src/ceph/qa/workunits/rbd/krbd_stable_pages_required.sh

   1 #!/bin/bash
   2
   3 set -ex
   4
   5 IMAGE_NAME="stable-pages-required-test"
   6
   7 rbd create --size 1 $IMAGE_NAME
   8 DEV=$(sudo rbd map $IMAGE_NAME)
   9 [[ $(blockdev --getsize64 $DEV) -eq 1048576 ]]
  10 grep -q 1 /sys/block/${DEV#/dev/}/bdi/stable_pages_required
  11
  12 rbd resize --size 2 $IMAGE_NAME
  13 [[ $(blockdev --getsize64 $DEV) -eq 2097152 ]]
  14 grep -q 1 /sys/block/${DEV#/dev/}/bdi/stable_pages_required
  15 sudo rbd unmap $DEV
  16
  17 echo OK