Simply write that the list of available devices is unchanged instead of always listing the devices.

package-lock.json

@@ -5838,8 +5838,7 @@
         "jsbn": {
           "version": "0.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "json-schema": {
           "version": "0.2.3",

packages/uhk-usb/package-lock.json

@@ -1,11 +1,14 @@
 {
-	"requires": true,
+	"name": "uhk-usb",
+	"version": "1.0.0",
 	"lockfileVersion": 1,
+	"requires": true,
 	"dependencies": {
 		"@types/node": {
 			"version": "8.0.28",
 			"resolved": "https://registry.npmjs.org/@types/node/-/node-8.0.28.tgz",
-			"integrity": "sha512-HupkFXEv3O3KSzcr3Ylfajg0kaerBg1DyaZzRBBQfrU3NN1mTBRE7sCveqHwXLS5Yrjvww8qFzkzYQQakG9FuQ=="
+			"integrity": "sha512-HupkFXEv3O3KSzcr3Ylfajg0kaerBg1DyaZzRBBQfrU3NN1mTBRE7sCveqHwXLS5Yrjvww8qFzkzYQQakG9FuQ==",
+			"dev": true
 		},
 		"ansi-regex": {
 			"version": "2.1.1",
@@ -144,6 +147,11 @@
 			"resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
 			"integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
 		},
+		"lodash-es": {
+			"version": "4.17.10",
+			"resolved": "https://registry.npmjs.org/lodash-es/-/lodash-es-4.17.10.tgz",
+			"integrity": "sha512-iesFYPmxYYGTcmQK0sL8bX3TGHyM6b2qREaB4kamHfQyfPJP0xgoGxp19nsH16nsfquLdiyKyX3mQkfiSGV8Rg=="
+		},
 		"mimic-response": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/mimic-response/-/mimic-response-1.0.0.tgz",

packages/uhk-usb/package.json

@@ -11,6 +11,7 @@
     "@types/node": "8.0.28"
   },
   "dependencies": {
+    "lodash-es": "^4.17.10",
     "node-hid": "0.5.7",
     "uhk-common": "1.0.0"
   }

packages/uhk-usb/src/uhk-hid-device.ts

@@ -1,3 +1,4 @@
+import { cloneDeep, isEqual } from 'lodash-es';
 import { Device, devices, HID } from 'node-hid';
 import { CommandLineArgs, LogService } from 'uhk-common';
 
@@ -24,6 +25,7 @@ export class UhkHidDevice {
      * Internal variable that represent the USB UHK device
      * @private
      */
+    private _prevDevices = {};
     private _device: HID;
     private _hasPermission = false;
 
@@ -233,7 +235,12 @@ export class UhkHidDevice {
     private connectToDevice(): HID {
         try {
             const devs = devices();
-            this.logService.debug('[UhkHidDevice] Available devices:', devs);
+            if (!isEqual(this._prevDevices, devs)) {
+                this.logService.debug('[UhkHidDevice] Available devices:', devs);
+                this._prevDevices = devs;
+            } else {
+                this.logService.debug('[UhkHidDevice] Available devices unchanged');
+            }
 
             const dev = devs.find((x: Device) =>
                 x.vendorId === Constants.VENDOR_ID &&