Thread (354 messages) 354 messages, 18 authors, 2021-01-29

Re: [dpdk-dev] [PATCH v20 4/4] examples/l3fwd-power: enable PMD power mgmt

From: Thomas Monjalon <hidden>
Date: 2021-01-29 14:15:49

22/01/2021 18:12, Anatoly Burakov:
From: Liang Ma <redacted>

Add PMD power management feature support to l3fwd-power sample app.

Signed-off-by: Liang Ma <redacted>
Signed-off-by: Anatoly Burakov <redacted>
Acked-by: David Hunt <redacted>
---
[...]
+PMD Power Management Mode
+-------------------------
There should be a blank line here.
+There is also a traffic-aware operating mode that, instead of using explicit
+power management, will use automatic PMD power management. This mode is limited
+to one queue per core, and has three available power management schemes:
+
+* ``monitor`` - this will use ``rte_power_monitor()`` function to enter a
+  power-optimized state (subject to platform support).
+
+* ``pause`` - this will use ``rte_power_pause()`` or ``rte_pause()`` to avoid
+  busy looping when there is no traffic.
+
+* ``scale`` - this will use frequency scaling routines available in the
+  ``librte_power`` library.
Better to use a definition list for such explanations:
https://docutils.sourceforge.io/docs/user/rst/quickref.html#definition-lists

I will update while merging.

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