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title: "sys.dm_pdw_sys_info (Transact-SQL) | Microsoft Docs"
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# sys.dm_pdw_sys_info (Transact-SQL)
[!INCLUDE[tsql-appliesto-xxxxxx-xxxx-asdw-pdw_md](../../includes/tsql-appliesto-xxxxxx-xxxx-asdw-pdw-md.md)]

  Provides a set of appliance-level counters that reflect overall activity on the appliance.  
  
|Column Name|Data Type|Description|Range|  
|-----------------|---------------|-----------------|-----------|  
|total_sessions|**int**|Number of sessions currently in the system.|0 to max_active_sessions (see below).|  
|idle_sessions|**int**|Number of sessions currently idle.||  
|active_requests|**int**|Number of active requests currently running.||  
|queued_requests|**int**|Number of currently queued requests.||  
|active_loads|**int**|Number of loads currently running in the system.||  
|queued_loads|**int**|Number of queued loads waiting for execution.||  
|active_backups|**int**|Number of backups currently running.||  
|active_restores|**int**|Number of backup restores currently running.||  
  
## See Also  
 [SQL Data Warehouse and Parallel Data Warehouse Dynamic Management Views (Transact-SQL)](../../relational-databases/system-dynamic-management-views/sql-and-parallel-data-warehouse-dynamic-management-views.md)