POWER THROTTLE FOR NETWORK SWITCHES

The disclosed systems and methods provide methods and systems for providing power throttling adapted for high performance network switches. A method includes determining, for each of a plurality of measurement periods within a thermal average period, an energy usage estimate for a packet processing...

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Bibliographische Detailangaben
Hauptverfasser: Kesiraju, Laxminarasimha, Kalkunte, Mohan, Kadu, Sachin, Anubolu, Surendra
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The disclosed systems and methods provide methods and systems for providing power throttling adapted for high performance network switches. A method includes determining, for each of a plurality of measurement periods within a thermal average period, an energy usage estimate for a packet processing block configured to process ingress packets at a power gated clock rate. The method includes determining, for each of the plurality of measurement periods, a target clock rate for the packet processing block based on the determined energy usage estimates to meet a target energy value that is averaged for the thermal average period. The method includes adjusting, for each of the plurality of measurement periods, the power gated clock rate towards the target clock rate, wherein the adjusting causes the packet processing block to process the ingress packets at the adjusted power gated clock rate.