diff --git a/itests/harmonytask_test.go b/itests/harmonytask_test.go
index 4985b8421..8aab1f671 100644
--- a/itests/harmonytask_test.go
+++ b/itests/harmonytask_test.go
@@ -161,7 +161,7 @@ func TestHarmonyTasksWith2PartiesPolling(t *testing.T) {
 		sender.GracefullyTerminate(time.Second * 5)
 		worker.GracefullyTerminate(time.Second * 5)
 		sort.Strings(dest)
-		require.Equal(t, dest, []string{"A", "B"})
+		require.Equal(t, []string{"A", "B"}, dest)
 	})
 }
 
diff --git a/lib/harmony/harmonytask/harmonytask.go b/lib/harmony/harmonytask/harmonytask.go
index 5717278b6..66283d1bd 100644
--- a/lib/harmony/harmonytask/harmonytask.go
+++ b/lib/harmony/harmonytask/harmonytask.go
@@ -399,6 +399,9 @@ func (e *TaskEngine) resourcesInUse() resources.Resources {
 		tmp.Cpu -= int(ct) * t.Cost.Cpu
 		tmp.Gpu -= float64(ct) * t.Cost.Gpu
 		tmp.Ram -= uint64(ct) * t.Cost.Ram
+		if len(t.Cost.GpuRam) == 0 {
+			continue
+		}
 		for i := int32(0); i < ct; i++ {
 			for grIdx, j := range tmp.GpuRam {
 				if j > t.Cost.GpuRam[0] {
diff --git a/lib/harmony/harmonytask/task_type_handler.go b/lib/harmony/harmonytask/task_type_handler.go
index af47b498f..080769d4b 100644
--- a/lib/harmony/harmonytask/task_type_handler.go
+++ b/lib/harmony/harmonytask/task_type_handler.go
@@ -11,6 +11,7 @@ import (
 	"time"
 
 	logging "github.com/ipfs/go-log/v2"
+	"github.com/samber/lo"
 
 	"github.com/filecoin-project/lotus/lib/harmony/harmonydb"
 )
@@ -219,7 +220,7 @@ func (h *taskTypeHandler) AssertMachineHasCapacity() error {
 		return errors.New("Did not accept " + h.Name + " task: out of available GPU")
 	}
 	for _, u := range r.GpuRam {
-		if u > h.Cost.GpuRam[0] {
+		if u > lo.Sum(h.Cost.GpuRam) {
 			goto enoughGpuRam
 		}
 	}
diff --git a/lib/harmony/resources/resources.go b/lib/harmony/resources/resources.go
index 794e27433..09ff9c802 100644
--- a/lib/harmony/resources/resources.go
+++ b/lib/harmony/resources/resources.go
@@ -54,11 +54,12 @@ 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)
 		if len(ownerID) == 0 {
 			err = db.QueryRow(ctx, `INSERT INTO harmony_machines 
 		(host_and_port, cpu, ram, gpu, gpuram) VALUES
 		($1,$2,$3,$4,$5) RETURNING id`,
-				hostnameAndPort, reg.Cpu, reg.Ram, reg.Gpu, lo.Sum(reg.GpuRam)).Scan(&reg.Resources.MachineID)
+				hostnameAndPort, reg.Cpu, reg.Ram, reg.Gpu, gpuram).Scan(&reg.Resources.MachineID)
 			if err != nil {
 				return nil, err
 			}
@@ -67,7 +68,7 @@ func Register(db *harmonydb.DB, hostnameAndPort string) (*Reg, error) {
 			reg.MachineID = ownerID[0]
 			_, err := db.Exec(ctx, `UPDATE harmony_machines SET
 		   cpu=$1, ram=$2, gpu=$3, gpuram=$4 WHERE id=$6`,
-				reg.Cpu, reg.Ram, reg.Gpu, lo.Sum(reg.GpuRam), reg.Resources.MachineID)
+				reg.Cpu, reg.Ram, reg.Gpu, gpuram, reg.Resources.MachineID)
 			if err != nil {
 				return nil, err
 			}