diff --git a/api/api_storage.go b/api/api_storage.go
index 9f032ecb2..d8c33f4f7 100644
--- a/api/api_storage.go
+++ b/api/api_storage.go
@@ -113,6 +113,8 @@ type StorageMiner interface {
 
 	// WorkerConnect tells the node to connect to workers RPC
 	WorkerConnect(context.Context, string) error
+	WorkerStats(context.Context) (map[uint64]WorkerStats, error)
+
 	stores.SectorIndex
 
 	MarketImportDealData(ctx context.Context, propcid cid.Cid, path string) error
diff --git a/api/api_worker.go b/api/api_worker.go
index 999120643..113952adb 100644
--- a/api/api_worker.go
+++ b/api/api_worker.go
@@ -35,3 +35,12 @@ type WorkerInfo struct {
 
 	Resources WorkerResources
 }
+
+type WorkerStats struct {
+	Info WorkerInfo
+
+	MemUsedMin uint64
+	MemUsedMax uint64
+	GpuUsed    bool
+	CpuUse     int
+}
diff --git a/api/apistruct/struct.go b/api/apistruct/struct.go
index b1a6b265e..0a2c297b7 100644
--- a/api/apistruct/struct.go
+++ b/api/apistruct/struct.go
@@ -182,6 +182,8 @@ type StorageMinerStruct struct {
 		SectorsUpdate func(context.Context, abi.SectorNumber, api.SectorState) error  `perm:"write"`
 
 		WorkerConnect        func(context.Context, string) error                                                                          `perm:"admin"` // TODO: worker perm
+		WorkerStats func(context.Context) (map[uint64]api.WorkerStats, error) `perm:"admin"`
+
 		StorageList          func(context.Context) (map[stores.ID][]stores.Decl, error)                                                   `perm:"admin"`
 		StorageLocal         func(context.Context) (map[stores.ID]string, error)                                                          `perm:"admin"`
 		StorageAttach        func(context.Context, stores.StorageInfo, stores.FsStat) error                                               `perm:"admin"`
@@ -658,6 +660,10 @@ func (c *StorageMinerStruct) WorkerConnect(ctx context.Context, url string) erro
 	return c.Internal.WorkerConnect(ctx, url)
 }
 
+func (c *StorageMinerStruct) WorkerStats(ctx context.Context) (map[uint64]api.WorkerStats, error) {
+	return c.Internal.WorkerStats(ctx)
+}
+
 func (c *StorageMinerStruct) StorageAttach(ctx context.Context, si stores.StorageInfo, st stores.FsStat) error {
 	return c.Internal.StorageAttach(ctx, si, st)
 }
diff --git a/cmd/lotus-storage-miner/main.go b/cmd/lotus-storage-miner/main.go
index f0480de89..2ed147531 100644
--- a/cmd/lotus-storage-miner/main.go
+++ b/cmd/lotus-storage-miner/main.go
@@ -30,6 +30,7 @@ func main() {
 		sectorsCmd,
 		storageCmd,
 		setPriceCmd,
+		workersCmd,
 	}
 	jaeger := tracing.SetupJaegerTracing("lotus")
 	defer func() {
diff --git a/cmd/lotus-storage-miner/storage.go b/cmd/lotus-storage-miner/storage.go
index 417c5b83a..397894edf 100644
--- a/cmd/lotus-storage-miner/storage.go
+++ b/cmd/lotus-storage-miner/storage.go
@@ -134,9 +134,19 @@ var storageListCmd = &cli.Command{
 			return err
 		}
 
-		for id, sectors := range st {
+		sorted := make([]struct{stores.ID; sectors []stores.Decl}, 0, len(st))
+		for id, decls := range st {
+			sorted = append(sorted, struct{stores.ID; sectors []stores.Decl}{id, decls})
+		}
+
+		sort.Slice(sorted, func(i, j int) bool {
+			return sorted[i].ID < sorted[j].ID
+		})
+
+		for _, s := range sorted {
+
 			var cnt [3]int
-			for _, decl := range sectors {
+			for _, decl := range s.sectors {
 				for i := range cnt {
 					if decl.SectorFileType&(1<<i) != 0 {
 						cnt[i]++
@@ -144,10 +154,10 @@ var storageListCmd = &cli.Command{
 				}
 			}
 
-			fmt.Printf("%s:\n", id)
+			fmt.Printf("%s:\n", s.ID)
 			fmt.Printf("\tUnsealed: %d; Sealed: %d; Caches: %d\n", cnt[0], cnt[1], cnt[2])
 
-			si, err := nodeApi.StorageInfo(ctx, id)
+			si, err := nodeApi.StorageInfo(ctx, s.ID)
 			if err != nil {
 				return err
 			}
@@ -166,7 +176,7 @@ var storageListCmd = &cli.Command{
 				fmt.Println("Use: ReadOnly")
 			}
 
-			if localPath, ok := local[id]; ok {
+			if localPath, ok := local[s.ID]; ok {
 				fmt.Printf("\tLocal: %s\n", localPath)
 			}
 			for _, l := range si.URLs {
diff --git a/cmd/lotus-storage-miner/workers.go b/cmd/lotus-storage-miner/workers.go
index 06ab7d0f9..77f3cc929 100644
--- a/cmd/lotus-storage-miner/workers.go
+++ b/cmd/lotus-storage-miner/workers.go
@@ -1 +1,81 @@
 package main
+
+import (
+	"fmt"
+	"github.com/filecoin-project/lotus/api"
+	"github.com/filecoin-project/lotus/chain/types"
+	"gopkg.in/urfave/cli.v2"
+	"sort"
+
+	lcli "github.com/filecoin-project/lotus/cli"
+)
+
+var workersCmd = &cli.Command{
+	Name:  "workers",
+	Usage: "interact with workers",
+	Subcommands: []*cli.Command{
+		workersListCmd,
+	},
+}
+
+var workersListCmd = &cli.Command{
+	Name:  "list",
+	Usage: "list workers",
+	Action: func(cctx *cli.Context) error {
+		nodeApi, closer, err := lcli.GetStorageMinerAPI(cctx)
+		if err != nil {
+			return err
+		}
+		defer closer()
+
+		ctx := lcli.ReqContext(cctx)
+
+		stats, err := nodeApi.WorkerStats(ctx)
+		if err != nil {
+			return err
+		}
+
+		st := make([]struct{id uint64; api.WorkerStats}, 0, len(stats))
+		for id, stat := range stats {
+			st = append(st, struct{id uint64; api.WorkerStats}{id, stat})
+		}
+
+		sort.Slice(st, func(i, j int) bool {
+			return st[i].id < st[j].id
+		})
+
+		for _, stat := range st {
+			gpuUse := "not "
+			if stat.GpuUsed {
+				gpuUse = ""
+			}
+
+			fmt.Printf("Worker %d, host %s\n", stat.id, stat.Info.Hostname)
+
+			if stat.CpuUse != -1 {
+				fmt.Printf("\tCPU: %d core(s) in use\n", stat.CpuUse)
+			} else {
+				fmt.Printf("\tCPU: all cores in use\n")
+			}
+
+			for _, gpu := range stat.Info.Resources.GPUs {
+				fmt.Printf("\tGPU: %s, %sused\n", gpu, gpuUse)
+			}
+
+			fmt.Printf("\tMemory: System: Physical %s, Swap %s, Reserved %s (%d%% phys)\n",
+				types.SizeStr(types.NewInt(stat.Info.Resources.MemPhysical)),
+				types.SizeStr(types.NewInt(stat.Info.Resources.MemSwap)),
+				types.SizeStr(types.NewInt(stat.Info.Resources.MemReserved)),
+				stat.Info.Resources.MemReserved * 100 / stat.Info.Resources.MemPhysical)
+
+			fmt.Printf("\t\tUsed: Physical %s (%d%% phys), Virtual %s (%d%% phys, %d%% virt)\n",
+				types.SizeStr(types.NewInt(stat.MemUsedMin)),
+				stat.MemUsedMin * 100 / stat.Info.Resources.MemPhysical,
+				types.SizeStr(types.NewInt(stat.MemUsedMax)),
+				stat.MemUsedMax * 100 / stat.Info.Resources.MemPhysical,
+				stat.MemUsedMax * 100 / (stat.Info.Resources.MemPhysical + stat.Info.Resources.MemSwap))
+		}
+
+		return nil
+	},
+}
\ No newline at end of file
diff --git a/node/impl/storminer.go b/node/impl/storminer.go
index 41c0afa20..2c29766a3 100644
--- a/node/impl/storminer.go
+++ b/node/impl/storminer.go
@@ -51,11 +51,10 @@ func (sm *StorageMinerAPI) ServeRemote(w http.ResponseWriter, r *http.Request) {
 	sm.StorageMgr.ServeHTTP(w, r)
 }
 
-/*
-func (sm *StorageMinerAPI) WorkerStats(context.Context) (sectorbuilder.WorkerStats, error) {
-	stat := sm.SectorBuilder.WorkerStats()
-	return stat, nil
-}*/
+
+func (sm *StorageMinerAPI) WorkerStats(context.Context) (map[uint64]api.WorkerStats, error) {
+	return sm.StorageMgr.WorkerStats(), nil
+}
 
 func (sm *StorageMinerAPI) ActorAddress(context.Context) (address.Address, error) {
 	return sm.Miner.Address(), nil
diff --git a/scripts/miner-mon.sh b/scripts/miner-mon.sh
new file mode 100755
index 000000000..cf78660a7
--- /dev/null
+++ b/scripts/miner-mon.sh
@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+SESSION=$(cat /proc/sys/kernel/random/uuid)
+
+tmux -2 new-session -d -s $SESSION
+
+tmux new-window -t $SESSION:1 -n 'Storage Miner'
+
+tmux split-window -h
+
+tmux select-pane -t 0
+tmux send-keys "watch -n1 './lotus-storage-miner info'" C-m
+
+tmux split-window -v
+
+tmux select-pane -t 1
+tmux send-keys "watch -n1 './lotus-storage-miner workers list'" C-m
+
+tmux select-pane -t 2
+tmux send-keys "watch -n1 './lotus-storage-miner storage list'" C-m
+
+
+tmux -2 attach-session -t $SESSION
diff --git a/storage/sectorstorage/manager.go b/storage/sectorstorage/manager.go
index 08597bd31..d465948b2 100644
--- a/storage/sectorstorage/manager.go
+++ b/storage/sectorstorage/manager.go
@@ -46,7 +46,7 @@ type SectorManager interface {
 	storage.Prover
 }
 
-type workerID uint64
+type WorkerID uint64
 
 type Manager struct {
 	scfg *sectorbuilder.Config
@@ -60,12 +60,12 @@ type Manager struct {
 	storage.Prover
 
 	workersLk  sync.Mutex
-	nextWorker workerID
-	workers    map[workerID]*workerHandle
+	nextWorker WorkerID
+	workers    map[WorkerID]*workerHandle
 
 	newWorkers chan *workerHandle
 	schedule   chan *workerRequest
-	workerFree chan workerID
+	workerFree chan WorkerID
 	closing    chan struct{}
 
 	schedQueue *list.List // List[*workerRequest]
@@ -99,11 +99,11 @@ func New(ls stores.LocalStorage, si stores.SectorIndex, cfg *sectorbuilder.Confi
 		index:      si,
 
 		nextWorker: 0,
-		workers:    map[workerID]*workerHandle{},
+		workers:    map[WorkerID]*workerHandle{},
 
 		newWorkers: make(chan *workerHandle),
 		schedule:   make(chan *workerRequest),
-		workerFree: make(chan workerID),
+		workerFree: make(chan WorkerID),
 		closing:    make(chan struct{}),
 
 		schedQueue: list.New(),
@@ -168,12 +168,12 @@ func (m *Manager) ReadPieceFromSealedSector(context.Context, abi.SectorID, secto
 	panic("implement me")
 }
 
-func (m *Manager) getWorkersByPaths(task sealtasks.TaskType, inPaths []stores.StorageInfo) ([]workerID, map[workerID]stores.StorageInfo) {
+func (m *Manager) getWorkersByPaths(task sealtasks.TaskType, inPaths []stores.StorageInfo) ([]WorkerID, map[WorkerID]stores.StorageInfo) {
 	m.workersLk.Lock()
 	defer m.workersLk.Unlock()
 
-	var workers []workerID
-	paths := map[workerID]stores.StorageInfo{}
+	var workers []WorkerID
+	paths := map[WorkerID]stores.StorageInfo{}
 
 	for i, worker := range m.workers {
 		tt, err := worker.w.TaskTypes(context.TODO())
@@ -219,7 +219,7 @@ func (m *Manager) getWorkersByPaths(task sealtasks.TaskType, inPaths []stores.St
 	return workers, paths
 }
 
-func (m *Manager) getWorker(ctx context.Context, taskType sealtasks.TaskType, accept []workerID) (Worker, func(), error) {
+func (m *Manager) getWorker(ctx context.Context, taskType sealtasks.TaskType, accept []WorkerID) (Worker, func(), error) {
 	ret := make(chan workerResponse)
 
 	select {
@@ -355,7 +355,7 @@ func (m *Manager) SealCommit1(ctx context.Context, sector abi.SectorID, ticket a
 }
 
 func (m *Manager) SealCommit2(ctx context.Context, sector abi.SectorID, phase1Out storage.Commit1Out) (proof storage.Proof, err error) {
-	var candidateWorkers []workerID
+	var candidateWorkers []WorkerID
 
 	m.workersLk.Lock()
 	for id, worker := range m.workers {
diff --git a/storage/sectorstorage/sched.go b/storage/sectorstorage/sched.go
index adf2e6cd3..a38707f74 100644
--- a/storage/sectorstorage/sched.go
+++ b/storage/sectorstorage/sched.go
@@ -12,7 +12,7 @@ const mib = 1 << 20
 
 type workerRequest struct {
 	taskType sealtasks.TaskType
-	accept   []workerID // ordered by preference
+	accept   []WorkerID // ordered by preference
 
 	ret    chan<- workerResponse
 	cancel <-chan struct{}
@@ -71,7 +71,7 @@ func (m *Manager) runSched() {
 	}
 }
 
-func (m *Manager) onWorkerFreed(wid workerID) {
+func (m *Manager) onWorkerFreed(wid WorkerID) {
 	for e := m.schedQueue.Front(); e != nil; e = e.Next() {
 		req := e.Value.(*workerRequest)
 		var ok bool
@@ -140,7 +140,7 @@ func (m *Manager) maybeSchedRequest(req *workerRequest) (*workerResponse, error)
 	return nil, nil // put in waiting queue
 }
 
-func (m *Manager) makeResponse(wid workerID, w *workerHandle, req *workerRequest) *workerResponse {
+func (m *Manager) makeResponse(wid WorkerID, w *workerHandle, req *workerRequest) *workerResponse {
 	needRes := ResourceTable[req.taskType][m.scfg.SealProofType]
 
 	w.gpuUsed = needRes.CanGPU
@@ -186,7 +186,7 @@ func (m *Manager) makeResponse(wid workerID, w *workerHandle, req *workerRequest
 	}
 }
 
-func (m *Manager) canHandleRequest(wid workerID, w *workerHandle, req *workerRequest) (bool, error) {
+func (m *Manager) canHandleRequest(wid WorkerID, w *workerHandle, req *workerRequest) (bool, error) {
 	needRes, ok := ResourceTable[req.taskType][m.scfg.SealProofType]
 	if !ok {
 		return false, xerrors.Errorf("canHandleRequest: missing ResourceTable entry for %s/%d", req.taskType, m.scfg.SealProofType)
diff --git a/storage/sectorstorage/stats.go b/storage/sectorstorage/stats.go
new file mode 100644
index 000000000..2cae1decb
--- /dev/null
+++ b/storage/sectorstorage/stats.go
@@ -0,0 +1,22 @@
+package sectorstorage
+
+import "github.com/filecoin-project/lotus/api"
+
+func (m *Manager) WorkerStats() map[uint64]api.WorkerStats {
+	m.workersLk.Lock()
+	defer m.workersLk.Unlock()
+
+	out := map[uint64]api.WorkerStats{}
+
+	for id, handle := range m.workers {
+		out[uint64(id)] = api.WorkerStats{
+			Info:       handle.info,
+			MemUsedMin: handle.memUsedMin,
+			MemUsedMax: handle.memUsedMax,
+			GpuUsed:    handle.gpuUsed,
+			CpuUse:     handle.cpuUse,
+		}
+	}
+
+	return out
+}