Dell OpenManage Power Center - Frequently Asked Questions
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capping’s responsive distribution of power helps to minimize the negative impact to
performance.
6. How is the power policy or capping working when I have a server controlled by multiple
policies?
When a server is controlled by multiple polices, the server will have overlap power capping.
While a server can only be in one place and belong to one physical group, it can belong to
multiple logical groups. Logical grouping enables a server to belong to more than one logical
group. While this is helpful for monitoring power consumption, a side effect is the power
capping overlap. When there is the power capping overlap, the latest cap setting will take
precedent.
7. The iDRAC user interface on a 12G server also provides the power management. What is the
advantage of using Power Center? Should the iDRAC and Power Center be used in conjunction?
When using both Power Center and iDRAC for setting the power cap, there is a potential for
power capping conflict. If a server has been in a group and has been managed under the Power
Center policy, then Dell recommends to exclusively use Power Center for setting the power
capping for that server. The iDRAC has been designed to encourage this practice by detecting
the situation and displaying a warning message.
However, if the administrator ignores the warning and applies the cap through the iDRAC user
interface, then the power capping overlap situation occurs. In this case, the latest cap setting
will take precedent. Refer to the following possible scenarios:
The server has been managed by static policy under Power Center. The iDRAC capping
value will take precedent since it is set after Power Center.
The server has been managed by the dynamic policy under Power Center. Again the
iDRAC capping will take precedent since it is set later. However, because the server is
under the dynamic policy, Power Center will dynamically change the capping value at
the next sampling interval.
Event Management
1. Can I set up Power Center to forward the alerts from Power Center to my system management
console?
Yes, From the Settings option in the main menu, edit the “SNMP TRAPS” section. Select the
Enable option and enter the appropriate information for the destination IP or Host Name of
your system management consol. Click Apply. Alerts will be forwarded to your system
management console.
2. Can I set up Power Center to send the alerts to my e-mail?
No, the feature is not yet available.
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