rval (sec)</th><th>History Days</th><th>Trend Days</th>
</tr>
<tr>
<td>
<p class="desc">Simple check</p>
</td><td>Ping check</td><td><tt>icmpping</tt></td><td></td><td>120s</td><td>90d</td><td>365d</td>
</tr>
<tr>
<td>
<p class="desc">Calculated</p>
</td><td>Flow sessions (Available)</td><td><tt>jnxJsSPUMonitoringAvailableFlowSession.0</tt></td><td></td><td>120s</td><td>90d</td><td>365d</td>
</tr>
<tr>
<td>
<p class="desc">ERROR - Unknown</p>
</td><td>Node 0 PFE CPU usage</td><td><tt>jnxJsSPUMonitoringCPUUs