getDiskIOStat

Syntax

getDiskIOStat()

Details

Get disk I/O statistics.

Parameters

None

Returns

Return a dictionary with 2 pairs.

  • diskIOQueueDepths is a vector indicating the length of each I/O queue. All I/O tasks in the same DolphinDB instance belong to the same I/O queue.

  • diskIOConcurrnecyLevel is an integer indicating the number of I/O queues.

Examples

getDiskIOStat()
/* output:
diskIOQueueDepths->[0]
diskIOConcurrnecyLevel->1
*/