A user has submitted a trouble ticket complaining that the email server VM has become very sluggish. After looking at the logs, the vSphere administrator suspects the iSCSI network is experiencing…

A user has submitted a trouble ticket complaining that the email server VM has become very sluggish. After looking at the logs, the vSphere administrator suspects the iSCSI network is experiencing congestion. What esxtop statistic should the administrator examine in order to validate that the guest OS is experiencing performance degradation?