Configure symlog scaling for gateway traffic dashboard

monitoring/grafana/harbor-gateway.json

@@ -357,6 +357,11 @@
             "lineInterpolation": "smooth",
             "lineWidth": 2,
             "pointSize": 4,
+            "scaleDistribution": {
+              "linearThreshold": 1048576,
+              "log": 2,
+              "type": "symlog"
+            },
             "showPoints": "never",
             "spanNulls": false,
             "stacking": {
@@ -886,6 +891,6 @@
   "timezone": "browser",
   "title": "Harbor Gateway: трафик",
   "uid": "harbor-gateway-traffic",
-  "version": 5,
+  "version": 6,
   "weekStart": "monday"
 }

test/web/prometheus-instructions.test.js

@@ -85,6 +85,11 @@ test('Grafana dashboard uses one all-or-one device scope and shows active device
   assert.ok(globalSpeed.targets.every(({ expr }) => expr.includes('device_id=~"$device_id"') && expr.endsWith('> 0')));
   assert.match(deviceSpeed.targets[0].expr, /sum by \(device_id\)[\s\S]*device_id=~"\$device_id"[\s\S]*> 0[\s\S]*group_left \(name, ip\)/);
   assert.match(deviceSpeed.targets[0].legendFormat, /\{\{name\}\} · \{\{ip\}\}/);
+  assert.deepEqual(deviceSpeed.fieldConfig.defaults.custom.scaleDistribution, {
+    linearThreshold: 1048576,
+    log: 2,
+    type: 'symlog',
+  });
   assert.match(sourceSpeed.targets[0].expr, /device_id=~"\$device_id"[\s\S]*> 0$/);
   assert.match(services.targets[0].expr, /device_id=~"\$device_id"[\s\S]*> 0\)$/);
   assert.deepEqual(domains.transformations[0].options.indexByName, { service: 0, domain: 1, Value: 2 });