protected void setTotalTime(long time) {
    totalTime = time;
  }
Check if the roller thread cant skip rolling the entry & if a get is done on that entry , it is
possible for the get operation to get the Oplog which is not yet destroyed but by the time a
basicGet is done,the oplog gets destroyed & the get operation sees the file length zero or it
may encounter null pointer exception while retrieving the oplog.
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/ConcurrentRollingAndRegionOperationsJUnitTest.java