che" generated when there is still some space available, can be cleared by running recovery.[#17630]
            </p>
              </li>
              <li>
                <p>
 Fixed a race condition that causes an operation to return EPERM  when the buffer cache is nearly filled with pages belonging to recently closed queue extents. [#17840]
            </p>
              </li>
              <li>
                <p>
 Fixed a bug that could cause a page needed by a snapshot reader to be overwritten rather 