• Wall Clock Time
• ABT_get_wtime()
• Timer
• ABT_timer_create()
• ABT_timer_dup()
• ABT_timer_free()
• ABT_timer_start()
• ABT_timer_stop()
• ABT_timer_read()
• ABT_timer_stop_and_read()
• ABT_timer_stop_and_add()
• ABT_timer_get_overhead()