Configuring I/O Priorities And Bandwidth Use (Advanced); Configure Application Iops And Bandwidth (Advanced); (Advanced) - Dell EMC VxFlex Ready Node User Manual
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Configuring I/O priorities and bandwidth use (advanced)
Configure application IOPS and bandwidth (advanced)
performance use cases. When a container is provided in the command (System/
Protection Domain/Fault Set), all the objects currently in the container are
configured.
Note:
For a complete list of parameters controlled by the profiles, refer to the
document VxFlex OS Performance Fine-Tuning Technical Notes .
The profiles are applied separately to:
SDSs
l
SDCs
l
MDM cluster
l
Note:
After changing the performance profile of an SDS (on an SVM), you
must perform manual memory allocation on the SVM, as described in the
VxFlex OS Deployment Guide .
To apply a profile to system components, perform the following steps:
Procedure
1. Depending on the system component that you want to configure, in either the
Backend
Storage or Frontend
>
desired objects.
Note:
If you want to apply the Performance Profile to MDMs, select the
System object.
2. Right-click the object and select Set Performance Profile for XXX, where
XXX represents one of the following:
MDMs
l
All SDSs
l
SDS
l
All SDCs
l
SDC
l
The Set Performance Profile for window is displayed.
3. Select a profile from the drop-down list, and click OK.
VxFlex OS includes advanced settings which control I/O priorities and bandwidth use,
which can be used to fine-tune system performance. It is recommended to retain
default settings, unless you are an advanced user.
Configure the number of concurrent Rebuild, Rebalance and Migration of jobs, along
with the bandwith used for these jobs.
About this task
Priority can be given to different types of I/Os in the system, including application
I/Os. The number of concurrent Rebuild, Rebalance and Migration of jobs can be
configured, along with bandwidth used for these jobs. I/O prioritization is configured
per Storage Pool.
Configuring the System using the VxFlex OS GUI
SDCs view, navigate to, and select the
>
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