caleblloyd

Linux Bare Metal

base="/tmp/storage-bench-file"
clearcache="sync && echo 3 > /proc/sys/vm/drop_caches"
for i in `seq 1 3`; do eval $clearcache && dd if=$base of=$base-w count=512 bs=1024k; rm -f $base-w; done
for i in `seq 1 3`; do eval $clearcache && dd if=$base of=/dev/null bs=4096k; done
rm -f $base

Linux Container

caleblloyd

#!/usr/bin/env python

from __future__ import print_function
from datetime import datetime
import json
import os
import subprocess
import sys

# only use a-zA-Z-_, this becomes part of the backup file name