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Shared CPU NFs (#150)#4

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onvmstats wants to merge 1 commit intodevelopfrom
experimental/shared_cpu
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Shared CPU NFs (#150)#4
onvmstats wants to merge 1 commit intodevelopfrom
experimental/shared_cpu

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This code introduces EXPERIMENTAL support for NFs that can efficiently run on shared CPUs. NFs wait on semaphores when idle and are signaled by the manager when new packets arrive. Once the NF is in wake state, no additional notifications will be sent until it goes back to sleep.

All code changes are featurized using INTERRUPT_SEM macro.

See the ONVM README.md file for more information and warnings.

Commit log:

<>

Summary:

Usage:

This PR includes
Resolves issues
Breaking API changes
Internal API changes
Usability improvements
Bug fixes
New functionality
New NF/onvm_mgr args
Changes to starting NFs
Dependency updates
Web stats updates

Merging notes:

  • Dependencies: None

TODO before merging :

  • PR is ready for review

Test Plan:

Review:

(optional) << @-mention people who should review these changes >>

(optional) Subscribers: << @-mention people who probably care about these changes >>

This code introduces **EXPERIMENTAL** support for NFs that can efficiently run on **shared** CPUs.  NFs wait on semaphores when idle and are signaled by the manager when new packets arrive. Once the NF is in wake state, no additional notifications will be sent until it goes back to sleep.

All code changes are featurized using INTERRUPT_SEM macro.

See the ONVM README.md file for more information and warnings.

Commit log:

* merges rebased to master with sdnfv#147

* reverting num_clients update.

* replace tabs with spaces

* Readme describing experimental shared CPU support

* Add usage and known limitations for shared CPU code
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onvm commented Jul 10, 2020

In response to PR creation

CI Message

Aborting, need an authorized user to run CI

@onvmstats onvmstats closed this Jul 10, 2020
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3 participants