feat(xo-server-usage-report): add top 3 IOPS VM usage (#3463)

Fixes #3308

CHANGELOG.md

@@ -10,6 +10,7 @@
 - [New VM] Display a warning when the memory is below the template memory static min [#3496](https://github.com/vatesfr/xen-orchestra/issues/3496) (PR [#3513](https://github.com/vatesfr/xen-orchestra/pull/3513))
 - [Backup NG form] Add link to plugins setting [#3457](https://github.com/vatesfr/xen-orchestra/issues/3457) (PR [#3514](https://github.com/vatesfr/xen-orchestra/pull/3514))
 - [Backup reports] Add job and run ID [#3488](https://github.com/vatesfr/xen-orchestra/issues/3488) (PR [#3516](https://github.com/vatesfr/xen-orchestra/pull/3516))
+- [Usage Report] Add top 3 VMs which use the most IOPS read/write/total [#3308](https://github.com/vatesfr/xen-orchestra/issues/3308) (PR [#3463](https://github.com/vatesfr/xen-orchestra/pull/3463))
 
 ### Bug fixes
 

packages/xo-server-usage-report/report.html.tpl

@@ -235,6 +235,9 @@
             <td>{{normaliseValue this.value}} MiB</td>
           </tr>
           {{/each}}
+
+          {{getTopIops topVms}}
+
           <tr>
             <td rowspan='{{math topVms.netReception.length "+" 1}}' class="tableHeader">Network RX</td>
           </tr>

packages/xo-server-usage-report/src/index.js

@@ -176,21 +176,30 @@ const getBody = ({ uuid, name, value }, transformValue, unit) => `
   </tr>
 `
 
+const getTopIops = ({ iopsRead, iopsWrite, iopsTotal }) => `
+  ${getHeader('IOPS read', iopsRead.length)}
+  ${iopsRead.map(obj => getBody(obj, formatIops)).join('')}
+  ${getHeader('IOPS write', iopsWrite.length)}
+  ${iopsWrite.map(obj => getBody(obj, formatIops)).join('')}
+  ${getHeader('IOPS total', iopsTotal.length)}
+  ${iopsTotal.map(obj => getBody(obj, formatIops)).join('')}
+`
+
 Handlebars.registerHelper(
   'getTopSrs',
   ({ usedSpace, iopsRead, iopsWrite, iopsTotal }) =>
     new Handlebars.SafeString(`
       ${getHeader('Used space', usedSpace.length)}
       ${usedSpace.map(obj => getBody(obj, normaliseValue, 'GiB')).join('')}
-      ${getHeader('IOPS read', iopsRead.length)}
-      ${iopsRead.map(obj => getBody(obj, formatIops)).join('')}
-      ${getHeader('IOPS write', iopsWrite.length)}
-      ${iopsWrite.map(obj => getBody(obj, formatIops)).join('')}
-      ${getHeader('IOPS total', iopsTotal.length)}
-      ${iopsTotal.map(obj => getBody(obj, formatIops)).join('')}
+      ${getTopIops({ iopsRead, iopsWrite, iopsTotal })}
     `)
 )
 
+Handlebars.registerHelper(
+  'getTopIops',
+  props => new Handlebars.SafeString(getTopIops(props))
+)
+
 // ===================================================================
 
 function computeMean (values) {
@@ -419,6 +428,9 @@ function getTopVms ({ vmsStats, xo }) {
     'ram',
     'diskRead',
     'diskWrite',
+    'iopsRead',
+    'iopsWrite',
+    'iopsTotal',
     'netReception',
     'netTransmission',
   ])