NUMACC

NUMA Configuration Checker for Container
NUMACC is a golang-based tool to check CPU affinity and NUMA configuration for containers and pods.
NUMACC will indicates following information:

1. Which CPU core that process runs on.
2. Whether this process is pin to certain CPU core or not.
3. NUMA node of net devices for given container/pod.

Allowing user to know if the container/pod is under proper NUMA configuration.

Requirement

go v1.10

Installation

git clone https://github.com/mjace/numacc
cd numacc
go get -d ./...
./numacc

Usage

To check NUMA configuration of container

./numacc cid <1234ABCFD>

Example

./numacc cid 6131f8f8cc
Process and CPU for Container  6131f8f8cc
PID	CurrentCpu	CpuAffinity
47431 	  43 	 0-71
68018 	  32 	 0-71
The NIC NUMA for container  6131f8f8cc
sriov-a	0
eth0	N/A
lo	N/A