A few more dependencies that are commented out and optionally installed for kcachegrind.

Author: marc-casavant

scripts/docker/build/ubuntu24-perf/Dockerfile

@@ -2,18 +2,34 @@ FROM --platform=linux/amd64 ubuntu:24.04
 
 # ── System dependencies ────────────────────────────────────────────────────────
 RUN apt-get update && apt-get install -y \
-    libgoogle-perftools-dev \
-    google-perftools \
+    # Build essentials
     build-essential \
+    cmake \
+    make \
+    git \
+    # SSL / compression / memory libs
     libssl-dev \
     libbrotli-dev \
     libtalloc-dev \
+    # Google perf tools
+    libgoogle-perftools-dev \
+    google-perftools \
+    # Valgrind profiling
+    valgrind \
+    # Utilities
     less \
-    git \
-    make \
     psmisc \
-    cmake \
- && rm -rf /var/lib/apt/lists/* # purge apt index cache in the same layer to prevent it being frozen into the image
+    # kcachegrind - GUI callgrind viewer (requires display/X11 forwarding or VNC)
+    # Lots of KDE/Qt dependencies (~200MB+).
+    # To use: run with `docker run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix`
+    # kcachegrind \
+    # kio \
+    # libkf5iconthemes5 \
+    # libkf5parts5 \
+    # libkf5textwidgets5 \
+    # libqt5gui5 \
+    # libqt5widgets5 \
+    && rm -rf /var/lib/apt/lists/* # purge apt index cache in the same layer to prevent it being frozen into the image
 
 # ── libkqueue (package version causes runtime issues) ─────────────────────────
 RUN git clone https://github.com/mheily/libkqueue.git /tmp/libkqueue \