SQL @@IO_BUSY

SQL @@IO_BUSY is a System Statistical Function, returns the total time spent on input operations and output operations since SQL Server last started.

The syntax behind this is @@IO_BUSY is

@@IO_BUSY

SQL @@IO_BUSY Example

Below code snippet will show you the total amount of time spent on input and output operations since this SQL Server last started.

-- SQL Server @@IO_BUSY Example
SELECT @@IO_BUSY AS 'IO Busy Time'

OUTPUT

Use @@TIMETICKS to get the Input and output operations time or IO busy time in microseconds. Next, we used the GETDATE() function to see the total IO busy time until today.

-- SQL Server @@IO_BUSY Example
SELECT @@IO_BUSY AS 'IO Busy Time',
 @@IO_BUSY * @@TIMETICKS AS 'IO Busy Time in Microseconds',
 GETDATE() AS 'As Of Today'

OUTPUT