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| author |   Luca Boccassi <luca.boccassi@gmail.com> | 2017-11-08 14:50:17 +0000 |
|---|---|---|
| committer | Luca Boccassi <luca.boccassi@gmail.com> | 2017-11-08 14:50:22 +0000 |
| commit | b30bf840574a70b892bebc6e5281cd614cfc82c5 (patch) | |
| tree | af9a3331209ba3eb575e2de2a41da99a9dd40954 /doc/guides/prog_guide/power_man.rst | |
| parent | 01dc13012315b1f147ccce80aed68050c9e31c2d (diff) | |
| parent | 055c52583a2794da8ba1e85a48cce3832372b12f (diff) | |
Merge branch 'upstream' into 17.11.x
Change-Id: I9f728c5947bfb5ba81f00306b7997685463ca13e
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'doc/guides/prog_guide/power_man.rst')
| -rw-r--r-- | doc/guides/prog_guide/power_man.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/guides/prog_guide/power_man.rst b/doc/guides/prog_guide/power_man.rst index 114d0b1c..c5d62a39 100644 --- a/doc/guides/prog_guide/power_man.rst +++ b/doc/guides/prog_guide/power_man.rst @@ -89,6 +89,14 @@ Core state can be altered by speculative sleeps whenever the specified lcore has In the DPDK, if no packet is received after polling, speculative sleeps can be triggered according the strategies defined by the user space application. +Per-core Turbo Boost +-------------------- + +Individual cores can be allowed to enter a Turbo Boost state on a per-core +basis. This is achieved by enabling Turbo Boost Technology in the BIOS, then +looping through the relevant cores and enabling/disabling Turbo Boost on each +core. + API Overview of the Power Library --------------------------------- @@ -108,6 +116,10 @@ The main methods exported by power library are for CPU frequency scaling and inc * **Freq set**: Prompt the kernel to set the frequency for the specific lcore. +* **Enable turbo**: Prompt the kernel to enable Turbo Boost for the specific lcore. + +* **Disable turbo**: Prompt the kernel to disable Turbo Boost for the specific lcore. + User Cases ---------- |