diff --git a/public/app/core/utils/kbn.ts b/public/app/core/utils/kbn.ts
index 11dccc32907..329b415f1fe 100644
--- a/public/app/core/utils/kbn.ts
+++ b/public/app/core/utils/kbn.ts
@@ -463,6 +463,15 @@ kbn.valueFormats.Mbits = kbn.formatBuilders.decimalSIPrefix('bps', 2);
 kbn.valueFormats.GBs = kbn.formatBuilders.decimalSIPrefix('Bs', 3);
 kbn.valueFormats.Gbits = kbn.formatBuilders.decimalSIPrefix('bps', 3);
 
+// Hash Rate
+kbn.valueFormats.Hs     = kbn.formatBuilders.decimalSIPrefix('H/s');
+kbn.valueFormats.KHs    = kbn.formatBuilders.decimalSIPrefix('H/s', 1);
+kbn.valueFormats.MHs    = kbn.formatBuilders.decimalSIPrefix('H/s', 2);
+kbn.valueFormats.GHs    = kbn.formatBuilders.decimalSIPrefix('H/s', 3);
+kbn.valueFormats.THs    = kbn.formatBuilders.decimalSIPrefix('H/s', 4);
+kbn.valueFormats.PHs    = kbn.formatBuilders.decimalSIPrefix('H/s', 5);
+kbn.valueFormats.EHs    = kbn.formatBuilders.decimalSIPrefix('H/s', 6);
+
 // Throughput
 kbn.valueFormats.ops = kbn.formatBuilders.simpleCountUnit('ops');
 kbn.valueFormats.rps = kbn.formatBuilders.simpleCountUnit('rps');
@@ -878,6 +887,18 @@ kbn.getUnitFormats = function() {
         { text: 'gigabits/sec', value: 'Gbits' },
       ],
     },
+    {
+      text: 'hash rate',
+      submenu: [
+        {text: 'hashes/sec', value: 'Hs'},
+        {text: 'kilohashes/sec',    value: 'KHs'},
+        {text: 'megahashes/sec',   value: 'MHs'},
+        {text: 'gigahashes/sec', value: 'GHs'},
+        {text: 'terahashes/sec',    value: 'THs'},
+        {text: 'petahashes/sec', value: 'PHs'},
+        {text: 'exahashes/sec',    value: 'EHs'},
+      ],
+    },
     {
       text: 'throughput',
       submenu: [
diff --git a/public/app/plugins/datasource/elasticsearch/partials/bucket_agg.html b/public/app/plugins/datasource/elasticsearch/partials/bucket_agg.html
index a180f97c994..d0cf23a3d93 100644
--- a/public/app/plugins/datasource/elasticsearch/partials/bucket_agg.html
+++ b/public/app/plugins/datasource/elasticsearch/partials/bucket_agg.html
@@ -101,6 +101,7 @@
 												get-options="getSizeOptions()"
 												on-change="onChangeInternal()"
 												label-mode="true"
+                        allow-custom="true"
 												css-class="width-12">
 			</gf-form-dropdown>
 		</div>