public static OrchestratorContext createContextForMultiAppOp(Clock clock) {
        return new OrchestratorContext(null, clock, TimeBudget.fromNow(clock, DEFAULT_TIMEOUT_FOR_BATCH_OP),
                false, // probe
                true); // large locks
    }
Create an OrchestratorContext for operations on multiple applications.
orchestrator/src/main/java/com/yahoo/vespa/orchestrator/OrchestratorContext.java