diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..7a60b85
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+__pycache__/
+*.pyc
diff --git a/static/index.html b/static/index.html
index 5262b8b..689e74d 100644
--- a/static/index.html
+++ b/static/index.html
@@ -130,6 +130,8 @@
   .dm-toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; font-size: 13px; }
   .dm-toolbar input[type="number"] { background: #21262d; border: 1px solid var(--border); color: var(--text); border-radius: 5px; padding: 3px 8px; font-size: 12px; width: 70px; }
   .dm-toolbar input[type="number"]:focus { outline: none; border-color: var(--accent); }
+  .dm-summary { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
+  .dm-summary b { color: var(--text); }
   .netmap-save-btn { background: none; border: 1px solid var(--border); color: var(--accent); border-radius: 5px; padding: 3px 10px; font-size: 11px; cursor: pointer; transition: background .15s; }
   .netmap-save-btn:hover { background: #21262d; }
   .netmap-flash { font-size: 11px; color: var(--green); width: 14px; display: inline-block; }
@@ -595,11 +597,21 @@ function dmRender(containers) {
   const el = document.getElementById('dockermem-body');
   if (!el) return;
   const thresholdBytes = dmThreshold * 1024 * 1024;
-  const rows = containers.filter(c => c.mem_bytes >= thresholdBytes).slice(0, 20);
+  const matching = containers.filter(c => c.mem_bytes >= thresholdBytes);
+  const rows = matching.slice(0, 20);
+  const totalAll = containers.reduce((s, c) => s + c.mem_bytes, 0);
+
   if (!rows.length) {
     el.innerHTML = `<span style="color:var(--muted)">Aucun conteneur au-dessus de ${dmThreshold} Mo</span>`;
     return;
   }
+
+  const subtotalShown = rows.reduce((s, c) => s + c.mem_bytes, 0);
+  const hiddenCount = matching.length - rows.length;
+  const summary = `Sous-total (${rows.length} conteneur${rows.length > 1 ? 's' : ''} affiché${rows.length > 1 ? 's' : ''}` +
+    (hiddenCount > 0 ? `, ${hiddenCount} de plus au-dessus du seuil non affiché${hiddenCount > 1 ? 's' : ''}` : '') +
+    `) : <b>${fmt_bytes(subtotalShown)}</b> · Total tous conteneurs : ${fmt_bytes(totalAll)}`;
+
   const trs = rows.map(c => {
     const pct = c.mem_pct || 0;
     const pctColor = pct > 50 ? 'var(--red)' : (pct > 20 ? 'var(--yellow)' : 'var(--muted)');
@@ -609,7 +621,8 @@ function dmRender(containers) {
       <td style="color:${pctColor}">${pct.toFixed(1)}%</td>
     </tr>`;
   }).join('');
-  el.innerHTML = `<table class="nc-table">
+  el.innerHTML = `<div class="dm-summary">${summary}</div>
+  <table class="nc-table">
     <thead><tr><th>Conteneur</th><th>RAM utilisée</th><th>% limite</th></tr></thead>
     <tbody>${trs}</tbody>
   </table>`;