@Override
  public void skipRemoteWAL(boolean markerEditOnly) {
    if (markerEditOnly) {
      this.markerEditOnly = true;
    }
    this.skipRemoteWAL = true;
  }
Returns true if we exceeded the slow sync roll threshold over the last check interval
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/AbstractFSWAL.java