From 653ded88931fce50bc09364d464bd3a64bc120eb Mon Sep 17 00:00:00 2001
From: Mikko Viitanen <74129181+mviitane@users.noreply.github.com>
Date: Fri, 11 Nov 2022 22:59:13 +0200
Subject: [PATCH] [currencyservice] Create multiple build jobs to optimize
 build time (#569)

---
 CHANGELOG.md                   | 2 ++
 src/currencyservice/Dockerfile | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0dd6a37b66..7372064d4f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -134,3 +134,5 @@ significant modifications will be credited to OpenTelemetry Authors.
 ([#512](https://github.com/open-telemetry/opentelemetry-demo/pull/512))
 * Replaced PHP-CLI to PHP-Apache for a more realistic service
 ([#563](https://github.com/open-telemetry/opentelemetry-demo/pull/563))
+* Optimize currencyservice build time with parallel build jobs
+([#569](https://github.com/open-telemetry/opentelemetry-demo/pull/569))
diff --git a/src/currencyservice/Dockerfile b/src/currencyservice/Dockerfile
index 5a3684e580..78af567bcd 100644
--- a/src/currencyservice/Dockerfile
+++ b/src/currencyservice/Dockerfile
@@ -35,12 +35,12 @@ RUN git clone --shallow-submodules --depth 1 --recurse-submodules -b v${GRPC_VER
     -DgRPC_BUILD_GRPC_PYTHON_PLUGIN=OFF \
     -DgRPC_BUILD_GRPC_RUBY_PLUGIN=OFF \
     ../.. \
-  && make -j2 \
+  && make -j$(nproc || sysctl -n hw.ncpu || echo 1) \
   && make install \
   && cd ../../.. \
   && rm -rf grpc
 
-# install opentelemetry
+# Install OpenTelemetry
 RUN git clone https://github.com/open-telemetry/opentelemetry-cpp \
     && cd opentelemetry-cpp/ \
     && git checkout tags/v${OPENTELEMETRY_VERSION} -b v${OPENTELEMETRY_VERSION} \