use 80% vcpu count as cpulimit

app/UI/VmCreate/Providers/VmCreateProvider.php

@@ -275,7 +275,7 @@ class VmCreateProvider extends BaseModelDataProvider implements ClientArea
         //cpulimit
         if( !$this->configuration()->isPermissionCpuLimit() && !$this->formData['cpuPriority']){
 //            $this->vmModel->cpulimit = $this->configuration()->serverCpulimit->min;
-            $this->vmModel->cpulimit = $this->formData['vcpu'];
+            $this->vmModel->cpulimit = $this->formData['vcpu'] * 0.8;
         }
         //cpuunits
         if( !$this->configuration()->isPermissionCpuunits() && !$this->formData['cpuPriority']){