The Ceph defragosds cronjob script used to
connect to OSD pods not explicitly specifying
the ceph-osd-default container and eventually
tried to run the defrag script in the log-runner
container where the defrag script is mounted with
0644 permissions and shell fails to run it.
Change-Id: I4ffc6653070dbbc6f0766b278acf0ebe2b4ae1e1