Louis-Charles Gagnon Blog

Microsoft Azure, Office 365 and SharePoint Blog

SharePoint 2013 - Search service stuck and/or paused for (Paused by System, Index Reset, External Request)

Sometimes the search services gets stuck, following an index reset or a problem with the search component.
When Search service application shows crawl status as “Paused by system” or “External Request”, it can be fixed below:

Display search component status:
$ssa = Get-SPEnterpriseSearchServiceApplication
get-spenterprisesearchstatus -SearchApplication $ssa -Detailed -Text

Resume search component:

(Optional) If not running SharePoint Management:

Add-PSSnappin "Microsoft.SharePoint.PowerShell"

Then:

$ssa = Get-SPEnterpriseSearchServiceApplication
Resume-SPEnterpriseSearchServiceApplication $ssa

Force a index reset (if stuck):

Make sure to reset the Search Host Controller service and timer service before running theses commands.

(Optional) If not running SharePoint Management:

Add-PSSnappin "Microsoft.SharePoint.PowerShell"

Then:

$ssa = Get-SPEnterpriseSearchServiceApplication
$disableAlerts = $true
$ignoreUnreachableServer = $true
$ssa.reset($disableAlerts, $ignoreUnreachableServer)