Merge pull request #3148 from utkarshcmu/units

Added throughput units.

public/app/components/kbn.js

@@ -310,6 +310,16 @@ function($, _) {
     };
   };
 
+  kbn.formatBuilders.simpleCountUnit = function(symbol) {
+    var units = ['', 'K', 'M', 'B', 'T'];
+    var scaler = kbn.formatBuilders.scaledUnits(1000, units);
+    return function(size, decimals, scaledDecimals) {
+      if (size === null) { return ""; }
+      var scaled = scaler(size, decimals, scaledDecimals);
+      return scaled + " " + symbol;
+    };
+  };
+
   ///// VALUE FORMATS /////
 
   // Dimensionless Units
@@ -344,6 +354,12 @@ function($, _) {
   kbn.valueFormats.bps = kbn.formatBuilders.decimalSIPrefix('bps');
   kbn.valueFormats.Bps = kbn.formatBuilders.decimalSIPrefix('Bps');
 
+  // Throughput
+  kbn.valueFormats.ops  = kbn.formatBuilders.simpleCountUnit('ops');
+  kbn.valueFormats.rps  = kbn.formatBuilders.simpleCountUnit('rps');
+  kbn.valueFormats.wps  = kbn.formatBuilders.simpleCountUnit('wps');
+  kbn.valueFormats.iops = kbn.formatBuilders.simpleCountUnit('iops');
+
   // Energy
   kbn.valueFormats.watt   = kbn.formatBuilders.decimalSIPrefix('W');
   kbn.valueFormats.kwatt  = kbn.formatBuilders.decimalSIPrefix('W', 1);
@@ -522,6 +538,15 @@ function($, _) {
           {text: 'bytes/sec',   value: 'Bps'},
         ]
       },
+      {
+        text: 'throughput',
+        submenu: [
+          {text: 'ops/sec (ops)',       value: 'ops' },
+          {text: 'reads/sec (rps)',     value: 'rps' },
+          {text: 'writes/sec (wps)',    value: 'wps' },
+          {text: 'I/O ops/sec (iops)',  value: 'iops'},
+        ]
+      },
       {
         text: 'length',
         submenu: [
@@ -576,7 +601,7 @@ function($, _) {
           {text: 'Inches of mercury', value: 'pressurehg'  },
           {text: 'PSI',               value: 'pressurepsi' },
         ]
-      },
+      }
     ];
   };
 

public/test/specs/kbn-format-specs.js

@@ -62,6 +62,12 @@ define([
   describeValueFormat('ns', 25, 1, 0, '25 ns');
   describeValueFormat('ns', 2558, 50, 0, '2.56 µs');
 
+  describeValueFormat('ops', 123, 1, 0, '123 ops');
+  describeValueFormat('rps', 456000, 1000, -1, '456K rps');
+  describeValueFormat('rps', 123456789, 1000000, 2, '123.457M rps');
+  describeValueFormat('wps', 789000000, 1000000, -1, '789M wps');
+  describeValueFormat('iops', 11000000000, 1000000000, -1, '11B iops');
+
   describe('kbn.toFixed and negative decimals', function() {
     it('should treat as zero decimals', function() {
       var str = kbn.toFixed(186.123, -2);