From dfea790b36ddab4c6661436c8eed3cea7af5bd3a Mon Sep 17 00:00:00 2001 From: Daniil Baturin Date: Wed, 6 May 2026 14:08:24 +0100 Subject: Revert "Add incremental RST-to-MyST swap mechanism (#1857)" (#1892) This reverts commit 4b36114e053ee11d0cb264a1e4cfe4692d78f194. --- docs/vpp/configuration/dataplane/md-cpu.md | 71 ------------------------------ 1 file changed, 71 deletions(-) delete mode 100644 docs/vpp/configuration/dataplane/md-cpu.md (limited to 'docs/vpp/configuration/dataplane/md-cpu.md') diff --git a/docs/vpp/configuration/dataplane/md-cpu.md b/docs/vpp/configuration/dataplane/md-cpu.md deleted file mode 100644 index d92f6587..00000000 --- a/docs/vpp/configuration/dataplane/md-cpu.md +++ /dev/null @@ -1,71 +0,0 @@ ---- -lastproofread: '2026-02-23' ---- - -(vpp-config-dataplane-cpu)= - -```{include} /_include/need_improvement.txt -``` - - -# VPP Dataplane CPU Configuration - -VPP can utilize multiple CPU cores for better packet processing -performance. Proper CPU configuration is essential for optimal -throughput and low latency. - -VPP CPU assignment is handled automatically. You specify how many CPU -cores VPP may use, and the system distributes them between the main -thread and worker threads. - -:::{important} -Review the system configuration settings page before changing CPU -settings: {doc}`system`. -::: - -If you don't configure CPU settings, VPP uses a single core for the -main thread and doesn't create worker threads. - -## CPU Configuration Parameters - -### `cpu-cores` - -This parameter defines the total number of CPU cores allocated to VPP. - -```{cfgcmd} set vpp settings resource-allocation cpu-cores \ -``` - -The system automatically assigns cores using the following rules: - -> - The first two CPU cores are always reserved for the operating system and -> other services. -> - The main VPP thread is assigned to the first available core after the -> reserved ones. -> - The remaining allocated cores are used for worker threads. - -For example: - -> - If cpu-cores is set to 1, VPP runs only a main thread. -> -> - If cpu-cores is set to 4, VPP uses: -> -> > - 1 core for the main thread -> > - 3 cores for worker threads - -Choose a value based on available hardware resources and expected -traffic load. Too few cores may limit performance, while too many can -negatively impact other system services. - -## Potential Issues and Troubleshooting - -Improper CPU configuration can lead to issues such as: - -- VPP underperformance when not enough cores are assigned, or kernel - underperformance when too many cores are assigned to VPP. -- Resource conflicts with other processes and services. - -Indicators of such issues are: - -- VPP or kernel forwarding performance is lower than expected -- Degraded performance of system components or services, such as DNS, - DHCP, and dynamic routing -- cgit v1.2.3