Latency metrics for disks and performance metrics for temporary disks on Azure Virtual Machines

New latency metrics on OS, data and temporary disks are now available in preview, allowing you to see how long it takes to complete input/output (IO) requests to Azure Disks . In addition, new performance metrics for temporary disks are generally available now and allow users to see the IOPS, throughput and queue depth for virtual machines with temporary disks.
Source: Microsoft Azure – aggiornamenti