benchmark.sh

#!/usr/bin/env bash

Reset='\033[0m'
Red='\033[0;31m'
Green='\033[0;32m'
Yellow='\033[0;33m'


WORK_DIR="${WORK_DIR:-/fio/results}"
CONFIG_FILE="${CONFIG_FILE:-iops-config.fio}"

# shellcheck disable=SC2116
config=$(echo "${CONFIG_FILE%.*}")

echo ""
echo -e "${Yellow}========================================"
echo -e "Running benchmark test via \"$config\""
echo -e "=========================================${Reset}"
echo ""


prefix="randrw-iodepth_256-bs_4ki"

mkdir -p results
mkdir -p results/bw
mkdir -p results/iops
mkdir -p results/lat

fio  "$CONFIG_FILE" --name="performance"
    #--output=results/"$prefix".json --output-format=json
    #--write_bw_log=results/bw \
    #--write_iops_log=results/iops \
    #--write_lat_log=results/lat \
    #--directory=results


echo ""
echo -e "${Yellow}========================================"
echo -e "Benchmark tests have concluded, logs have been written to \"$WORK_DIR\""
echo -e "=========================================${Reset}"
echo ""

Dockerfile

FROM bitnami/minideb:latest

USER root

RUN apt-get update && \
    apt-get install -y fio

RUN mkdir "/fio"

WORKDIR /fio

COPY ./src/** .

ENV CONFIG_FILE="iops-config.fio"
ENV WORK_DIR="/fio/results"

RUN chmod +x ./benchmark.sh

CMD ["./benchmark.sh"]

iops-config.fio

[global]
bs=4K
iodepth=256
direct=0
ioengine=libaio
group_reporting
time_based
runtime=900
numjobs=4
rw=randrw
size=50%
rwmixread=60
rwmixwrite=40

pod.yaml

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: consumer-pvc
spec:
  storageClassName: rook-ceph-block
  volumeMode: Block
  accessModes:
    - ReadWriteMany
  resources:
    requests:
      storage: 10Gi
---
kind: Pod
apiVersion: v1
metadata:
  name: consumer
spec:
  imagePullSecrets:
    - name: nexus
  containers:
    - name: consumer
      image: fio-benchmarking:v1
      #command: ["/bin/bash", "-c", "./benchmark.sh latency-config.fio"]
      volumeDevices:
        - name: storage
          devicePath: "/fio"
  volumes:
    - name: storage
      persistentVolumeClaim:
        claimName: consumer-pvc