Configuring the System using the VxFlex OS GUI
Increasing a volume's size
Setting volume bandwidth and IOPS limits
Dell EMC VxFlex Ready Node AMS User Guide
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About this task
You can increase (but not decrease) the capacity of one or more volumes at any time,
as long as there is enough capacity for the volume size to grow.
Procedure
1. In Frontend
Volumes, select the Volumes or Volumes Monitor view.
>
2. Navigate to the volumes, and select them.
3. From the Command menu or context-sensitive menu, select Increase
Volumes' Size.
The Increase Volumes' Size window is displayed, showing a list of the volumes
that will be modified.
4. In the New Size box, type a number representing the new volume size in GB
(basic allocation granularity is 8 GB).
5. Click OK.
The progress of the operation is displayed at the bottom of the window. It is
recommended to keep the window open until the operation is completed, and
until you can see the result of the operation.
Set bandwidth and IOPS limits for volumes on a per-SDC basis. This enables you to
control the quality of service (QoS).
Before you begin
Ensure that the volumes are mapped before you set these limits.
About this task
Procedure
1. In Frontend
Volumes view, select the Volumes or Volumes Monitor view.
>
2. Navigate to the volumes, and select them.
3. From the Command menu or context-sensitive menu, select Set Volume
Limits.
The Set Volume Limits window is displayed, showing a list of the volumes to be
modified.
4. In the Bandwidth Limits and IOPS Limits boxes, type the required values, or
select the corresponding Unlimited check box.
The number of IOPS must be larger than 10.
l
The volume network bandwidth is in MB/sec.
l
5. In the Select Nodes panel, select the SDCs to which you want to apply the
changes.
6. Click Set Limits.
The progress of the operation is displayed at the bottom of the window. It is
recommended to keep the window open until the operation is completed, and
until you can see the result of the operation.