for (final NodeStats nodeStats : response.getNodes()) {
                final OsStats os = nodeStats.getOs();
                if (os != null && os.getCpu() != null) {
                    final short percent = os.getCpu().getPercent();
                    if (percent > maxCpu) {
                        maxCpu = percent;
                    }
                }
            }
            systemHelper.setSearchEngineCpuPercent(maxCpu);