds

Wall-clock budget, in seconds, for tests that race several simulated instances through the LWT/DDL bootstrap paths. 30 s against the Docker container. 180 s against the cloud, where each DDL statement takes 1-5 s (schema agreement over a ~245 ms WAN; measured 2026-10-25 on ScyllaDB Cloud) and simultaneous claims contend in Paxos.