tp1

tp/tp1/src/scripts/pmap_full.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python3
+import sys
+import re
+
+if len(sys.argv) < 2:
+    print(f"Usage: {sys.argv[0]} <PID>")
+    sys.exit(1)
+
+pid = sys.argv[1]
+
+try:
+    with open(f"/proc/{pid}/smaps", "r") as f:
+        lines = f.readlines()
+except FileNotFoundError:
+    print(f"Erreur : le processus {pid} n'existe pas.")
+    sys.exit(1)
+except PermissionError:
+    print("Erreur : permissions insuffisantes (utilise sudo).")
+    sys.exit(1)
+
+# Entête identique à pmap -x
+print(f"{pid}:   [analyse smaps complète]")
+print(f"{'Address':<16} {'Kbytes':>8} {'RSS':>8} {'Dirty':>8} {'Mode':<5} {'Mapping'}")
+print("-" * 65)
+
+total_size = 0
+total_rss = 0
+total_dirty = 0
+
+addr, mode, mapping = "", "", ""
+size, rss, dirty = 0, 0, 0
+
+for line in lines:
+    # Ligne d'entête de segment mémoire (ex: 7ffe12340000-7ffe12361000 rw-p ...)
+    if re.match(r"^[0-9a-f]", line):
+        parts = line.split(maxsplit=5)
+        addr = parts[0].split("-")[0].zfill(16)
+        mode = parts[1]
+        mapping = parts[5].strip() if len(parts) > 5 else "[ anon ]"
+    elif line.startswith("Size:"):
+        size = int(line.split()[1])
+    elif line.startswith("Rss:"):
+        rss = int(line.split()[1])
+    elif line.startswith("Private_Dirty:"):
+        dirty = int(line.split()[1])
+        # Fin de la lecture des métriques clés du segment -> Affichage
+        print(f"{addr:<16} {size:>8} {rss:>8} {dirty:>8} {mode:<5} {mapping}")
+        total_size += size
+        total_rss += rss
+        total_dirty += dirty
+
+print("-" * 65)
+print(f"{'total kB':<16} {total_size:>8} {total_rss:>8} {total_dirty:>8}")