diff --git a/cmd/lotus-provider/run.go b/cmd/lotus-provider/run.go
index 45fbfcd95..d90eebaab 100644
--- a/cmd/lotus-provider/run.go
+++ b/cmd/lotus-provider/run.go
@@ -3,6 +3,7 @@ package main
 import (
 	"context"
 	"fmt"
+	"github.com/filecoin-project/lotus/storage/wdpost"
 	"net"
 	"os"
 	"strings"
@@ -210,7 +211,9 @@ var runCmd = &cli.Command{
 			return err
 		}
 
-		taskEngine, err := harmonytask.New(db, []harmonytask.TaskInterface{}, address)
+		wdPostTask := wdpost.NewWdPostTask(db)
+
+		taskEngine, err := harmonytask.New(db, []harmonytask.TaskInterface{wdPostTask}, address)
 		if err != nil {
 			return err
 		}
diff --git a/lib/harmony/harmonydb/sql/20230719.sql b/lib/harmony/harmonydb/sql/20230719.sql
index 0a676526b..d4eb58326 100644
--- a/lib/harmony/harmonydb/sql/20230719.sql
+++ b/lib/harmony/harmonydb/sql/20230719.sql
@@ -18,7 +18,7 @@ CREATE TABLE harmony_task (
     owner_id INTEGER REFERENCES harmony_machines (id) ON DELETE SET NULL, 
     added_by INTEGER NOT NULL,
     previous_task INTEGER,
-    name varchar(8) NOT NULL
+    name varchar(16) NOT NULL
 );
 COMMENT ON COLUMN harmony_task.initiated_by IS 'The task ID whose completion occasioned this task.';
 COMMENT ON COLUMN harmony_task.owner_id IS 'The foreign key to harmony_machines.';
@@ -29,7 +29,7 @@ COMMENT ON COLUMN harmony_task.update_time IS 'When it was last modified. not a
 CREATE TABLE harmony_task_history (
     id SERIAL PRIMARY KEY NOT NULL,  
     task_id INTEGER NOT NULL, 
-    name VARCHAR(8) NOT NULL,
+    name VARCHAR(16) NOT NULL,
     posted TIMESTAMP NOT NULL, 
     work_start TIMESTAMP NOT NULL, 
     work_end TIMESTAMP NOT NULL, 
@@ -41,12 +41,12 @@ COMMENT ON COLUMN harmony_task_history.result IS 'Use to detemine if this was a
 CREATE TABLE harmony_task_follow (
     id SERIAL PRIMARY KEY NOT NULL,  
     owner_id INTEGER NOT NULL REFERENCES harmony_machines (id) ON DELETE CASCADE,
-    to_type VARCHAR(8) NOT NULL,
-    from_type VARCHAR(8) NOT NULL
+    to_type VARCHAR(16) NOT NULL,
+    from_type VARCHAR(16) NOT NULL
 );
 
 CREATE TABLE harmony_task_impl (
     id SERIAL PRIMARY KEY NOT NULL,  
     owner_id INTEGER NOT NULL REFERENCES harmony_machines (id) ON DELETE CASCADE,
-    name VARCHAR(8) NOT NULL
+    name VARCHAR(16) NOT NULL
 );
\ No newline at end of file
diff --git a/lib/harmony/resources/resources.go b/lib/harmony/resources/resources.go
index 1ac4709d7..12992936e 100644
--- a/lib/harmony/resources/resources.go
+++ b/lib/harmony/resources/resources.go
@@ -54,7 +54,7 @@ func Register(db *harmonydb.DB, hostnameAndPort string) (*Reg, error) {
 		if err != nil {
 			return nil, fmt.Errorf("could not read from harmony_machines: %w", err)
 		}
-		gpuram := lo.Sum(reg.GpuRam)
+		gpuram := uint64(lo.Sum(reg.GpuRam))
 		if len(ownerID) == 0 {
 			err = db.QueryRow(ctx, `INSERT INTO harmony_machines 
 		(host_and_port, cpu, ram, gpu, gpuram) VALUES
diff --git a/node/modules/storageminer.go b/node/modules/storageminer.go
index 9ac22bde0..c1a71bb08 100644
--- a/node/modules/storageminer.go
+++ b/node/modules/storageminer.go
@@ -316,23 +316,23 @@ func WindowPostScheduler(fc config.MinerFeeConfig, pc config.ProvingConfig) func
 
 		ctx := helpers.LifecycleCtx(mctx, lc)
 
-		fps, err := wdpost.NewWindowedPoStScheduler(api, fc, pc, as, sealer, verif, sealer, j, maddr, db)
-
-		if err != nil {
-			return nil, err
-		}
-
 		//wdPostTask := wdpost.NewWdPostTask(db)
-		//
+
 		//taskEngine, err := harmonytask.New(db, []harmonytask.TaskInterface{wdPostTask}, "localhost:12300")
 		//if err != nil {
 		//	return nil, xerrors.Errorf("failed to create task engine: %w", err)
 		//}
-		//handler := gin.New()
-		//
-		//taskEngine.ApplyHttpHandlers(handler.Group("/"))
+		////handler := gin.New()
+		////
+		////taskEngine.ApplyHttpHandlers(handler.Group("/"))
 		//defer taskEngine.GracefullyTerminate(time.Hour)
 
+		fps, err := wdpost.NewWindowedPoStScheduler(api, fc, pc, as, sealer, verif, sealer, j, maddr, db, nil)
+
+		if err != nil {
+			return nil, err
+		}
+
 		lc.Append(fx.Hook{
 			OnStart: func(context.Context) error {
 				go fps.Run(ctx)
diff --git a/storage/wdpost/wdpost_changehandler_2.go b/storage/wdpost/wdpost_changehandler_2.go
index 0c20eea68..cb1facdcf 100644
--- a/storage/wdpost/wdpost_changehandler_2.go
+++ b/storage/wdpost/wdpost_changehandler_2.go
@@ -44,10 +44,10 @@ func (ch *changeHandler2) currentTSDI() (*types.TipSet, *dline.Info) {
 	panic("implement me")
 }
 
-func newChangeHandler2(api wdPoStCommands, actor address.Address, db *harmonydb.DB) *changeHandler2 {
+func newChangeHandler2(api wdPoStCommands, actor address.Address, task *WdPostTask) *changeHandler2 {
 	log.Errorf("newChangeHandler2() called with api: %v, actor: %v", api, actor)
 	//posts := newPostsCache()
-	p := newProver2(api, db)
+	p := newProver2(api, task)
 	//s := newSubmitter(api, posts)
 	return &changeHandler2{api: api, actor: actor, proveHdlr: p}
 }
@@ -58,7 +58,6 @@ func (ch *changeHandler2) start() {
 }
 
 func (ch *changeHandler2) update(ctx context.Context, revert *types.TipSet, advance *types.TipSet) error {
-	log.Errorf("changeHandler2.update() called with revert: %v, advance: %v", revert, advance)
 	// Get the current deadline period
 	di, err := ch.api.StateMinerProvingDeadline(ctx, ch.actor, advance.Key())
 	if err != nil {
@@ -177,7 +176,8 @@ type proveHandler2 struct {
 func newProver2(
 	api wdPoStCommands,
 	//posts *postsCache,
-	db *harmonydb.DB,
+	//db *harmonydb.DB,
+	wdPostTask *WdPostTask,
 ) *proveHandler2 {
 	ctx, cancel := context.WithCancel(context.Background())
 	return &proveHandler2{
@@ -187,7 +187,7 @@ func newProver2(
 		hcs:         make(chan *headChange),
 		shutdownCtx: ctx,
 		shutdown:    cancel,
-		wdPostTask:  NewWdPostTask(db),
+		wdPostTask:  wdPostTask,
 	}
 }
 
@@ -205,7 +205,6 @@ func (p *proveHandler2) run() {
 			return
 
 		case hc := <-p.hcs:
-			log.Errorf("--------------------WINDOW POST PROVE HANDLER RECEIVE CHAN----------------------")
 			// Head changed
 			p.processHeadChange(hc.ctx, hc.advance, hc.di)
 			if p.processedHeadChanges != nil {
@@ -224,8 +223,6 @@ func (p *proveHandler2) run() {
 
 func (p *proveHandler2) processHeadChange(ctx context.Context, newTS *types.TipSet, di *dline.Info) {
 	// If the post window has expired, abort the current proof
-	log.Errorf("--------------------WINDOW POST PROVE HANDLER PROCESS HC----------------------")
-
 	if p.current != nil && newTS.Height() >= p.current.di.Close {
 		// Cancel the context on the current proof
 		p.current.abort()
diff --git a/storage/wdpost/wdpost_sched.go b/storage/wdpost/wdpost_sched.go
index cf04cf5af..36829e107 100644
--- a/storage/wdpost/wdpost_sched.go
+++ b/storage/wdpost/wdpost_sched.go
@@ -3,6 +3,8 @@ package wdpost
 import (
 	"context"
 	"github.com/filecoin-project/lotus/lib/harmony/harmonydb"
+	"github.com/filecoin-project/lotus/lib/harmony/harmonytask"
+	"github.com/gin-gonic/gin"
 	"time"
 
 	"github.com/ipfs/go-cid"
@@ -87,7 +89,8 @@ type WindowPoStScheduler struct {
 
 	// failed abi.ChainEpoch // eps
 	// failLk sync.Mutex
-	db *harmonydb.DB
+	db         *harmonydb.DB
+	wdPostTask *WdPostTask
 }
 
 // NewWindowedPoStScheduler creates a new WindowPoStScheduler scheduler.
@@ -100,7 +103,8 @@ func NewWindowedPoStScheduler(api NodeAPI,
 	ft sealer.FaultTracker,
 	j journal.Journal,
 	actor address.Address,
-	db *harmonydb.DB) (*WindowPoStScheduler, error) {
+	db *harmonydb.DB,
+	task *WdPostTask) (*WindowPoStScheduler, error) {
 	mi, err := api.StateMinerInfo(context.TODO(), actor, types.EmptyTSK)
 	if err != nil {
 		return nil, xerrors.Errorf("getting sector size: %w", err)
@@ -126,14 +130,27 @@ func NewWindowedPoStScheduler(api NodeAPI,
 			evtTypeWdPoStRecoveries: j.RegisterEventType("wdpost", "recoveries_processed"),
 			evtTypeWdPoStFaults:     j.RegisterEventType("wdpost", "faults_processed"),
 		},
-		journal: j,
-		db:      db,
+		journal:    j,
+		wdPostTask: task,
+		db:         db,
 	}, nil
 }
 
 func (s *WindowPoStScheduler) Run(ctx context.Context) {
 	// Initialize change handler.
 
+	wdPostTask := NewWdPostTask(s.db)
+
+	taskEngine, er := harmonytask.New(s.db, []harmonytask.TaskInterface{wdPostTask}, "localhost:12300")
+	if er != nil {
+		//return nil, xerrors.Errorf("failed to create task engine: %w", err)
+		log.Errorf("failed to create task engine: %w", er)
+	}
+	handler := gin.New()
+
+	taskEngine.ApplyHttpHandlers(handler.Group("/"))
+	defer taskEngine.GracefullyTerminate(time.Hour)
+
 	// callbacks is a union of the fullNodeFilteredAPI and ourselves.
 	callbacks := struct {
 		NodeAPI
@@ -147,7 +164,7 @@ func (s *WindowPoStScheduler) Run(ctx context.Context) {
 		defer s.ch.shutdown()
 		s.ch.start()
 	} else {
-		s.ch = newChangeHandler2(callbacks, s.actor, s.db)
+		s.ch = newChangeHandler2(callbacks, s.actor, wdPostTask)
 		defer s.ch.shutdown()
 		s.ch.start()
 	}
@@ -227,7 +244,6 @@ func (s *WindowPoStScheduler) Run(ctx context.Context) {
 }
 
 func (s *WindowPoStScheduler) update(ctx context.Context, revert, apply *types.TipSet) {
-	log.Errorf("WindowPoStScheduler.update() called with revert: %v, apply: %v", revert, apply)
 	if apply == nil {
 		log.Error("no new tipset in window post WindowPoStScheduler.update")
 		return
diff --git a/storage/wdpost/wdpost_task.go b/storage/wdpost/wdpost_task.go
index b8bdb842b..8516bd766 100644
--- a/storage/wdpost/wdpost_task.go
+++ b/storage/wdpost/wdpost_task.go
@@ -30,15 +30,16 @@ func (t *WdPostTask) CanAccept(ids []harmonytask.TaskID) (*harmonytask.TaskID, e
 
 func (t *WdPostTask) TypeDetails() harmonytask.TaskTypeDetails {
 	return harmonytask.TaskTypeDetails{
-		Name: "WdPostGeneration",
+		Name: "WdPostCompute",
 	}
 }
 
 func (t *WdPostTask) Adder(taskFunc harmonytask.AddTaskFunc) {
 
+	log.Errorf("WdPostTask.Adder() called -----------------------------	")
+
 	// wait for any channels on t.tasks and call taskFunc on them
 	for taskDetails := range t.tasks {
-		//taskDetails := <-ch
 
 		log.Errorf("WdPostTask.Adder() received taskDetails: %v", taskDetails)
 
@@ -57,8 +58,6 @@ func NewWdPostTask(db *harmonydb.DB) *WdPostTask {
 
 func (t *WdPostTask) AddTask(ctx context.Context, ts *types.TipSet, deadline *dline.Info) error {
 
-	//ch := make(chan *WdPostTaskDetails)
-	//t.tasks = append(t.tasks, ch)
 	t.tasks <- &WdPostTaskDetails{
 		Ts:       ts,
 		Deadline: deadline,
@@ -70,7 +69,11 @@ func (t *WdPostTask) AddTask(ctx context.Context, ts *types.TipSet, deadline *dl
 }
 
 func (t *WdPostTask) addTaskToDB(ts *types.TipSet, deadline *dline.Info, taskId harmonytask.TaskID, tx *harmonydb.Tx) (bool, error) {
+
 	tsKey := ts.Key()
+
+	log.Errorf("WdPostTask.addTaskToDB() called with tsKey: %v, taskId: %v", tsKey, taskId)
+
 	_, err := tx.Exec(
 		`INSERT INTO wdpost_tasks (
                          task_id,
diff --git a/storage/wdpost/wdpost_task_test.go b/storage/wdpost/wdpost_task_test.go
new file mode 100644
index 000000000..476b49b88
--- /dev/null
+++ b/storage/wdpost/wdpost_task_test.go
@@ -0,0 +1,24 @@
+package wdpost
+
+import (
+	"context"
+	"github.com/filecoin-project/go-state-types/dline"
+	"github.com/filecoin-project/lotus/chain/types"
+	"github.com/filecoin-project/lotus/lib/harmony/harmonydb"
+	"github.com/filecoin-project/lotus/lib/harmony/harmonytask"
+	"github.com/stretchr/testify/require"
+	"testing"
+)
+
+// test to create WDPostTask, invoke AddTask and check if the task is added to the DB
+func TestAddTask(t *testing.T) {
+	db, err := harmonydb.New(nil, "yugabyte", "yugabyte", "yugabyte", "5433", "localhost", nil)
+	require.NoError(t, err)
+	wdPostTask := NewWdPostTask(db)
+	taskEngine, err := harmonytask.New(db, []harmonytask.TaskInterface{wdPostTask}, "localhost:12300")
+	ts := types.TipSet{}
+	deadline := dline.Info{}
+	err := wdPostTask.AddTask(context.Background(), &ts, &deadline)
+
+	require.NoError(t, err)
+}