ci: annotate ephemeral Calvin deadlines

Author: farhan-syah

nodedb/src/control/cluster/calvin/scheduler/driver/core/request.rs

@@ -31,6 +31,7 @@ impl Scheduler {
             database_id: DatabaseId::DEFAULT,
             vshard_id: VShardId::new(self.vshard_id),
             plan,
+            // no-determinism: scheduler deadline controls waiting, not ordered state.
             deadline: Instant::now()
                 + Duration::from_millis(
                     self.config.epoch_duration_ms * u64::from(self.config.txn_deadline_multiplier),

nodedb/src/data/executor/handlers/transaction/sub_plan.rs

@@ -75,6 +75,7 @@ impl CoreLoop {
             plan: PhysicalPlan::Meta(MetaOp::Cancel {
                 target_request_id: crate::types::RequestId::new(0),
             }),
+            // no-determinism: ephemeral deadline is not written to Calvin state.
             deadline: std::time::Instant::now() + std::time::Duration::from_secs(60),
             priority: crate::bridge::envelope::Priority::Normal,
             trace_id: TraceId::ZERO,

nodedb/src/data/executor/handlers/transaction/undo/fts_strict_tests.rs

@@ -86,6 +86,7 @@ fn dummy_task() -> ExecutionTask {
             system_time: nodedb_types::SystemTimeScope::Current,
             valid_at_ms: None,
         }),
+        // no-determinism: test-only deadline is not written to Calvin state.
         deadline: Instant::now() + Duration::from_secs(30),
         priority: Priority::Normal,
         trace_id: TraceId::ZERO,

nodedb/src/data/executor/handlers/transaction/undo/parity_tests.rs

@@ -224,6 +224,7 @@ fn dummy_task() -> ExecutionTask {
             system_time: nodedb_types::SystemTimeScope::Current,
             valid_at_ms: None,
         }),
+        // no-determinism: test-only deadline is not written to Calvin state.
         deadline: Instant::now() + Duration::from_secs(30),
         priority: Priority::Normal,
         trace_id: TraceId::ZERO,