Ceph » rbd

#!/bin/python

import os

import random

import time

size=11000

i=0

new_size=0

sh_size=0

while i < 100:

        x=random.randint(1,500)

        new_size=size + x 

        cmd1 = 'rbd resize cephfs_data/NEW_CLone --size %s' %new_size

        print 'cmd is %s' %cmd1

        os.system(cmd1)

        time.sleep(5)

        x=random.randint(1,100)

        sh_size= new_size - x

        cmd2 = 'rbd resize cephfs_data/NEW_CLone --size %s --allow-shrink' %sh_size

        print 'cmd2 is %s' %cmd2

        os.system(cmd2)

        i = i +1