Chapter 4 Volume Status
4.3 Performance (QoS)
This function displays the performance information of the volume QoS for Host I/O.
IOPS, throughput, and the bandwidth limit for each volume can be checked.
The ETERNUS DX60 S3 does not support this function.
The target volume types for this function are Standard, SDV, WSV, TPV (including NAS user volumes and
Deduplication/Compression Volumes), and FTV. Note that the performance information is not displayed
for ODX Buffer volumes, NAS backup volumes, NAS system volumes, and Deduplication/Compression
This function displays the performance information of volume QoS regardless of whether the QoS mode is
enabled or disabled. If the QoS mode is disabled, the default bandwidth limit ("Unlimited") is displayed
for all items.
Performance information is obtained when performance monitoring is operated from ETERNUS Web GUI,
ETERNUS CLI, or any other monitoring software. Refer to "Start/Stop Performance Monitoring" in "ETERNUS
Web GUI User's Guide (Settings)" for details on how to start performance monitoring with ETERNUS Web
The interval for acquiring performance information can be specified when starting the monitoring. When
using ETERNUS Web GUI, the default interval is 30 seconds.
The average performance values during the specified interval are displayed.
The following items are displayed in the Main area:
The volume number is displayed.
Click this item to display the [Volume Detail] screen. Refer to
ETERNUS Web GUI User's Guide (Operation)
Copyright 2016 FUJITSU LIMITED
"4.11 Volume Detail (Basic)" (page 223)