Enable Developer Dashboard using PowerShell

$service=[Microsoft.SharePoint.Administration.SPWebService]::ContentService

$dashsetting=$service.DeveloperDashboardSettings

Turn on Dashboard

$dashsetting.DisplayLevel=[Microsoft.SharePoint.Administration.SPDeveloperDashboardLevel]::On

$dashsetting.Update()

When turned on, all the information like data base call, request, response, web part events are show in the screen.



Turn off Dashboard

$dashsetting.DisplayLevel=[Microsoft.SharePoint.Administration.SPDeveloperDashboardLevel]::Off

$dashsetting.Update()

When turned off, all the information dashboard information are hidden.

$dashsetting.DisplayLevel=[Microsoft.SharePoint.Administration.SPDeveloperDashboardLevel]::OnDemand $dashsetting.Update()

When set to demand an icon is added to the top right corner next to the user id, which helps in toggle the on/off state of the Developer dashboard.

I have used SharePoint 2010 Management Shell, if you are using windows powershell please load the respective SharePoint 2010 snapin to proceed.