ceph_io: 2letter unit in performance data

check_ceph_io

@@ -67,8 +67,8 @@ if [ -z "${CEPHIO}" ]; then
         echo "No ceph here or no sudo permissions on ceph command?"
 else
 
-        IO_READ=$(  echo ${CEPHIO} | cut -f 1,2 -d " " | sed -E "s#([0-9]*) (.).*#\1\2#g")
-        IO_WRITE=$( echo ${CEPHIO} | cut -f 4,5 -d " " | sed -E "s#([0-9]*) (.).*#\1\2#g")
+        IO_READ=$(  echo ${CEPHIO} | cut -f 1,2 -d " " | sed -E "s#([0-9]*) (.).(.).*#\1\2\3#g")
+        IO_WRITE=$( echo ${CEPHIO} | cut -f 4,5 -d " " | sed -E "s#([0-9]*) (.).(.).*#\1\2\3#g")
         ph.status "$CEPHIO"
 
         # echo "read: $IO_READ"