anchor.diff:                  </tr>
                   <% List<Long> capacityBytesOnTiers = (List<Long>) request.getAttribute("capacityBytesOnTiers"); %>
                   <% List<Long> usedBytesOnTiers = (List<Long>) request.getAttribute("usedBytesOnTiers"); %>
  -                <% for (int i = 0; i < StorageLevelAlias.SIZE; i ++) { %>
  +                <% for (int i = 0; i < capacityBytesOnTiers.size(); i ++) { %>
                   <tr>
                     <th><%= StorageLevelAlias.values()[i].name() %> Capacity / Used</th>
                     <th>
  
positive.code: <%@ page import="tachyon.StorageDirId" %>
  <%@ page import="tachyon.StorageLevelAlias" %>
  <%@ page import="tachyon.util.*" %>
  <%@ page import="tachyon.web.*" %>
  <%@ page import="tachyon.worker.tiered.StorageDir" %>
  
  <html>
  <head>
  
negative.code:                 <th>Space Usage</th>
                </thead>
                <tbody>
                  <% for (UiStorageDir dir : ((List<UiStorageDir>) request.getAttribute("storageDirs"))) { %>
                    <tr>
                      <th><%= StorageDirId.getStorageLevelAlias(dir.getStorageDirId()) %></th>
                      <th><%= dir.getDirPath() %></th>
  