DX Platform - How to check I/O throughput for NFS using dbench-fio.sh

Products

• DX Operational Intelligence
• DX Application Performance Management
• CA App Experience Analytics

Issue/Introduction

The <dx-platform>/tools/dbench-fio.sh script allows to Benchmark Kubernetes persistent disk volumes with fio: Read/write IOPS, bandwidth MB/s and latency.
It is based on https://github.com/leeliu/dbench, it launches benchmark daemonset pods on all the nodes and runs the fio commands.

This script will help you verify and ensure throughput for NFS storage is as per DX Platform hardware requirement: 

https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/dx-platform-on-premise/23-1/installing/Hardware-software-requirements.html#concept.dita_d7ab03039be1dd1c0bbba340c2848b6d7d6349f2_RecommendedThroughputNFS

 

 

Environment

DX Platform 2x

Resolution

Refer to https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/dx-platform-on-premise/23-1/installing/reference-information/DX-Platform-Scripts.html#concept.dita_acdf34eb-342f-43b5-9bb5-e864b8511632_IOPS

 

Additional Information

DX Platform - How to verify I/O throughput for NFS without using dbench-fio.sh