From 4945a42349f116019f25860884e0090f1e2d66bc Mon Sep 17 00:00:00 2001
From: tyranron <tyranron@gmail.com>
Date: Mon, 17 Feb 2025 14:34:06 +0200
Subject: [PATCH] Decrease Docker BuildKit `max-parallelism` for `ppc64le` arch

---
 .github/workflows/docker.yml | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 0754988..07c23df 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -38,6 +38,15 @@ jobs:
         with:
           fetch-depth: 0  # for correct image labeling via `git describe --tags`
       - uses: docker/setup-buildx-action@v3
+      - name: Configure `max-parallelism = 1` for Docker BuildKit
+        run: echo "[worker.oci]\nmax-parallelism = 1"
+             >> /etc/buildkitd.toml
+        if: ${{ matrix.arch == 'ppc64le' }}
+      - name: Create Docker BuildKit builder
+        run: docker buildx create --use --name container \
+                                  --driver docker-container \
+                                  --config /etc/buildkitd.toml
+        if: ${{ matrix.arch == 'ppc64le' }}
 
       - name: Detect correct Git ref for image build
         id: git