docs: public ClientStatsContext fetchAndResetBaseline() {
          fetch();
          ClientStatsContext retval = new ClientStatsContext(m_distributor, m_current, m_currentIO,
                  m_currentAffinity);
          retval.m_baseline = m_baseline;
          retval.m_baselineIO = m_baselineIO;
          retval.m_baselineTS = m_baselineTS;
          retval.m_baselineAffinity = m_baselineAffinity;
          retval.m_currentTS = m_currentTS;
          m_baseline = m_current;
          m_baselineIO = m_currentIO;
          m_baselineTS = m_currentTS;
          m_baselineAffinity = m_currentAffinity;
          return retval;
      }