       title="Peak onHeap / offHeap memory used by JVM.">
              Peak JVM Memory OnHeap / OffHeap</span></th>
          <th>
            <span data-toggle="tooltip" data-placement="top"
                  title="Peak onHeap / offHeap memory used for execution. This refers to memory used for computation in shuffles, joins, user data structures, etc. See the Memory Management Overview documentation for more details.">
              Peak Execution Memory OnHeap / OffHeap</span></th>
          <th>
      