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NetApp AltaVault Cloud Integrated Storage Administration Guide
141
Beta Draft
Viewing the disk utilization report
Viewing reports and logs
2.
Use the controls in the control panel to customize the report as described in this table.
Viewing the disk utilization report
The Disk Utilization report displays information for each AltaVault disk, such as the average percentage utilization,
cumulative average queue size, cumulative average wait, and cumulative average service time.
The Disk Utilization report includes the following statistics.
The Disk Utilization report answers the following questions:
What is the estimated service time for an I/O request on the AltaVault internal disk subsystem?
What is the availability of AltaVault services to process I/O requests?
How well are the AltaVault services using the internal disk subsystem?
To view the Disk Utilization report
1.
Choose Reports > Disk Utilization.
Control
Description
5m 1h 1d 1w All
Select one of the following report time intervals to filter the display:
• 5m - Displays five minutes of data.
• 1h - Displays one hour of data.
• 1d - Displays one day of data.
• 1w - Displays one week of data.
• All - Displays all data available for the past 30 days.
To type a custom time interval, enter the start time and end time (using the format YYYY/MM/DD
HH:MM:SS) in the text field.
You can view the newest data and see data points as they are added to the chart dynamically.
Show newest data
Click this option to display only the latest data available. The latest data available depends on the
time interval that you specify. For example, if 1h is the specified time interval, then clicking
Show
newest data
displays the last 60 minutes of data.
Field
Description
Utilization
The average percentage of the aggregate measurement of access time and
transfers per second.
Queue Size
A running average of the number of requests either in service or waiting
for service on the AltaVault internal disk subsystem.
Wait Time
A running average of the wait time per I/O operation experienced by the
AltaVault internal disk subsystem.
Service Time
A running average service time per I/O operation experienced by the
AltaVault internal disk subsystem.
Summary of Contents for AltaVault AVA400
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