trace(kqp): add tracing ro read actors (#841)

9 files changed, 141 insertions, 41 deletions

diff --git a/ydb/core/kqp/executer_actor/kqp_planner.cpp b/ydb/core/kqp/executer_actor/kqp_planner.cpp
index a3058abc1c..407974c586 100644
--- a/ydb/core/kqp/executer_actor/kqp_planner.cpp
+++ b/ydb/core/kqp/executer_actor/kqp_planner.cpp
@@ -349,7 +349,7 @@ void TKqpPlanner::ExecuteDataComputeTask(ui64 taskId, bool shareMailbox, bool op
     limits.MemoryQuotaManager = std::make_shared<NYql::NDq::TGuaranteeQuotaManager>(limit * 2, limit);
 
     auto computeActor = NKikimr::NKqp::CreateKqpComputeActor(ExecuterId, TxId, taskDesc, AsyncIoFactory,
-        AppData()->FunctionRegistry, settings, limits, NWilson::TTraceId(), TasksGraph.GetMeta().GetArenaIntrusivePtr());
+        AppData()->FunctionRegistry, settings, limits, ExecuterSpan.GetTraceId(), TasksGraph.GetMeta().GetArenaIntrusivePtr());
 
     if (optimizeProtoForLocalExecution) {
         TVector<google::protobuf::Message*>& taskSourceSettings = static_cast<TKqpComputeActor*>(computeActor)->MutableTaskSourceSettings();
diff --git a/ydb/core/kqp/runtime/kqp_read_actor.cpp b/ydb/core/kqp/runtime/kqp_read_actor.cpp
index 2d2eca1845..9d1815092f 100644
--- a/ydb/core/kqp/runtime/kqp_read_actor.cpp
+++ b/ydb/core/kqp/runtime/kqp_read_actor.cpp
@@ -17,6 +17,7 @@
 #include <library/cpp/threading/hot_swap/hot_swap.h>
 #include <ydb/library/actors/core/interconnect.h>
 #include <ydb/library/actors/core/actorsystem.h>
+#include <ydb/library/wilson_ids/wilson.h>
 
 #include <util/generic/intrlist.h>
 
@@ -399,6 +400,7 @@ public:
         , Counters(counters)
         , UseFollowers(false)
         , PipeCacheId(MainPipeCacheId)
+        , ReadActorSpan(TWilsonKqp::ReadActor,  NWilson::TTraceId(args.TraceId), "ReadActor")
     {
         Y_ABORT_UNLESS(Arena);
         Y_ABORT_UNLESS(settings->GetArena() == Arena->Get());
@@ -569,6 +571,9 @@ public:
         ResolveShards[ResolveShardId] = state;
         ResolveShardId += 1;
 
+        ReadActorStateSpan = NWilson::TSpan(TWilsonKqp::ReadActorShardsResolve, ReadActorSpan.GetTraceId(),
+            "WaitForShardsResolve", NWilson::EFlags::AUTO_END);
+
         Send(MakeSchemeCacheID(), new TEvTxProxySchemeCache::TEvInvalidateTable(TableId, {}));
         Send(MakeSchemeCacheID(), new TEvTxProxySchemeCache::TEvResolveKeySet(request));
     }
@@ -617,9 +622,13 @@ public:
                 }
             }
 
+            ReadActorStateSpan.EndError(error);
+
             return RuntimeError(error, statusCode);
         }
 
+        ReadActorStateSpan.EndOk();
+
         auto keyDesc = std::move(request->ResultSet[0].KeyDescription);
 
         if (keyDesc->GetPartitions().size() == 1) {
@@ -896,10 +905,8 @@ public:
         Counters->CreatedIterators->Inc();
         ReadIdByTabletId[state->TabletId].push_back(id);
 
-        NWilson::TTraceId traceId; // TODO: get traceId from kqp.        
-
         Send(PipeCacheId, new TEvPipeCache::TEvForward(ev.Release(), state->TabletId, true),
-            IEventHandle::FlagTrackDelivery, 0, std::move(traceId));
+            IEventHandle::FlagTrackDelivery, 0, ReadActorSpan.GetTraceId());
 
         if (!FirstShardStarted) {
             state->IsFirst = true;
@@ -1385,6 +1392,8 @@ public:
             }
         }
         TBase::PassAway();
+
+        ReadActorSpan.End();
     }
 
     void RuntimeError(const TString& message, NYql::NDqProto::StatusIds::StatusCode statusCode, const NYql::TIssues& subIssues = {}) {
@@ -1395,6 +1404,11 @@ public:
 
         NYql::TIssues issues;
         issues.AddIssue(std::move(issue));
+
+        if (ReadActorSpan) {
+            ReadActorSpan.EndError(issues.ToOneLineString());
+        }
+
         Send(ComputeActorId, new TEvAsyncInputError(InputIndex, std::move(issues), statusCode));
     }
 
@@ -1491,6 +1505,9 @@ private:
     size_t TotalRetries = 0;
 
     bool FirstShardStarted = false;
+
+    NWilson::TSpan ReadActorSpan;
+    NWilson::TSpan ReadActorStateSpan;
 };
 
 
diff --git a/ydb/core/kqp/runtime/kqp_stream_lookup_actor.cpp b/ydb/core/kqp/runtime/kqp_stream_lookup_actor.cpp
index 6834a048c4..b51d0d3b7f 100644
--- a/ydb/core/kqp/runtime/kqp_stream_lookup_actor.cpp
+++ b/ydb/core/kqp/runtime/kqp_stream_lookup_actor.cpp
@@ -1,19 +1,20 @@
 #include "kqp_stream_lookup_actor.h"
 
-#include <ydb/library/actors/core/actor_bootstrapped.h>
-
 #include <ydb/core/actorlib_impl/long_timer.h>
 #include <ydb/core/base/tablet_pipecache.h>
 #include <ydb/core/engine/minikql/minikql_engine_host.h>
 #include <ydb/core/kqp/common/kqp_resolve.h>
+#include <ydb/core/kqp/common/kqp_event_ids.h>
 #include <ydb/core/kqp/gateway/kqp_gateway.h>
+#include <ydb/core/kqp/runtime/kqp_scan_data.h>
+#include <ydb/core/kqp/runtime/kqp_stream_lookup_worker.h>
 #include <ydb/core/protos/kqp_stats.pb.h>
 #include <ydb/core/tx/scheme_cache/scheme_cache.h>
-#include <ydb/core/kqp/common/kqp_event_ids.h>
+
+#include <ydb/library/actors/core/actor_bootstrapped.h>
 #include <ydb/library/yql/public/issue/yql_issue_message.h>
-#include <ydb/core/kqp/runtime/kqp_scan_data.h>
-#include <ydb/core/kqp/runtime/kqp_stream_lookup_worker.h>
 #include <ydb/library/yql/dq/actors/compute/dq_compute_actor_impl.h>
+#include <ydb/library/wilson_ids/wilson.h>
 
 namespace NKikimr {
 namespace NKqp {
@@ -25,24 +26,22 @@ static constexpr ui64 MAX_SHARD_RETRIES = 10;
 
 class TKqpStreamLookupActor : public NActors::TActorBootstrapped<TKqpStreamLookupActor>, public NYql::NDq::IDqComputeActorAsyncInput {
 public:
-    TKqpStreamLookupActor(ui64 inputIndex, NYql::NDq::TCollectStatsLevel statsLevel, const NUdf::TUnboxedValue& input,
-        const NActors::TActorId& computeActorId, const NMiniKQL::TTypeEnvironment& typeEnv,
-        const NMiniKQL::THolderFactory& holderFactory, std::shared_ptr<NMiniKQL::TScopedAlloc>& alloc,
-        const NYql::NDqProto::TTaskInput& inputDesc, NKikimrKqp::TKqpStreamLookupSettings&& settings,
+    TKqpStreamLookupActor(NYql::NDq::IDqAsyncIoFactory::TInputTransformArguments&& args, NKikimrKqp::TKqpStreamLookupSettings&& settings,
         TIntrusivePtr<TKqpCounters> counters)
-        : LogPrefix(TStringBuilder() << "StreamLookupActor, inputIndex: " << inputIndex << ", CA Id " << computeActorId)
-        , InputIndex(inputIndex)
-        , Input(input)
-        , ComputeActorId(computeActorId)
-        , TypeEnv(typeEnv)
-        , Alloc(alloc)
+        : LogPrefix(TStringBuilder() << "StreamLookupActor, inputIndex: " << args.InputIndex << ", CA Id " << args.ComputeActorId)
+        , InputIndex(args.InputIndex)
+        , Input(args.TransformInput)
+        , ComputeActorId(args.ComputeActorId)
+        , TypeEnv(args.TypeEnv)
+        , Alloc(args.Alloc)
         , Snapshot(settings.GetSnapshot().GetStep(), settings.GetSnapshot().GetTxId())
         , LockTxId(settings.HasLockTxId() ? settings.GetLockTxId() : TMaybe<ui64>())
         , SchemeCacheRequestTimeout(SCHEME_CACHE_REQUEST_TIMEOUT)
-        , StreamLookupWorker(CreateStreamLookupWorker(std::move(settings), typeEnv, holderFactory, inputDesc))
+        , StreamLookupWorker(CreateStreamLookupWorker(std::move(settings), args.TypeEnv, args.HolderFactory, args.InputDesc))
         , Counters(counters)
+        , LookupActorSpan(TWilsonKqp::LookupActor, std::move(args.TraceId), "LookupActor")
     {
-        IngressStats.Level = statsLevel;
+        IngressStats.Level = args.StatsLevel;
     }
 
     virtual ~TKqpStreamLookupActor() {
@@ -174,6 +173,8 @@ private:
 
         Send(MakePipePeNodeCacheID(false), new TEvPipeCache::TEvUnlink(0));
         TActorBootstrapped<TKqpStreamLookupActor>::PassAway();
+
+        LookupActorSpan.End();
     }
 
     i64 GetAsyncInputData(NKikimr::NMiniKQL::TUnboxedValueBatch& batch, TMaybe<TInstant>&, bool& finished, i64 freeSpace) final {
@@ -234,10 +235,15 @@ private:
     void Handle(TEvTxProxySchemeCache::TEvResolveKeySetResult::TPtr& ev) {
         CA_LOG_D("TEvResolveKeySetResult was received for table: " << StreamLookupWorker->GetTablePath());
         if (ev->Get()->Request->ErrorCount > 0) {
-            return RuntimeError(TStringBuilder() << "Failed to get partitioning for table: "
-                << StreamLookupWorker->GetTablePath(), NYql::NDqProto::StatusIds::SCHEME_ERROR);
+            TString errorMsg = TStringBuilder() << "Failed to get partitioning for table: " 
+                << StreamLookupWorker->GetTablePath();
+            LookupActorStateSpan.EndError(errorMsg);
+
+            return RuntimeError(errorMsg, NYql::NDqProto::StatusIds::SCHEME_ERROR);
         }
 
+        LookupActorStateSpan.EndOk();
+
         auto& resultSet = ev->Get()->Request->ResultSet;
         YQL_ENSURE(resultSet.size() == 1, "Expected one result for range [NULL, +inf)");
         Partitioning = resultSet[0].KeyDescription->Partitioning;
@@ -342,8 +348,11 @@ private:
             << " was resolved: " << !!Partitioning);
 
         if (!Partitioning) {
-            RuntimeError(TStringBuilder() << "Failed to resolve shards for table: " << StreamLookupWorker->GetTablePath()
-                << " (request timeout exceeded)", NYql::NDqProto::StatusIds::TIMEOUT);
+            TString errorMsg = TStringBuilder() << "Failed to resolve shards for table: " << StreamLookupWorker->GetTablePath()
+                << " (request timeout exceeded)";
+            LookupActorStateSpan.EndError(errorMsg);
+
+            RuntimeError(errorMsg, NYql::NDqProto::StatusIds::TIMEOUT);
         }
     }
 
@@ -392,7 +401,7 @@ private:
         record.SetResultFormat(NKikimrDataEvents::FORMAT_CELLVEC);
 
         Send(MakePipePeNodeCacheID(false), new TEvPipeCache::TEvForward(request.Release(), shardId, true),
-            IEventHandle::FlagTrackDelivery);
+            IEventHandle::FlagTrackDelivery, 0, LookupActorSpan.GetTraceId());
 
         read.State = EReadState::Running;
 
@@ -438,6 +447,9 @@ private:
             keyColumnTypes, TVector<TKeyDesc::TColumnOp>{}));
 
         Counters->IteratorsShardResolve->Inc();
+        LookupActorStateSpan = NWilson::TSpan(TWilsonKqp::LookupActorShardsResolve, LookupActorSpan.GetTraceId(), 
+            "WaitForShardsResolve", NWilson::EFlags::AUTO_END);
+
         Send(MakeSchemeCacheID(), new TEvTxProxySchemeCache::TEvInvalidateTable(StreamLookupWorker->GetTableId(), {}));
         Send(MakeSchemeCacheID(), new TEvTxProxySchemeCache::TEvResolveKeySet(request));
 
@@ -467,6 +479,11 @@ private:
 
         NYql::TIssues issues;
         issues.AddIssue(std::move(issue));
+
+        if (LookupActorSpan) {
+            LookupActorSpan.EndError(issues.ToOneLineString());
+        }
+
         Send(ComputeActorId, new TEvAsyncInputError(InputIndex, std::move(issues), statusCode));
     }
 
@@ -495,17 +512,15 @@ private:
     ui64 ReadBytesCount = 0;
 
     TIntrusivePtr<TKqpCounters> Counters;
+    NWilson::TSpan LookupActorSpan;
+    NWilson::TSpan LookupActorStateSpan;
 };
 
 } // namespace
 
-std::pair<NYql::NDq::IDqComputeActorAsyncInput*, NActors::IActor*> CreateStreamLookupActor(ui64 inputIndex,
-    NYql::NDq::TCollectStatsLevel statsLevel, const NUdf::TUnboxedValue& input, const NActors::TActorId& computeActorId,
-    const NMiniKQL::TTypeEnvironment& typeEnv, const NMiniKQL::THolderFactory& holderFactory,
-    std::shared_ptr<NMiniKQL::TScopedAlloc>& alloc, const NYql::NDqProto::TTaskInput& inputDesc,
+std::pair<NYql::NDq::IDqComputeActorAsyncInput*, NActors::IActor*> CreateStreamLookupActor(NYql::NDq::IDqAsyncIoFactory::TInputTransformArguments&& args,
     NKikimrKqp::TKqpStreamLookupSettings&& settings, TIntrusivePtr<TKqpCounters> counters) {
-    auto actor = new TKqpStreamLookupActor(inputIndex, statsLevel, input, computeActorId, typeEnv, holderFactory,
-        alloc, inputDesc, std::move(settings), counters);
+    auto actor = new TKqpStreamLookupActor(std::move(args), std::move(settings), counters);
     return {actor, actor};
 }
 
diff --git a/ydb/core/kqp/runtime/kqp_stream_lookup_actor.h b/ydb/core/kqp/runtime/kqp_stream_lookup_actor.h
index 7e8e266dbc..cb1c1ba8c2 100644
--- a/ydb/core/kqp/runtime/kqp_stream_lookup_actor.h
+++ b/ydb/core/kqp/runtime/kqp_stream_lookup_actor.h
@@ -7,10 +7,7 @@
 namespace NKikimr {
 namespace NKqp {
 
-std::pair<NYql::NDq::IDqComputeActorAsyncInput*, NActors::IActor*> CreateStreamLookupActor(ui64 inputIndex,
-    NYql::NDq::TCollectStatsLevel statsLevel, const NUdf::TUnboxedValue& input, const NActors::TActorId& computeActorId,
-    const NMiniKQL::TTypeEnvironment& typeEnv, const NMiniKQL::THolderFactory& holderFactory,
-    std::shared_ptr<NMiniKQL::TScopedAlloc>& alloc, const NYql::NDqProto::TTaskInput& inputDesc,
+std::pair<NYql::NDq::IDqComputeActorAsyncInput*, NActors::IActor*> CreateStreamLookupActor(NYql::NDq::IDqAsyncIoFactory::TInputTransformArguments&& args,
     NKikimrKqp::TKqpStreamLookupSettings&& settings, TIntrusivePtr<TKqpCounters>);
 
 } // namespace NKqp
diff --git a/ydb/core/kqp/runtime/kqp_stream_lookup_factory.cpp b/ydb/core/kqp/runtime/kqp_stream_lookup_factory.cpp
index ddcd068a20..d244303fd9 100644
--- a/ydb/core/kqp/runtime/kqp_stream_lookup_factory.cpp
+++ b/ydb/core/kqp/runtime/kqp_stream_lookup_factory.cpp
@@ -7,8 +7,7 @@ namespace NKqp {
 void RegisterStreamLookupActorFactory(NYql::NDq::TDqAsyncIoFactory& factory, TIntrusivePtr<TKqpCounters> counters) {
     factory.RegisterInputTransform<NKikimrKqp::TKqpStreamLookupSettings>("StreamLookupInputTransformer", [counters](NKikimrKqp::TKqpStreamLookupSettings&& settings,
         NYql::NDq::TDqAsyncIoFactory::TInputTransformArguments&& args) {
-            return CreateStreamLookupActor(args.InputIndex, args.StatsLevel, args.TransformInput, args.ComputeActorId, args.TypeEnv,
-                args.HolderFactory, args.Alloc, args.InputDesc, std::move(settings), counters);
+            return CreateStreamLookupActor(std::move(args), std::move(settings), counters);
     });
 }
 
diff --git a/ydb/core/tx/datashard/datashard_ut_trace.cpp b/ydb/core/tx/datashard/datashard_ut_trace.cpp
index 8438c1db04..2b377de086 100644
--- a/ydb/core/tx/datashard/datashard_ut_trace.cpp
+++ b/ydb/core/tx/datashard/datashard_ut_trace.cpp
@@ -364,7 +364,7 @@ Y_UNIT_TEST_SUITE(TDataShardTrace) {
         }
         
         std::string canon = "(Session.query.QUERY_ACTION_EXECUTE -> [(CompileService -> [(CompileActor)]) "
-        ", (LiteralExecuter) , (DataExecuter -> [(WaitForTableResolve) , (WaitForSnapshot) , (RunTasks) , "
+        ", (LiteralExecuter) , (DataExecuter -> [(WaitForTableResolve) , (WaitForSnapshot) , (ComputeActor) , (RunTasks) , "
         "(Datashard.Transaction -> [(Tablet.Transaction -> [(Tablet.Transaction.Execute -> [(Datashard.Unit) , "
         "(Datashard.Unit) , (Datashard.Unit)]) , (Tablet.Transaction.Wait) , (Tablet.Transaction.Enqueued) , "
         "(Tablet.Transaction.Execute -> [(Datashard.Unit)]) , (Tablet.Transaction.Wait) , (Tablet.Transaction.Enqueued) , "
@@ -377,6 +377,68 @@ Y_UNIT_TEST_SUITE(TDataShardTrace) {
         UNIT_ASSERT_VALUES_EQUAL(canon, trace.ToString());
     }
 
+    Y_UNIT_TEST(TestTraceDistributedSelectViaReadActors) {
+        auto [runtime, server, sender] = TestCreateServer();
+
+        CreateShardedTable(server, sender, "/Root", "table-1", 1, false);
+
+        FakeWilsonUploader* uploader = new FakeWilsonUploader();
+        TActorId uploaderId = runtime.Register(uploader, 0);
+        runtime.RegisterService(NWilson::MakeWilsonUploaderId(), uploaderId, 0);
+        runtime.SimulateSleep(TDuration::Seconds(10));
+
+        SplitTable(runtime, server, 5);
+
+        ExecSQL(
+            server,
+            sender,
+            "UPSERT INTO `/Root/table-1` (key, value) VALUES (1, 100), (3, 300), (5, 500), (7, 700), (9, 900);",
+            true,
+            Ydb::StatusIds::SUCCESS
+        );
+
+        ExecSQL(
+            server,
+            sender,
+            "UPSERT INTO `/Root/table-1` (key, value) VALUES (2, 100), (4, 300), (6, 500), (8, 700), (10, 900);",
+            true,
+            Ydb::StatusIds::SUCCESS
+        );
+
+        NWilson::TTraceId traceId = NWilson::TTraceId::NewTraceId(15, 4095);
+
+        ExecSQL(
+            server,
+            sender,
+            "SELECT * FROM `/Root/table-1`;",
+            true,
+            Ydb::StatusIds::SUCCESS,
+            std::move(traceId)
+        );
+
+        uploader->BuildTraceTrees();
+
+        UNIT_ASSERT_EQUAL(1, uploader->Traces.size());
+
+        FakeWilsonUploader::Trace& trace = uploader->Traces.begin()->second;
+
+        auto readActorSpan = trace.Root.BFSFindOne("ReadActor");
+        UNIT_ASSERT(readActorSpan);
+
+        auto dsReads = readActorSpan->get().FindAll("DataShard.Read"); // Read actor sends EvRead to each shard.
+        UNIT_ASSERT_EQUAL(dsReads.size(), 2);
+
+        std::string canon = "(Session.query.QUERY_ACTION_EXECUTE -> [(CompileService -> [(CompileActor)]) , "
+            "(DataExecuter -> [(WaitForTableResolve) , (WaitForShardsResolve) , (WaitForSnapshot) , (ComputeActor) , "
+            "(RunTasks) , (KqpNode.SendTasks) , (ComputeActor -> [(ReadActor -> [(WaitForShardsResolve) , "
+            "(DataShard.Read -> [(Tablet.Transaction -> [(Tablet.Transaction.Execute -> [(Datashard.Unit) , "
+            "(Datashard.Unit) , (Datashard.Unit) , (Datashard.Unit)]) , (Tablet.WriteLog -> [(Tablet.WriteLog.LogEntry)])]) , "
+            "(ReadIterator.ReadOperation)]) , (DataShard.Read -> [(Tablet.Transaction -> [(Tablet.Transaction.Execute -> "
+            "[(Datashard.Unit) , (Datashard.Unit) , (Datashard.Unit) , (Datashard.Unit)]) , (Tablet.WriteLog -> "
+            "[(Tablet.WriteLog.LogEntry)])]) , (ReadIterator.ReadOperation)])])])])])";
+        UNIT_ASSERT_VALUES_EQUAL(canon, trace.ToString());
+    }
+
     Y_UNIT_TEST(TestTraceWriteImmediateOnShard) {
         auto [runtime, server, sender] = TestCreateServer();
 
diff --git a/ydb/library/wilson_ids/wilson.h b/ydb/library/wilson_ids/wilson.h
index ba73508a43..32cfce0699 100644
--- a/ydb/library/wilson_ids/wilson.h
+++ b/ydb/library/wilson_ids/wilson.h
@@ -36,6 +36,12 @@ namespace NKikimr {
                 ProposeTransaction = 9,
 
                 ComputeActor = 9,
+
+                ReadActor = 9,
+                    ReadActorShardsResolve = 10,
+
+                LookupActor = 9,
+                    LookupActorShardsResolve = 10,
         };
     };
 
diff --git a/ydb/library/yql/dq/actors/compute/dq_compute_actor_async_io.h b/ydb/library/yql/dq/actors/compute/dq_compute_actor_async_io.h
index f1fd8dddf1..cb3ebc1e68 100644
--- a/ydb/library/yql/dq/actors/compute/dq_compute_actor_async_io.h
+++ b/ydb/library/yql/dq/actors/compute/dq_compute_actor_async_io.h
@@ -217,6 +217,7 @@ public:
         IMemoryQuotaManager::TPtr MemoryQuotaManager;
         const google::protobuf::Message* SourceSettings = nullptr;  // used only in case if we execute compute actor locally
         TIntrusivePtr<NActors::TProtoArenaHolder> Arena;  // Arena for SourceSettings
+        NWilson::TTraceId TraceId;
     };
 
     struct TSinkArguments {
@@ -247,6 +248,7 @@ public:
         const NKikimr::NMiniKQL::THolderFactory& HolderFactory;
         NKikimr::NMiniKQL::TProgramBuilder& ProgramBuilder;
         std::shared_ptr<NKikimr::NMiniKQL::TScopedAlloc> Alloc;
+        NWilson::TTraceId TraceId;
     };
 
     struct TOutputTransformArguments {
diff --git a/ydb/library/yql/dq/actors/compute/dq_compute_actor_impl.h b/ydb/library/yql/dq/actors/compute/dq_compute_actor_impl.h
index afea078bf1..9d477d4072 100644
--- a/ydb/library/yql/dq/actors/compute/dq_compute_actor_impl.h
+++ b/ydb/library/yql/dq/actors/compute/dq_compute_actor_impl.h
@@ -1593,7 +1593,8 @@ protected:
                         .Alloc = TaskRunner ? TaskRunner->GetAllocatorPtr() : nullptr,
                         .MemoryQuotaManager = MemoryLimits.MemoryQuotaManager,
                         .SourceSettings = (!settings.empty() ? settings.at(inputIndex) : nullptr),
-                        .Arena = Task.GetArena()
+                        .Arena = Task.GetArena(),
+                        .TraceId = ComputeActorSpan.GetTraceId()
                     });
             } catch (const std::exception& ex) {
                 throw yexception() << "Failed to create source " << inputDesc.GetSource().GetType() << ": " << ex.what();
@@ -1623,7 +1624,8 @@ protected:
                             .TypeEnv = typeEnv,
                             .HolderFactory = holderFactory,
                             .ProgramBuilder = *transform.ProgramBuilder,
-                            .Alloc = TaskRunner->GetAllocatorPtr()
+                            .Alloc = TaskRunner->GetAllocatorPtr(),
+                            .TraceId = ComputeActorSpan.GetTraceId()
                         });
                 } catch (const std::exception& ex) {
                     throw yexception() << "Failed to create input transform " << inputDesc.GetTransform().GetType() << ": " << ex.what();