diff --git a/scripts/pi-hole/js/settings-system.js b/scripts/pi-hole/js/settings-system.js
index 09233316..39cd2bd6 100644
--- a/scripts/pi-hole/js/settings-system.js
+++ b/scripts/pi-hole/js/settings-system.js
@@ -132,7 +132,8 @@ function setMetrics(data, prefix) {
     } else if (prefix === "sysinfo-dns-replies-") {
       // Compute and display percentage of DNS replies in addition to the absolute value
       const lval = val.toLocaleString();
-      $("#" + prefix + key).text(lval + " (" + ((100 * val) / data.sum).toFixed(1) + "%)");
+      const percent = (100 * val) / data.sum;
+      $("#" + prefix + key).text(lval + " (" + percent.toFixed(1) + "%)");
     } else {
       const lval = val.toLocaleString();
       $("#" + prefix + key).text(lval);
@@ -161,7 +162,7 @@ function updateMetrics() {
       // Set metrics
       setMetrics(metrics, "sysinfo-");
 
-      $("#cache-efficiency").text(((100 * cacheEntries) / cacheSize).toFixed(2) + "%");
+      $("#cache-utilization").text(((100 * cacheEntries) / cacheSize).toFixed(1) + "%");
 
       $("div[id^='sysinfo-metrics-overlay']").hide();
       // Update every 10 seconds
diff --git a/settings-system.lp b/settings-system.lp
index 3d4ba256..bdcfe28e 100644
--- a/settings-system.lp
+++ b/settings-system.lp
@@ -170,37 +170,37 @@ mg.include('scripts/pi-hole/lua/header_authenticated.lp','r')
                             <tbody>
                                 <tr>
                                     <th scope="row">
-                                        <span title="Size of the DNS domain cache">DNS cache size:</span>
+                                        <span title="Total size of the DNS cache">DNS cache size:</span>
                                     </th>
                                     <td id="sysinfo-dns-cache-size">&nbsp;</td>
                                 </tr>
                                 <tr>
                                     <th scope="row">
-                                        <span title="Percentage of the allocated cache that is currently in use. If this value is very low, it is advisable to reduce the DNS cache size to optimize performance">DNS cache efficiency:</span>
+                                        <span title="Percentage of the allocated cache that is currently in use. If this value is very low, it is advisable to reduce the DNS cache size to optimize performance">DNS cache utilization:</span>
                                     </th>
-                                    <td id="cache-efficiency">&nbsp;</td>
+                                    <td id="cache-utilization">&nbsp;</td>
                                 </tr>
                                 <tr>
                                     <th scope="row">
-                                        <span title="Number of cache insertions">DNS cache insertions:</span>
+                                        <span title="Number of cache insertions, this number will grow continuously as expiring records naturally make space for new records">DNS cache insertions:</span>
                                     </th>
                                     <td id="sysinfo-dns-cache-inserted">&nbsp;</td>
                                 </tr>
                                 <tr>
                                     <th scope="row">
-                                        <span title="Number of cache entries that had to be removed although they are not expired (increase cache size to reduce this number)" lookatme-text="DNS cache evictions:">DNS cache evictions:</span>
+                                        <span title="Number of cache entries that had to be removed although they are not expired. When this number if larger than zero, you should consider increasing your total cache size" lookatme-text="DNS cache evictions:">DNS cache evictions:</span>
                                     </th>
                                     <td id="sysinfo-dns-cache-evicted">&nbsp;</td>
                                 </tr>
                                 <tr>
                                     <th scope="row">
-                                        DNS cache expiries:
+                                        <span title="Number of cache entries that were removed because they expired">DNS cache expiries:</span>
                                     </th>
                                     <td id="sysinfo-dns-cache-expired">&nbsp;</td>
                                 </tr>
                                 <tr>
                                     <th scope="row">
-                                        Immortal DNS cache entries:
+                                        <span title="Number of immortan cache entries that will never expire (e.g. from /etc/hosts or local configuration)">Immortal DNS cache entries:</span>
                                     </th>
                                     <td id="sysinfo-dns-cache-immortal">&nbsp;</td>
                                 </tr>