updates

agent/handlers.go

@@ -221,6 +221,5 @@ func (h *SyncNetworkProbesHandler) Handle(hctx *HandlerContext) error {
 	if err != nil {
 		return err
 	}
-	slog.Info("network probes synced", "action", req.Action)
 	return hctx.SendResponse(resp, hctx.RequestID)
 }

agent/probe.go

@@ -17,21 +17,20 @@ import (
 	"github.com/henrygd/beszel/internal/entities/probe"
 )
 
-// Probe functionality overview:
 // Probes run at user-defined intervals (e.g., every 10s).
 // To keep memory usage low and constant, data is stored in two layers:
 // 1. Raw samples: The most recent individual results (kept for probeRawRetention).
-// 2. Minute buckets: A fixed-size ring buffer of 61 buckets, each representing one
+// 2. Minute buckets: A ring buffer of 61 buckets, each representing one
 //    wall-clock minute. Samples collected within the same minute are aggregated
 //    (sum, min, max, count) into a single bucket.
 //
-// Short-term requests (<= 2m) use raw samples for perfect accuracy.
+// Short-term requests (<= 70s) use raw samples.
 // Long-term requests (up to 1h) use the minute buckets to avoid storing thousands
 // of individual data points.
 
 const (
-	// probeRawRetention is the duration to keep individual samples for high-precision short-term requests
-	probeRawRetention = 70 * time.Second
+	// probeRawRetention is the duration to keep individual samples
+	probeRawRetention = 61 * time.Second
 	// probeMinuteBucketLen is the number of 1-minute buckets to keep (1 hour + 1 for partials)
 	probeMinuteBucketLen int32 = 61
 )
@@ -147,27 +146,27 @@ func (agg probeAggregate) hasData() bool {
 	return agg.totalCount > 0
 }
 
-// result converts the aggregate into the probe result slice format.
+// result converts the aggregate into the probe result format.
 func (agg probeAggregate) result() probe.Result {
 	avg := agg.avgResponse()
-	minUs := 0.0
-	if agg.successCount > 0 {
-		minUs = float64(agg.minUs)
+	result := probe.Result{
+		AvgResponse: avg,
+		MinResponse: agg.minUs,
+		MaxResponse: agg.maxUs,
+		PacketLoss:  agg.lossPercentage(),
 	}
-	return probe.Result{
-		avg,
-		minUs,
-		float64(agg.maxUs),
-		agg.lossPercentage(),
+	if agg.successCount == 0 {
+		result.MinResponse, result.MaxResponse = 0, 0
 	}
+	return result
 }
 
 // avgResponse returns the rounded average of successful samples.
-func (agg probeAggregate) avgResponse() float64 {
+func (agg probeAggregate) avgResponse() int64 {
 	if agg.successCount == 0 {
 		return 0
 	}
-	return float64(agg.sumUs / agg.successCount)
+	return agg.sumUs / agg.successCount
 
 }
 
@@ -333,7 +332,8 @@ func (pm *ProbeManager) runProbe(task *probeTask, runNow bool) {
 	}
 
 	stagger := getStagger(interval.Milliseconds())
-	slog.Info("starting probe task", "id", task.config.ID, "initial_delay", stagger.String(), "interval", interval.String())
+
+	slog.Debug("starting probe task", "target", task.config.Target, "delay", stagger.String(), "interval", interval.String())
 
 	if runNow {
 		pm.executeProbe(task)
@@ -341,10 +341,9 @@ func (pm *ProbeManager) runProbe(task *probeTask, runNow bool) {
 
 	select {
 	case <-task.cancel:
-		slog.Info("removed probe", "id", task.config.ID)
+		// slog.Info("removed probe", "target", task.config.Target)
 		return
 	case <-time.After(stagger):
-		slog.Info("initial probe execution", "id", task.config.ID)
 		pm.executeProbe(task)
 	}
 
@@ -353,16 +352,15 @@ func (pm *ProbeManager) runProbe(task *probeTask, runNow bool) {
 	for {
 		select {
 		case <-task.cancel:
-			slog.Info("removed probe", "id", task.config.ID)
+			// slog.Info("removed probe", "target", task.config.Target)
 			return
 		case <-ticker:
-			slog.Info("running probe in main loop", "id", task.config.ID, "interval", interval.String())
 			pm.executeProbe(task)
 		}
 	}
 }
 
-// getStagger returns a random duration between intervalSeconds/2 and intervalSeconds to stagger probe executions
+// getStagger returns a random duration between intervalSeconds/2 and intervalSeconds to stagger initial probe executions
 func getStagger(intervalMilli int64) time.Duration {
 	intervalMilliInt := int(intervalMilli)
 	randomDelayInt := rand.Intn(intervalMilliInt)
@@ -383,6 +381,27 @@ func (pm *ProbeManager) runProbeNow(task *probeTask) *probe.Result {
 	return &result
 }
 
+// resultLocked returns the aggregated probe result for the requested duration along with a bool indicating whether any data was available.
+func (task *probeTask) resultLocked(duration time.Duration, now time.Time) (probe.Result, bool) {
+	agg := task.aggregateLocked(duration, now)
+	hourAgg := task.aggregateLocked(time.Hour, now)
+	if !agg.hasData() {
+		return probe.Result{}, false
+	}
+
+	result := agg.result()
+
+	result.AvgResponse1h = hourAgg.avgResponse()
+	result.MinResponse1h = hourAgg.minUs
+	result.MaxResponse1h = hourAgg.maxUs
+	result.PacketLoss1h = hourAgg.lossPercentage()
+
+	if hourAgg.successCount == 0 {
+		result.MinResponse1h, result.MaxResponse1h = 0, 0
+	}
+	return result, true
+}
+
 // aggregateLocked collects probe data for the requested time window.
 func (task *probeTask) aggregateLocked(duration time.Duration, now time.Time) probeAggregate {
 	cutoff := now.Add(-duration)
@@ -393,40 +412,6 @@ func (task *probeTask) aggregateLocked(duration time.Duration, now time.Time) pr
 	return aggregateBucketsSince(task.buckets[:], cutoff, now)
 }
 
-// resultLocked returns the aggregated probe result for the requested duration along with a bool indicating whether any data was available.
-func (task *probeTask) resultLocked(duration time.Duration, now time.Time) (probe.Result, bool) {
-	agg := task.aggregateLocked(duration, now)
-	hourAgg := task.aggregateLocked(time.Hour, now)
-	if !agg.hasData() {
-		return nil, false
-	}
-
-	result := agg.result()
-
-	res := result[0]
-	res1h := hourAgg.avgResponse()
-	resMin := result[1]
-	resMin1h := float64(hourAgg.minUs)
-	resMax := result[2]
-	resMax1h := float64(hourAgg.maxUs)
-	loss := result[3]
-	loss1h := hourAgg.lossPercentage()
-
-	if hourAgg.successCount == 0 {
-		resMin1h, resMax1h = 0, 0
-	}
-	return probe.Result{
-		res,
-		res1h,
-		resMin,
-		resMin1h,
-		resMax,
-		resMax1h,
-		loss,
-		loss1h,
-	}, true
-}
-
 // aggregateSamplesSince aggregates raw samples newer than the cutoff.
 func aggregateSamplesSince(samples []probeSample, cutoff time.Time) probeAggregate {
 	agg := newProbeAggregate()
@@ -485,20 +470,26 @@ func (task *probeTask) addSampleLocked(sample probeSample) {
 
 // executeProbe runs the configured probe and records the sample.
 func (pm *ProbeManager) executeProbe(task *probeTask) {
+	// slog.Info("running probe", "id", task.config.ID, "interval", task.config.Interval)
 	var responseUs int64
+	var err error
 
 	switch task.config.Protocol {
 	case "icmp":
-		responseUs = probeICMP(task.config.Target)
+		responseUs, err = probeICMP(task.config.Target)
 	case "tcp":
-		responseUs = probeTCP(task.config.Target, task.config.Port)
+		responseUs, err = probeTCP(task.config.Target, task.config.Port)
 	case "http":
-		responseUs = probeHTTP(pm.httpClient, task.config.Target)
+		responseUs, err = probeHTTP(pm.httpClient, task.config.Target)
 	default:
 		slog.Warn("unknown probe protocol", "protocol", task.config.Protocol)
 		return
 	}
 
+	if err != nil {
+		slog.Warn("probe failed", "err", err, "target", task.config.Target, "protocol", task.config.Protocol)
+	}
+
 	sample := probeSample{
 		responseUs: responseUs,
 		timestamp:  time.Now(),
@@ -510,12 +501,12 @@ func (pm *ProbeManager) executeProbe(task *probeTask) {
 }
 
 // probeTCP measures pure TCP handshake response (excluding DNS resolution).
-// Returns -1 on failure.
-func probeTCP(target string, port uint16) int64 {
+// Returns -1 and an error on failure.
+func probeTCP(target string, port uint16) (int64, error) {
 	// Resolve DNS first, outside the timing window
 	ips, err := net.LookupHost(target)
 	if err != nil || len(ips) == 0 {
-		return -1
+		return -1, err
 	}
 	addr := net.JoinHostPort(ips[0], fmt.Sprintf("%d", port))
 
@@ -523,25 +514,25 @@ func probeTCP(target string, port uint16) int64 {
 	start := time.Now()
 	conn, err := net.DialTimeout("tcp", addr, 3*time.Second)
 	if err != nil {
-		return -1
+		return -1, err
 	}
 	conn.Close()
-	return time.Since(start).Microseconds()
+	return time.Since(start).Microseconds(), nil
 }
 
-// probeHTTP measures HTTP GET request response in microseconds. Returns -1 on failure.
-func probeHTTP(client *http.Client, url string) int64 {
+// probeHTTP measures HTTP GET request response in microseconds. Returns -1 and an error on failure.
+func probeHTTP(client *http.Client, url string) (int64, error) {
 	if client == nil {
 		client = http.DefaultClient
 	}
 	start := time.Now()
 	resp, err := client.Get(url)
 	if err != nil {
-		return -1
+		return -1, err
 	}
 	resp.Body.Close()
 	if resp.StatusCode >= 400 {
-		return -1
+		return -1, fmt.Errorf("HTTP error: %s", resp.Status)
 	}
-	return time.Since(start).Microseconds()
+	return time.Since(start).Microseconds(), nil
 }

agent/probe_ping.go

@@ -1,6 +1,7 @@
 package agent
 
 import (
+	"errors"
 	"math"
 	"net"
 	"os"
@@ -27,7 +28,7 @@ type icmpPacketConn interface {
 // icmpMethod tracks which ICMP approach to use. Once a method succeeds or
 // all native methods fail, the choice is cached so subsequent probes skip
 // the trial-and-error overhead.
-type icmpMethod int
+type icmpMethod uint8
 
 const (
 	icmpUntried      icmpMethod = iota // haven't tried yet
@@ -76,11 +77,11 @@ var (
 // Supports both IPv4 and IPv6 targets. The ICMP method (raw socket,
 // unprivileged datagram, or exec fallback) is detected once per address
 // family and cached for subsequent probes.
-// Returns response in microseconds, or -1 on failure.
-func probeICMP(target string) int64 {
-	family, ip := resolveICMPTarget(target)
-	if family == nil {
-		return -1
+// Returns response in microseconds, or -1 and an error on failure.
+func probeICMP(target string) (int64, error) {
+	family, ip, err := resolveICMPTarget(target)
+	if err != nil {
+		return -1, err
 	}
 
 	icmpModeMu.Lock()
@@ -98,30 +99,30 @@ func probeICMP(target string) int64 {
 	case icmpExecFallback:
 		return probeICMPExec(target, family.isIPv6)
 	default:
-		return -1
+		return -1, errors.New("unsupported ICMP mode")
 	}
 }
 
 // resolveICMPTarget resolves a target hostname or IP to determine the address
 // family and concrete IP address. Prefers IPv4 for dual-stack hostnames.
-func resolveICMPTarget(target string) (*icmpFamily, net.IP) {
+func resolveICMPTarget(target string) (*icmpFamily, net.IP, error) {
 	if ip := net.ParseIP(target); ip != nil {
 		if ip.To4() != nil {
-			return &icmpV4, ip.To4()
+			return &icmpV4, ip.To4(), nil
 		}
-		return &icmpV6, ip
+		return &icmpV6, ip, nil
 	}
 
 	ips, err := net.LookupIP(target)
 	if err != nil || len(ips) == 0 {
-		return nil, nil
+		return nil, nil, err
 	}
 	for _, ip := range ips {
 		if v4 := ip.To4(); v4 != nil {
-			return &icmpV4, v4
+			return &icmpV4, v4, nil
 		}
 	}
-	return &icmpV6, ips[0]
+	return &icmpV6, ips[0], nil
 }
 
 func detectICMPMode(family *icmpFamily, listen func(network, listenAddr string) (icmpPacketConn, error)) icmpMethod {
@@ -130,31 +131,28 @@ func detectICMPMode(family *icmpFamily, listen func(network, listenAddr string)
 		label = "IPv6"
 	}
 
-	if conn, err := listen(family.rawNetwork, family.listenAddr); err == nil {
+	conn, err := listen(family.rawNetwork, family.listenAddr)
+	slog.Debug("ICMP raw socket test", "family", label, "err", err)
+	if err == nil {
 		conn.Close()
-		slog.Info("ICMP probe using raw socket", "family", label)
 		return icmpRaw
-	} else {
-		slog.Debug("ICMP raw socket unavailable", "family", label, "err", err)
 	}
 
-	if conn, err := listen(family.dgramNetwork, family.listenAddr); err == nil {
+	conn, err = listen(family.dgramNetwork, family.listenAddr)
+	slog.Debug("ICMP datagram socket test", "family", label, "err", err)
+	if err == nil {
 		conn.Close()
-		slog.Info("ICMP probe using unprivileged datagram socket", "family", label)
 		return icmpDatagram
-	} else {
-		slog.Debug("ICMP datagram socket unavailable", "family", label, "err", err)
 	}
 
-	slog.Info("ICMP probe falling back to system ping command", "family", label)
 	return icmpExecFallback
 }
 
 // probeICMPNative sends an ICMP echo request using Go's x/net/icmp package.
-func probeICMPNative(network string, family *icmpFamily, dst net.Addr) int64 {
+func probeICMPNative(network string, family *icmpFamily, dst net.Addr) (int64, error) {
 	conn, err := icmp.ListenPacket(network, family.listenAddr)
 	if err != nil {
-		return -1
+		return -1, err
 	}
 	defer conn.Close()
 
@@ -170,7 +168,7 @@ func probeICMPNative(network string, family *icmpFamily, dst net.Addr) int64 {
 	}
 	msgBytes, err := msg.Marshal(nil)
 	if err != nil {
-		return -1
+		return -1, err
 	}
 
 	// Set deadline before sending
@@ -178,7 +176,7 @@ func probeICMPNative(network string, family *icmpFamily, dst net.Addr) int64 {
 
 	start := time.Now()
 	if _, err := conn.WriteTo(msgBytes, dst); err != nil {
-		return -1
+		return -1, err
 	}
 
 	// Read reply
@@ -186,23 +184,23 @@ func probeICMPNative(network string, family *icmpFamily, dst net.Addr) int64 {
 	for {
 		n, _, err := conn.ReadFrom(buf)
 		if err != nil {
-			return -1
+			return -1, err
 		}
 
 		reply, err := icmp.ParseMessage(family.proto, buf[:n])
 		if err != nil {
-			return -1
+			return -1, err
 		}
 
 		if reply.Type == family.replyType {
-			return time.Since(start).Microseconds()
+			return time.Since(start).Microseconds(), nil
 		}
 		// Ignore non-echo-reply messages (e.g. destination unreachable) and keep reading
 	}
 }
 
-// probeICMPExec falls back to the system ping command. Returns -1 on failure.
-func probeICMPExec(target string, isIPv6 bool) int64 {
+// probeICMPExec falls back to the system ping command. Returns -1 and an error on failure.
+func probeICMPExec(target string, isIPv6 bool) (int64, error) {
 	var cmd *exec.Cmd
 	switch runtime.GOOS {
 	case "windows":
@@ -211,7 +209,7 @@ func probeICMPExec(target string, isIPv6 bool) int64 {
 		} else {
 			cmd = exec.Command("ping", "-n", "1", "-w", "3000", target)
 		}
-	default: // linux, darwin, freebsd
+	default:
 		if isIPv6 {
 			cmd = exec.Command("ping", "-6", "-c", "1", "-W", "3", target)
 		} else {
@@ -224,20 +222,20 @@ func probeICMPExec(target string, isIPv6 bool) int64 {
 	if err != nil {
 		// If ping fails but we got output, still try to parse
 		if len(output) == 0 {
-			return -1
+			return -1, err
 		}
 	}
 
 	matches := pingTimeRegex.FindSubmatch(output)
 	if len(matches) >= 2 {
 		if ms, err := strconv.ParseFloat(string(matches[1]), 64); err == nil {
-			return int64(math.Round(ms * 1000))
+			return int64(math.Round(ms * 1000)), nil
 		}
 	}
 
 	// Fallback: use wall clock time if ping succeeded but parsing failed
 	if err == nil {
-		return time.Since(start).Microseconds()
+		return time.Since(start).Microseconds(), nil
 	}
-	return -1
+	return -1, err
 }

agent/probe_ping_test.go

@@ -96,21 +96,24 @@ func TestDetectICMPMode(t *testing.T) {
 
 func TestResolveICMPTarget(t *testing.T) {
 	t.Run("IPv4 literal", func(t *testing.T) {
-		family, ip := resolveICMPTarget("127.0.0.1")
+		family, ip, err := resolveICMPTarget("127.0.0.1")
+		require.NoError(t, err)
 		require.NotNil(t, family)
 		assert.False(t, family.isIPv6)
 		assert.Equal(t, "127.0.0.1", ip.String())
 	})
 
 	t.Run("IPv6 literal", func(t *testing.T) {
-		family, ip := resolveICMPTarget("::1")
+		family, ip, err := resolveICMPTarget("::1")
+		require.NoError(t, err)
 		require.NotNil(t, family)
 		assert.True(t, family.isIPv6)
 		assert.Equal(t, "::1", ip.String())
 	})
 
 	t.Run("IPv4-mapped IPv6 resolves as IPv4", func(t *testing.T) {
-		family, ip := resolveICMPTarget("::ffff:127.0.0.1")
+		family, ip, err := resolveICMPTarget("::ffff:127.0.0.1")
+		require.NoError(t, err)
 		require.NotNil(t, family)
 		assert.False(t, family.isIPv6)
 		assert.Equal(t, "127.0.0.1", ip.String())

agent/probe_test.go

@@ -24,10 +24,11 @@ func TestProbeTaskAggregateLockedUsesRawSamplesForShortWindows(t *testing.T) {
 	require.True(t, agg.hasData())
 	assert.Equal(t, int64(2), agg.totalCount)
 	assert.Equal(t, int64(1), agg.successCount)
-	assert.Equal(t, 20.0, agg.result()[0])
-	assert.Equal(t, 20.0, agg.result()[1])
-	assert.Equal(t, 20.0, agg.result()[2])
-	assert.Equal(t, 50.0, agg.result()[3])
+	result := agg.result()
+	assert.Equal(t, int64(20), result.AvgResponse)
+	assert.Equal(t, int64(20), result.MinResponse)
+	assert.Equal(t, int64(20), result.MaxResponse)
+	assert.Equal(t, 50.0, result.PacketLoss)
 }
 
 func TestProbeTaskAggregateLockedUsesMinuteBucketsForLongWindows(t *testing.T) {
@@ -44,10 +45,11 @@ func TestProbeTaskAggregateLockedUsesMinuteBucketsForLongWindows(t *testing.T) {
 	require.True(t, agg.hasData())
 	assert.Equal(t, int64(4), agg.totalCount)
 	assert.Equal(t, int64(3), agg.successCount)
-	assert.Equal(t, 30.0, agg.result()[0])
-	assert.Equal(t, 20.0, agg.result()[1])
-	assert.Equal(t, 40.0, agg.result()[2])
-	assert.Equal(t, 25.0, agg.result()[3])
+	result := agg.result()
+	assert.Equal(t, int64(30), result.AvgResponse)
+	assert.Equal(t, int64(20), result.MinResponse)
+	assert.Equal(t, int64(40), result.MaxResponse)
+	assert.Equal(t, 25.0, result.PacketLoss)
 }
 
 func TestProbeTaskAddSampleLockedTrimsRawSamplesButKeepsBucketHistory(t *testing.T) {
@@ -64,10 +66,11 @@ func TestProbeTaskAddSampleLockedTrimsRawSamplesButKeepsBucketHistory(t *testing
 	require.True(t, agg.hasData())
 	assert.Equal(t, int64(2), agg.totalCount)
 	assert.Equal(t, int64(2), agg.successCount)
-	assert.Equal(t, 15.0, agg.result()[0])
-	assert.Equal(t, 10.0, agg.result()[1])
-	assert.Equal(t, 20.0, agg.result()[2])
-	assert.Equal(t, 0.0, agg.result()[3])
+	result := agg.result()
+	assert.Equal(t, int64(15), result.AvgResponse)
+	assert.Equal(t, int64(10), result.MinResponse)
+	assert.Equal(t, int64(20), result.MaxResponse)
+	assert.Equal(t, 0.0, result.PacketLoss)
 }
 
 func TestProbeManagerGetResultsIncludesHourResponseRange(t *testing.T) {
@@ -84,13 +87,14 @@ func TestProbeManagerGetResultsIncludesHourResponseRange(t *testing.T) {
 	results := pm.GetResults(uint16(time.Minute / time.Millisecond))
 	result, ok := results["probe-1"]
 	require.True(t, ok)
-	require.Len(t, result, 6)
-	assert.Equal(t, 30.0, result[0])
-	assert.Equal(t, 25.0, result[1])
-	assert.Equal(t, 10.0, result[2])
-	assert.Equal(t, 40.0, result[3])
-	assert.Equal(t, 50.0, result[4])
-	assert.Equal(t, 20.0, result[5])
+	assert.Equal(t, int64(30), result.AvgResponse)
+	assert.Equal(t, int64(25), result.AvgResponse1h)
+	assert.Equal(t, int64(30), result.MinResponse)
+	assert.Equal(t, int64(10), result.MinResponse1h)
+	assert.Equal(t, int64(30), result.MaxResponse)
+	assert.Equal(t, int64(40), result.MaxResponse1h)
+	assert.Equal(t, 50.0, result.PacketLoss)
+	assert.Equal(t, 20.0, result.PacketLoss1h)
 }
 
 func TestProbeManagerGetResultsIncludesLossOnlyHourData(t *testing.T) {
@@ -104,13 +108,14 @@ func TestProbeManagerGetResultsIncludesLossOnlyHourData(t *testing.T) {
 	results := pm.GetResults(uint16(time.Minute / time.Millisecond))
 	result, ok := results["probe-1"]
 	require.True(t, ok)
-	require.Len(t, result, 6)
-	assert.Equal(t, 0.0, result[0])
-	assert.Equal(t, 0.0, result[1])
-	assert.Equal(t, 0.0, result[2])
-	assert.Equal(t, 0.0, result[3])
-	assert.Equal(t, 100.0, result[4])
-	assert.Equal(t, 100.0, result[5])
+	assert.Equal(t, int64(0), result.AvgResponse)
+	assert.Equal(t, int64(0), result.AvgResponse1h)
+	assert.Equal(t, int64(0), result.MinResponse)
+	assert.Equal(t, int64(0), result.MinResponse1h)
+	assert.Equal(t, int64(0), result.MaxResponse)
+	assert.Equal(t, int64(0), result.MaxResponse1h)
+	assert.Equal(t, 100.0, result.PacketLoss)
+	assert.Equal(t, 100.0, result.PacketLoss1h)
 }
 
 func TestProbeConfigResultKeyUsesSyncedID(t *testing.T) {
@@ -207,10 +212,9 @@ func TestProbeManagerApplySyncUpsertRunsImmediatelyAndReturnsResult(t *testing.T
 	defer pm.Stop()
 
 	require.NoError(t, err)
-	require.Len(t, resp.Result, 6)
-	assert.GreaterOrEqual(t, resp.Result[0], 0.0)
-	assert.Equal(t, 0.0, resp.Result[4])
-	assert.Equal(t, 0.0, resp.Result[5])
+	assert.GreaterOrEqual(t, resp.Result.AvgResponse, int64(0))
+	assert.Equal(t, 0.0, resp.Result.PacketLoss)
+	assert.Equal(t, 0.0, resp.Result.PacketLoss1h)
 
 	task := pm.probes["probe-1"]
 	require.NotNil(t, task)
@@ -252,7 +256,7 @@ func TestProbeManagerUpsertProbeKeepsHistoryWhenOnlyIntervalChanges(t *testing.T
 	require.True(t, agg.hasData())
 	assert.Equal(t, int64(2), agg.totalCount)
 	assert.Equal(t, int64(2), agg.successCount)
-	assert.Equal(t, 18.0, agg.avgResponse())
+	assert.Equal(t, int64(18), agg.avgResponse())
 
 	select {
 	case <-existingTask.cancel:
@@ -299,7 +303,8 @@ func TestProbeHTTP(t *testing.T) {
 		}))
 		defer server.Close()
 
-		responseUs := probeHTTP(server.Client(), server.URL)
+		responseUs, err := probeHTTP(server.Client(), server.URL)
+		require.NoError(t, err)
 		assert.GreaterOrEqual(t, responseUs, int64(0))
 	})
 
@@ -309,7 +314,9 @@ func TestProbeHTTP(t *testing.T) {
 		}))
 		defer server.Close()
 
-		assert.Equal(t, int64(-1), probeHTTP(server.Client(), server.URL))
+		responseUs, err := probeHTTP(server.Client(), server.URL)
+		assert.Equal(t, int64(-1), responseUs)
+		require.Error(t, err)
 	})
 }
 
@@ -329,7 +336,8 @@ func TestProbeTCP(t *testing.T) {
 		}()
 
 		port := uint16(listener.Addr().(*net.TCPAddr).Port)
-		responseUs := probeTCP("127.0.0.1", port)
+		responseUs, err := probeTCP("127.0.0.1", port)
+		require.NoError(t, err)
 		assert.GreaterOrEqual(t, responseUs, int64(0))
 		<-accepted
 	})
@@ -341,6 +349,8 @@ func TestProbeTCP(t *testing.T) {
 		port := uint16(listener.Addr().(*net.TCPAddr).Port)
 		require.NoError(t, listener.Close())
 
-		assert.Equal(t, int64(-1), probeTCP("127.0.0.1", port))
+		responseUs, err := probeTCP("127.0.0.1", port)
+		assert.Equal(t, int64(-1), responseUs)
+		require.Error(t, err)
 	})
 }

internal/entities/probe/probe.go

@@ -51,14 +51,15 @@ type SyncResponse struct {
 // 6: packet loss percentage (0-100)
 //
 // 7: 1h packet loss percentage (0-100)
-type Result []float64
-
-// Get returns the value at the specified index or 0 if the index is out of range.
-func (r Result) Get(index int) float64 {
-	if index < len(r) {
-		return r[index]
-	}
-	return 0
+type Result struct {
+	AvgResponse   int64   `cbor:"0,keyasint,omitempty"`
+	AvgResponse1h int64   `cbor:"1,keyasint,omitempty"`
+	MinResponse   int64   `cbor:"2,keyasint,omitempty"`
+	MinResponse1h int64   `cbor:"3,keyasint,omitempty"`
+	MaxResponse   int64   `cbor:"4,keyasint,omitempty"`
+	MaxResponse1h int64   `cbor:"5,keyasint,omitempty"`
+	PacketLoss    float64 `cbor:"6,keyasint,omitempty"`
+	PacketLoss1h  float64 `cbor:"7,keyasint,omitempty"`
 }
 
 // Stats holds only 1m values for a single target, which are used for charts.
@@ -74,9 +75,9 @@ type Stats []float64
 
 func (s Stats) FromResult(result Result) Stats {
 	return Stats{
-		result.Get(0), // avg response
-		result.Get(2), // min response
-		result.Get(4), // max response
-		result.Get(6), // packet loss
+		float64(result.AvgResponse),
+		float64(result.MinResponse),
+		float64(result.MaxResponse),
+		result.PacketLoss,
 	}
 }

internal/hub/probes.go

@@ -12,7 +12,12 @@ import (
 
 // generateProbeID creates a stable hash ID for a probe based on its configuration and the system it belongs to.
 func generateProbeID(systemId string, config probe.Config) string {
-	return systems.MakeStableHashId(systemId, config.Target, config.Protocol, strconv.FormatUint(uint64(config.Port), 10))
+	args := []string{systemId, config.Target, config.Protocol}
+	// only use port for TCP probes, since for other protocols it's not relevant as standalone value
+	if config.Protocol == "tcp" {
+		args = append(args, strconv.FormatUint(uint64(config.Port), 10))
+	}
+	return systems.MakeStableHashId(args...)
 }
 
 // bindNetworkProbesEvents keeps probe records and agent probe state in sync.
@@ -48,6 +53,10 @@ func bindNetworkProbesEvents(hub *Hub) {
 	// record with the new ID and delete the old one. Otherwise, just update the existing probe on the agent.
 	hub.OnRecordUpdateRequest("network_probes").BindFunc(func(e *core.RecordRequestEvent) error {
 		systemID := e.Record.GetString("system")
+		// only tcp uses port - set other protocols port to zero
+		if e.Record.GetString("protocol") != "tcp" {
+			e.Record.Set("port", 0)
+		}
 		ID := generateProbeID(systemID, *probeConfigFromRecord(e.Record))
 		if ID != e.Record.Id {
 			newRecord := copyProbeToNewRecord(e.Record, ID)
@@ -96,14 +105,12 @@ func probeConfigFromRecord(record *core.Record) *probe.Config {
 
 // setProbeResultFields stores the latest probe result values on the record.
 func setProbeResultFields(record *core.Record, result probe.Result) {
-	now := time.Now().UTC()
-	nowString := now.Format(types.DefaultDateLayout)
-	record.Set("res", result.Get(0))
-	record.Set("resAvg1h", result.Get(1))
-	record.Set("resMin1h", result.Get(3))
-	record.Set("resMax1h", result.Get(5))
-	// record.Set("loss", result.Get(4))
-	record.Set("loss1h", result.Get(7))
+	nowString := time.Now().UTC().Format(types.DefaultDateLayout)
+	record.Set("res", result.AvgResponse)
+	record.Set("resAvg1h", result.AvgResponse1h)
+	record.Set("resMin1h", result.MinResponse1h)
+	record.Set("resMax1h", result.MaxResponse1h)
+	record.Set("loss1h", result.PacketLoss1h)
 	record.Set("updated", nowString)
 }
 
@@ -113,8 +120,11 @@ func setProbeResultFields(record *core.Record, result probe.Result) {
 func copyProbeToNewRecord(oldRecord *core.Record, newID string) *core.Record {
 	collection := oldRecord.Collection()
 	newRecord := core.NewRecord(collection)
-	newRecord.Load(oldRecord.FieldsData())
-	newRecord.Set("id", newID)
+	newRecord.Id = newID
+	fields := []string{"system", "name", "target", "protocol", "port", "interval", "enabled"}
+	for _, field := range fields {
+		newRecord.Set(field, oldRecord.Get(field))
+	}
 	return newRecord
 }
 

internal/hub/probes_test.go

@@ -4,7 +4,9 @@ import (
 	"testing"
 
 	"github.com/henrygd/beszel/internal/entities/probe"
+	"github.com/pocketbase/pocketbase/core"
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestGenerateProbeID(t *testing.T) {
@@ -20,10 +22,21 @@ func TestGenerateProbeID(t *testing.T) {
 			config: probe.Config{
 				Protocol: "http",
 				Target:   "example.com",
-				Port:     80,
+				Port:     0,
 				Interval: 60,
 			},
-			expected: "de7b3647",
+			expected: "a20a5827",
+		},
+		{
+			name:     "HTTP probe on example.com with different port",
+			systemID: "sys123",
+			config: probe.Config{
+				Protocol: "http",
+				Target:   "example.com",
+				Port:     8080,
+				Interval: 60,
+			},
+			expected: "a20a5827",
 		},
 		{
 			name:     "HTTP probe on example.com with different system ID",
@@ -34,7 +47,7 @@ func TestGenerateProbeID(t *testing.T) {
 				Port:     80,
 				Interval: 60,
 			},
-			expected: "be9e2707",
+			expected: "ab602ae7",
 		},
 		{
 			name:     "Same probe, different interval",
@@ -45,7 +58,7 @@ func TestGenerateProbeID(t *testing.T) {
 				Port:     80,
 				Interval: 120,
 			},
-			expected: "be9e2707",
+			expected: "ab602ae7",
 		},
 		{
 			name:     "ICMP probe on 1.1.1.1",
@@ -56,7 +69,7 @@ func TestGenerateProbeID(t *testing.T) {
 				Port:     0,
 				Interval: 10,
 			},
-			expected: "49ec14fc",
+			expected: "6d13a4a4",
 		}, {
 			name:     "ICMP probe on 1.1.1.1 with different system ID",
 			systemID: "sys4567",
@@ -66,7 +79,7 @@ func TestGenerateProbeID(t *testing.T) {
 				Port:     0,
 				Interval: 10,
 			},
-			expected: "84921aa3",
+			expected: "ddd6c81",
 		},
 		{
 			name:     "TCP probe on example.com with port 443",
@@ -99,3 +112,44 @@ func TestGenerateProbeID(t *testing.T) {
 		})
 	}
 }
+
+func TestCopyProbeToNewRecordDropsResultFields(t *testing.T) {
+	hub, testApp, err := createTestHub(t)
+	require.NoError(t, err)
+	defer cleanupTestHub(hub, testApp)
+
+	collection, err := hub.FindCachedCollectionByNameOrId("network_probes")
+	require.NoError(t, err)
+
+	oldRecord := core.NewRecord(collection)
+	oldRecord.Load(map[string]any{
+		"system":   "sys123",
+		"name":     "Example",
+		"target":   "https://example.com",
+		"protocol": "http",
+		"port":     443,
+		"interval": 60,
+		"enabled":  true,
+		"res":      1200,
+		"resAvg1h": 1300,
+		"resMin1h": 900,
+		"resMax1h": 1600,
+		"loss1h":   5,
+		"updated":  "2026-04-29 12:00:00.000Z",
+	})
+
+	newRecord := copyProbeToNewRecord(oldRecord, "next12345")
+
+	assert.Equal(t, "next12345", newRecord.Id)
+	assert.Equal(t, "Example", newRecord.GetString("name"))
+	assert.Equal(t, "https://example.com", newRecord.GetString("target"))
+	assert.Equal(t, "http", newRecord.GetString("protocol"))
+	assert.Equal(t, 443, newRecord.GetInt("port"))
+	assert.True(t, newRecord.GetBool("enabled"))
+	assert.Zero(t, newRecord.GetFloat("res"))
+	assert.Zero(t, newRecord.GetFloat("resAvg1h"))
+	assert.Zero(t, newRecord.GetFloat("resMin1h"))
+	assert.Zero(t, newRecord.GetFloat("resMax1h"))
+	assert.Zero(t, newRecord.GetFloat("loss1h"))
+	assert.Equal(t, "", newRecord.GetString("updated"))
+}

internal/hub/systems/system.go

@@ -320,7 +320,7 @@ func updateNetworkProbesRecords(app core.App, probeResults map[string]probe.Resu
 		return nil
 	}
 	var err error
-	probeCollectionName := "network_probes"
+	const probeCollectionName = "network_probes"
 
 	// If realtime updates are active, we save via PocketBase records to trigger realtime events.
 	// Otherwise we can do a more efficient direct update via SQL
@@ -345,14 +345,14 @@ func updateNetworkProbesRecords(app core.App, probeResults map[string]probe.Resu
 	}
 
 	// update network_probes records
-	for id, values := range probeResults {
+	for id, result := range probeResults {
 		probeData := map[string]any{
 			"id":       id,
-			"res":      values.Get(0),
-			"resAvg1h": values.Get(1),
-			"resMin1h": values.Get(3),
-			"resMax1h": values.Get(5),
-			"loss1h":   values.Get(7),
+			"res":      result.AvgResponse,
+			"resAvg1h": result.AvgResponse1h,
+			"resMin1h": result.MinResponse1h,
+			"resMax1h": result.MaxResponse1h,
+			"loss1h":   result.PacketLoss1h,
 			"updated":  nowString,
 		}
 		switch realtimeActive {
@@ -372,12 +372,12 @@ func updateNetworkProbesRecords(app core.App, probeResults map[string]probe.Resu
 	}
 
 	// handle stats collection as well
-	statsCollectionName := "network_probe_stats"
+	const statsCollectionName = "network_probe_stats"
 
 	// we don't need the hour values for the stats collection
 	stats := make(map[string]probe.Stats, len(probeResults))
-	for key, values := range probeResults {
-		stats[key] = probe.Stats{}.FromResult(values)
+	for key, result := range probeResults {
+		stats[key] = probe.Stats{}.FromResult(result)
 	}
 
 	statsRecordData := map[string]any{

internal/hub/systems/system_probes.go

@@ -24,7 +24,7 @@ func (sys *System) UpsertNetworkProbe(config probe.Config, runNow bool) (*probe.
 	if err != nil {
 		return nil, err
 	}
-	if len(resp.Result) == 0 {
+	if resp.Result == (probe.Result{}) {
 		return nil, nil
 	}
 	result := resp.Result

internal/records/probe_averaging_test.go

@@ -32,13 +32,13 @@ func TestAverageProbeStats(t *testing.T) {
 	recordA, err := tests.CreateRecord(hub, "network_probe_stats", map[string]any{
 		"system": system.Id,
 		"type":   "1m",
-		"stats":  `{"icmp:1.1.1.1":[10,80,8,14,1]}`,
+		"stats":  `{"icmp:1.1.1.1":[10,5,20,1.5]}`,
 	})
 	require.NoError(t, err)
 	recordB, err := tests.CreateRecord(hub, "network_probe_stats", map[string]any{
 		"system": system.Id,
 		"type":   "1m",
-		"stats":  `{"icmp:1.1.1.1":[40,100,9,50,5]}`,
+		"stats":  `{"icmp:1.1.1.1":[22.5,10,60,0]}`,
 	})
 	require.NoError(t, err)
 
@@ -49,10 +49,9 @@ func TestAverageProbeStats(t *testing.T) {
 
 	stats, ok := result["icmp:1.1.1.1"]
 	require.True(t, ok)
-	require.Len(t, stats, 5)
-	assert.Equal(t, 25.0, stats[0])
-	assert.Equal(t, 90.0, stats[1])
-	assert.Equal(t, 8.0, stats[2])
-	assert.Equal(t, 50.0, stats[3])
-	assert.Equal(t, 3.0, stats[4])
+	require.Len(t, stats, 4)
+	assert.InDelta(t, 16.25, stats[0], 0.001) // avg of avg
+	assert.InDelta(t, 5, stats[1], 0.001)     // min of mins
+	assert.InDelta(t, 60, stats[2], 0.001)    // max of maxes
+	assert.InDelta(t, 0.75, stats[3], 0.001)  // avg of packet loss
 }

internal/records/records.go

@@ -532,9 +532,9 @@ func AverageContainerStatsSlice(records [][]container.Stats) []container.Stats {
 
 // AverageProbeStats averages probe stats across multiple records.
 // For each probe key: avg of average fields, min of mins, and max of maxes.
-func (rm *RecordManager) AverageProbeStats(db dbx.Builder, records RecordIds) map[string]probe.Result {
+func (rm *RecordManager) AverageProbeStats(db dbx.Builder, records RecordIds) map[string]probe.Stats {
 	type probeValues struct {
-		sums   probe.Result
+		sums   probe.Stats
 		counts []int
 	}
 
@@ -546,18 +546,18 @@ func (rm *RecordManager) AverageProbeStats(db dbx.Builder, records RecordIds) ma
 	for _, rec := range records {
 		row.Stats = row.Stats[:0]
 		query.Bind(dbx.Params{"id": rec.Id}).One(&row)
-		var rawStats map[string]probe.Result
+		var rawStats map[string]probe.Stats
 		if err := json.Unmarshal(row.Stats, &rawStats); err != nil {
 			continue
 		}
 		for key, vals := range rawStats {
 			s, ok := sums[key]
 			if !ok {
-				s = &probeValues{sums: make(probe.Result, len(vals)), counts: make([]int, len(vals))}
+				s = &probeValues{sums: make(probe.Stats, len(vals)), counts: make([]int, len(vals))}
 				sums[key] = s
 			}
 			if len(vals) > len(s.sums) {
-				expandedSums := make(probe.Result, len(vals))
+				expandedSums := make(probe.Stats, len(vals))
 				copy(expandedSums, s.sums)
 				s.sums = expandedSums
 
@@ -584,7 +584,7 @@ func (rm *RecordManager) AverageProbeStats(db dbx.Builder, records RecordIds) ma
 	}
 
 	// compute final averages
-	result := make(map[string]probe.Result, len(sums))
+	result := make(map[string]probe.Stats, len(sums))
 	for key, s := range sums {
 		if len(s.counts) == 0 {
 			continue

internal/site/src/components/network-probes-table/network-probes-columns.tsx

@@ -1,6 +1,6 @@
 import type { CellContext, Column, ColumnDef } from "@tanstack/react-table"
 import { Button } from "@/components/ui/button"
-import { cn, copyToClipboard, formatMicroseconds, hourWithSeconds } from "@/lib/utils"
+import { cn, copyToClipboard, decimalString, formatMicroseconds, hourWithSeconds } from "@/lib/utils"
 import {
 	GlobeIcon,
 	TimerIcon,
@@ -33,11 +33,12 @@ import { SystemStatus } from "@/lib/enums"
 import { Checkbox } from "@/components/ui/checkbox"
 import { useMemo } from "react"
 import { formatBulkProbeLine } from "@/components/network-probes-table/probe-dialog"
+import { Badge } from "../ui/badge"
 
 const protocolColors: Record<string, string> = {
-	icmp: "bg-blue-500/15 text-blue-400",
-	tcp: "bg-purple-500/15 text-purple-400",
-	http: "bg-green-500/15 text-green-400",
+	icmp: "bg-blue-500/15! text-blue-600 dark:text-blue-400",
+	tcp: "bg-purple-500/15! text-purple-600 dark:text-purple-400",
+	http: "bg-green-500/15! text-green-700 dark:text-green-400",
 }
 
 const SYSTEM_STATUS_COLORS = {
@@ -97,9 +98,17 @@ export function getProbeColumns(
 			header: ({ column }) => <HeaderButton column={column} name={t`Name`} Icon={NetworkIcon} />,
 			cell: ({ row, getValue }) => {
 				const probe = row.original
+				const { status } = useStore($allSystemsById)[probe.system] || {}
+
+				let color = "bg-green-500"
+				if (!probe.enabled || status === SystemStatus.Paused) {
+					color = "bg-primary/40"
+				} else if (status === SystemStatus.Down || status === SystemStatus.Pending) {
+					color = "bg-yellow-500"
+				}
 				return (
 					<div className="ms-1.5 max-w-40 flex gap-2 items-center tabular-nums">
-						<span className={cn("shrink-0 size-2 rounded-full", probe.enabled ? "bg-green-500" : "bg-primary/40")} />
+						<span className={cn("shrink-0 size-2 rounded-full", color)} />
 						<div className="relative w-fit min-w-0 max-w-full">
 							<span className="invisible block overflow-hidden whitespace-nowrap" aria-hidden="true">
 								{longestName}
@@ -117,7 +126,11 @@ export function getProbeColumns(
 				const allSystems = $allSystemsById.get()
 				const systemNameA = allSystems[a.original.system]?.name ?? ""
 				const systemNameB = allSystems[b.original.system]?.name ?? ""
-				return systemNameA.localeCompare(systemNameB)
+				const primary = systemNameA.localeCompare(systemNameB)
+				if (primary !== 0) {
+					return primary
+				}
+				return (a.original.name || a.original.target).localeCompare(b.original.name || b.original.target)
 			},
 			header: ({ column }) => <HeaderButton column={column} name={t`System`} Icon={ServerIcon} />,
 			cell: ({ getValue }) => {
@@ -162,16 +175,13 @@ export function getProbeColumns(
 			header: ({ column }) => <HeaderButton column={column} name={t`Protocol`} Icon={ArrowLeftRightIcon} />,
 			cell: ({ getValue }) => {
 				const protocol = getValue() as string
-				return (
-					<span className={cn("ms-1.5 px-2 py-0.5 rounded text-xs font-medium uppercase", protocolColors[protocol])}>
-						{protocol}
-					</span>
-				)
+				return <Badge className={cn("uppercase", protocolColors[protocol])}>{protocol}</Badge>
 			},
 		},
 		{
 			id: "interval",
 			accessorFn: (record) => record.interval,
+			invertSorting: true,
 			header: ({ column }) => <HeaderButton column={column} name={t`Interval`} Icon={RefreshCwIcon} />,
 			cell: ({ getValue }) => <span className="ms-1.5 tabular-nums">{getValue() as number}s</span>,
 		},
@@ -226,7 +236,7 @@ export function getProbeColumns(
 				return (
 					<span className="ms-1.5 tabular-nums flex gap-2 items-center">
 						<span className={cn("shrink-0 size-2 rounded-full", color)} />
-						{loss1h}%
+						{loss1h === 100 ? loss1h : decimalString(loss1h, loss1h >= 10 ? 1 : 2)}%
 					</span>
 				)
 			},

internal/site/src/components/network-probes-table/network-probes-table.tsx

@@ -37,7 +37,7 @@ import { $allSystemsById, $chartTime, $direction } from "@/lib/stores"
 import { cn, isVisuallyLonger, useBrowserStorage } from "@/lib/utils"
 import type { NetworkProbeRecord } from "@/types"
 import { AddProbeDialog, EditProbeDialog } from "./probe-dialog"
-import { XIcon } from "lucide-react"
+import { ArrowLeftRightIcon, EthernetPortIcon, GlobeIcon, ServerIcon, XIcon } from "lucide-react"
 import { Sheet, SheetContent, SheetDescription, SheetHeader, SheetTitle } from "@/components/ui/sheet"
 import ChartTimeSelect from "@/components/charts/chart-time-select"
 import { LossChart, AvgMinMaxResponseChart } from "@/components/routes/system/charts/probes-charts"
@@ -501,16 +501,20 @@ function NetworkProbeSheetContent({
 				<SheetHeader className="mb-0 border-b p-0 pb-4">
 					<SheetTitle>{probeLabel}</SheetTitle>
 					<SheetDescription className="flex flex-wrap items-center gap-x-2 gap-y-1">
+						<ServerIcon className="size-3.5 text-muted-foreground" />
 						<Link className="hover:underline" href={getPagePath($router, "system", { id: system?.id ?? "" })}>
 							{system?.name ?? ""}
 						</Link>
 						<Separator orientation="vertical" className="h-2.5 bg-muted-foreground opacity-70" />
+						<ArrowLeftRightIcon className="size-3.5 text-muted-foreground" />
 						{probe.protocol.toUpperCase()}
 						<Separator orientation="vertical" className="h-2.5 bg-muted-foreground opacity-70" />
+						<GlobeIcon className="size-3.5 text-muted-foreground" />
 						{probe.target}
-						{probe.port > 0 && (
+						{probe.protocol === "tcp" && probe.port > 0 && (
 							<>
 								<Separator orientation="vertical" className="h-2.5 bg-muted-foreground opacity-70" />
+								<EthernetPortIcon className="size-3.5 text-muted-foreground" />
 								<span>{probe.port}</span>
 							</>
 						)}

internal/site/src/components/network-probes-table/probe-dialog.tsx

@@ -40,7 +40,7 @@ type NormalizedProbeValues = Omit<ProbeValues, "system" | "interval"> & {
 
 type BulkProbeLineSource = Pick<NetworkProbeRecord, "target" | "protocol" | "port" | "interval" | "name">
 
-const defaultInterval = 20
+const defaultInterval = 30
 
 const ProbeProtocolSchema = v.picklist(["icmp", "tcp", "http"])
 
@@ -58,15 +58,19 @@ const NormalizedProbeValuesSchema = v.pipe(
 	}),
 	v.transform((input): NormalizedProbeValues => {
 		let { protocol, port } = input
-		if (protocol === "icmp") {
+		let httpTarget = input.target
+		if (protocol === "icmp" || protocol === "http") {
+			if (protocol === "http") {
+				httpTarget = normalizeHttpTarget(input.target, port)
+			}
 			port = 0
-		} else if ((protocol === "tcp" || protocol === "http") && !port) {
+		} else if (protocol === "tcp" && !port) {
 			port = 443
 		}
 		return {
 			// HTTP probes may be entered as bare hostnames, so normalize them to a
 			// scheme-bearing URL before the payload is sent to PocketBase.
-			target: protocol === "http" ? normalizeHttpTarget(input.target, port) : input.target,
+			target: protocol === "http" ? httpTarget : input.target,
 			protocol,
 			port,
 			interval: input.interval,
@@ -75,7 +79,7 @@ const NormalizedProbeValuesSchema = v.pipe(
 	}),
 	v.forward(
 		v.check((input) => {
-			if (input.protocol === "icmp") {
+			if (input.protocol === "icmp" || input.protocol === "http") {
 				return input.port === 0
 			}
 
@@ -95,12 +99,31 @@ const BulkProbeSchema = v.object({
 	name: v.optional(v.pipe(v.string(), v.trim())),
 })
 
-function normalizeHttpTarget(target: string, port: number) {
-	if (/^https?:\/\//i.test(target)) {
+function normalizeHttpTarget(target: string, port = 0) {
+	const useExplicitPort = port > 0 && port !== 80 && port !== 443
+	const hasOriginOnlyTarget = /^https?:\/\/[^/?#]+$/i.test(target)
+	if (!/^https?:\/\//i.test(target)) {
+		const scheme = port === 80 ? "http" : "https"
+		return `${scheme}://${target}${useExplicitPort ? `:${port}` : ""}`
+	}
+
+	let parsedUrl: URL
+	try {
+		parsedUrl = new URL(target)
+	} catch {
 		return target
 	}
 
-	return `${port === 443 ? "https" : "http"}://${target}`
+	if (!parsedUrl.port && useExplicitPort) {
+		parsedUrl.port = `${port}`
+	}
+
+	// avoid converting "http://localhost:8090" to "http://localhost:8090/" - keep the original formatting if the URL is just an origin
+	if (hasOriginOnlyTarget && parsedUrl.pathname === "/" && !parsedUrl.search && !parsedUrl.hash) {
+		return parsedUrl.origin
+	}
+
+	return parsedUrl.toString()
 }
 
 function trimTrailingEmptyFields(fields: string[]) {
@@ -152,12 +175,13 @@ function parseBulkProbeLine(line: string, lineNumber: number, system: string) {
 	if (!parsed.success) {
 		throw new Error(`Line ${lineNumber}: ${parsed.issues[0]?.message || "invalid probe entry"}`)
 	}
+	const protocol = (parsed.output.protocol?.toLowerCase() ||
+		(/^https?:\/\//i.test(parsed.output.target) ? "http" : "icmp")) as ProbeProtocol
 
 	return buildProbePayload({
 		system,
 		target: parsed.output.target,
-		protocol: (parsed.output.protocol?.toLowerCase() ||
-			(/^https?:\/\//i.test(parsed.output.target) ? "http" : "icmp")) as ProbeProtocol,
+		protocol,
 		port: parsed.output.port ? Number(parsed.output.port) : 0,
 		interval: parsed.output.interval || `${defaultInterval}`,
 		name: parsed.output.name || undefined,
@@ -165,7 +189,7 @@ function parseBulkProbeLine(line: string, lineNumber: number, system: string) {
 }
 
 export function formatBulkProbeLine(probe: BulkProbeLineSource) {
-	const port = probe.protocol === "icmp" || probe.port === 443 ? "" : `${probe.port}`
+	const port = probe.protocol !== "tcp" || probe.port === 443 ? "" : `${probe.port}`
 	const interval = probe.interval === defaultInterval ? "" : `${probe.interval}`
 	return trimTrailingEmptyFields([probe.target, probe.protocol, port, interval, probe.name?.trim() || ""]).join(",")
 }
@@ -402,9 +426,7 @@ function ProbeDialogContent({
 }) {
 	const [protocol, setProtocol] = useState<ProbeProtocol>(probe?.protocol ?? "icmp")
 	const [target, setTarget] = useState(probe?.target ?? "")
-	const [port, setPort] = useState(
-		(probe?.protocol === "tcp" || probe?.protocol === "http") && probe.port ? String(probe.port) : ""
-	)
+	const [port, setPort] = useState(probe?.protocol === "tcp" && probe.port ? String(probe.port) : "")
 	const [probeInterval, setProbeInterval] = useState(String(probe?.interval ?? defaultInterval))
 	const [name, setName] = useState(probe?.name ?? "")
 	const [loading, setLoading] = useState(false)
@@ -423,7 +445,7 @@ function ProbeDialogContent({
 
 		setProtocol(probe?.protocol ?? "icmp")
 		setTarget(probe?.target ?? "")
-		setPort((probe?.protocol === "tcp" || probe?.protocol === "http") && probe.port ? String(probe.port) : "")
+		setPort(probe?.protocol === "tcp" && probe.port ? String(probe.port) : "")
 		setProbeInterval(String(probe?.interval ?? defaultInterval))
 		setName(probe?.name ?? "")
 		setSelectedSystemId(probe?.system ?? "")
@@ -444,7 +466,7 @@ function ProbeDialogContent({
 					system: selectedSystem,
 					target,
 					protocol,
-					port: protocol === "tcp" || protocol === "http" ? Number(port) : 0,
+					port: protocol === "tcp" ? Number(port) : 0,
 					interval: probeInterval,
 					name,
 				},
@@ -500,7 +522,7 @@ function ProbeDialogContent({
 					<Input
 						value={target}
 						onChange={(e) => setTarget(e.target.value)}
-						placeholder={protocol === "http" ? "https://example.com" : "1.1.1.1"}
+						placeholder={protocol === "http" ? "http://localhost:8090" : "1.1.1.1"}
 						required
 					/>
 				</div>
@@ -520,7 +542,7 @@ function ProbeDialogContent({
 						</SelectContent>
 					</Select>
 				</div>
-				{(protocol === "tcp" || protocol === "http") && (
+				{protocol === "tcp" && (
 					<div className="grid gap-2">
 						<Label>
 							<Trans>Port</Trans>

internal/site/src/components/routes/system/charts/probes-charts.tsx

@@ -81,7 +81,7 @@ function ProbeChart({
 		return probeStats.filter((record) => visibleKeys.some((id) => record.stats?.[id] != null))
 	}, [probeStats, visibleKeys])
 
-	const legend = dataPoints.length < 10 && dataPoints.length > 1
+	const legend = dataPoints.length < 10 && showFilter
 
 	return (
 		<ChartCard

internal/site/src/lib/use-network-probes.ts

@@ -116,6 +116,18 @@ export function useNetworkProbeStats(props: UseNetworkProbeStatsProps) {
 	const [probeStats, setProbeStats] = useState<NetworkProbeStatsRecord[]>([])
 	const requestID = useRef(0)
 
+	useEffect(() => {
+		if (!systemId) {
+			setProbeStats([])
+			return
+		}
+		if (chartTime === "1m") {
+			setProbeStats(getCacheValue(systemId, "rt"))
+			return
+		}
+		setProbeStats(getCacheValue(systemId, chartTime))
+	}, [systemId, chartTime])
+
 	// fetch missing probe stats on load and when chart time changes
 	useEffect(() => {
 		if (!systemId || !chartTime || chartTime === "1m") {
@@ -148,7 +160,7 @@ export function useNetworkProbeStats(props: UseNetworkProbeStatsProps) {
 				setProbeStats(newStats)
 			}
 		)
-	}, [chartTime])
+	}, [systemId, chartTime])
 
 	// Subscribe to new probe stats on non-1m chart times (1h, 12h, etc)
 	useEffect(() => {
@@ -216,20 +228,11 @@ export function useNetworkProbeStats(props: UseNetworkProbeStatsProps) {
 
 	return probeStats
 }
-// function probesToStats(probes: NetworkProbeRecord[]): NetworkProbeStatsRecord["stats"] {
-// 	const stats: NetworkProbeStatsRecord["stats"] = {}
-// 	for (const probe of probes) {
-// 		// TODO: include only if probe.updated < charttime
-// 		stats[probe.id] = [probe.res, probe.resAvg1h, probe.resMin1h, probe.resMax1h, probe.loss, probe.loss1h]
-// 	}
-// 	return stats
-// }
-
-async function fetchProbes(systemId?: string) {
+async function fetchProbes(system?: string) {
 	try {
 		const res = await pb.collection<NetworkProbeRecord>("network_probes").getList(0, 2000, {
 			fields: NETWORK_PROBE_FIELDS,
-			filter: systemId ? pb.filter("system={:system}", { system: systemId }) : undefined,
+			filter: system ? pb.filter("system={:system}", { system }) : undefined,
 		})
 		return res.items
 	} catch (error) {

internal/site/src/lib/utils.ts

@@ -443,6 +443,48 @@ export function runOnce<T extends (...args: any[]) => any>(fn: T): T {
 	}) as T
 }
 
+const visualWidthCache = new Map<string, number>()
+
+/** Get the visual width of a string, accounting for full-width and narrow punctuation characters.
+ *  Don't use for monospaced fonts, use .length instead
+ */
+function getVisualStringWidth(str: string): number {
+	const cached = visualWidthCache.get(str)
+	if (cached !== undefined) {
+		return cached
+	}
+	let width = 0
+	for (const char of str) {
+		if (char === ".") {
+			width += 0.7
+			continue
+		}
+		const code = char.codePointAt(0) || 0
+		// Hangul Jamo and Syllables are often slightly thinner than Hanzi/Kanji
+		if ((code >= 0x1100 && code <= 0x115f) || (code >= 0xac00 && code <= 0xd7af)) {
+			width += 1.8
+			continue
+		}
+		// Count CJK and other full-width characters as 2 units, others as 1
+		// Arabic and Cyrillic are counted as 1
+		const isFullWidth =
+			(code >= 0x2e80 && code <= 0x9fff) || // CJK Radicals, Symbols, and Ideographs
+			(code >= 0xf900 && code <= 0xfaff) || // CJK Compatibility Ideographs
+			(code >= 0xfe30 && code <= 0xfe6f) || // CJK Compatibility Forms
+			(code >= 0xff00 && code <= 0xff60) || // Fullwidth Forms
+			(code >= 0xffe0 && code <= 0xffe6) || // Fullwidth Symbols
+			code > 0xffff // Emojis and other supplementary plane characters
+		width += isFullWidth ? 2 : 1
+	}
+	visualWidthCache.set(str, width)
+	return width
+}
+
+/** Compare the visual width of two strings imprecisely */
+export function isVisuallyLonger(str1: string, str2: string): boolean {
+	return getVisualStringWidth(str1) > getVisualStringWidth(str2)
+}
+
 /** Format seconds to hours, minutes, or seconds */
 export function secondsToString(seconds: number, unit: "hour" | "minute" | "day"): string {
 	const count = Math.floor(seconds / (unit === "hour" ? 3600 : unit === "minute" ? 60 : 86400))
@@ -472,45 +514,3 @@ export function secondsToUptimeString(seconds: number): string {
 		return secondsToString(seconds, "day")
 	}
 }
-
-const visualWidthCache = new Map<string, number>()
-
-/** Get the visual width of a string, accounting for full-width and narrow punctuation characters.
- *  Don't use for monospaced fonts, use .length instead
- */
-export function getVisualStringWidth(str: string): number {
-	const cached = visualWidthCache.get(str)
-	if (cached !== undefined) {
-		return cached
-	}
-	let width = 0
-	for (const char of str) {
-		if (char === ".") {
-			width += 0.7
-			continue
-		}
-		const code = char.codePointAt(0) || 0
-		// Hangul Jamo and Syllables are often slightly thinner than Hanzi/Kanji
-		if ((code >= 0x1100 && code <= 0x115f) || (code >= 0xac00 && code <= 0xd7af)) {
-			width += 1.8
-			continue
-		}
-		// Count CJK and other full-width characters as 2 units, others as 1
-		// Arabic and Cyrillic are counted as 1
-		const isFullWidth =
-			(code >= 0x2e80 && code <= 0x9fff) || // CJK Radicals, Symbols, and Ideographs
-			(code >= 0xf900 && code <= 0xfaff) || // CJK Compatibility Ideographs
-			(code >= 0xfe30 && code <= 0xfe6f) || // CJK Compatibility Forms
-			(code >= 0xff00 && code <= 0xff60) || // Fullwidth Forms
-			(code >= 0xffe0 && code <= 0xffe6) || // Fullwidth Symbols
-			code > 0xffff // Emojis and other supplementary plane characters
-		width += isFullWidth ? 2 : 1
-	}
-	visualWidthCache.set(str, width)
-
-	return width
-}
-
-export function isVisuallyLonger(str1: string, str2: string): boolean {
-	return getVisualStringWidth(str1) > getVisualStringWidth(str2)
-}