a load-test script

run-test.nomad

job "run-test" {
  datacenters = ["dc1"]
  # datacenters = ["yul1"]
  type = "batch"
  group "run-test" {
    count = 1
    restart {
      attempts = 0
      interval = "900m"
      delay = "15s"
      mode = "fail"
    }

    ephemeral_disk {
      size = 300
    }
    reschedule {
      attempts = 0
      unlimited = false
    }


    task "run-test" {
      driver = "docker"

      config {
        image = "ayourtch/run-script:4"
        shm_size = "1024000000"
      }


      resources {
        cpu    = 500 # 500 MHz
        memory = 8192 # 256MB
        network {
          mbits = 10
        }
      }

      template {
         perms = "555"
         destination = "local/run-script"
         data = <<EOH
#!/bin/sh

sudo apt-get -y update
sudo apt-get install -y parallel
echo "Starting a load-test on disk subsystem"

while true; do
  echo -e "1\n2\n3\n4\n" | parallel dd if=/dev/urandom of=/local/random-file{} bs=1M count=10000
done

EOH
      }

      # Controls the timeout between signalling a task it will be killed
      # and killing the task. If not set a default is used.
      # kill_signal = "SIGQUIT"
      kill_timeout = "25s"
    }
  }
}