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fix: pin Alpine JDK base image to avoid empty JFR recordings #1883

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fix: pin Alpine JDK base image to avoid empty JFR recordings #1883

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6 changes: 5 additions & 1 deletion Dockerfile
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Expand Up @@ -7,7 +7,11 @@ WORKDIR /home/gradle/src
RUN --mount=type=secret,id=GPR_USERNAME,env=GPR_USERNAME --mount=type=secret,id=GPR_PASSWORD,env=GPR_PASSWORD gradle --no-daemon build --stacktrace -PdisableCompression=true -x test
RUN mkdir /build && tar -xf /home/gradle/src/server/build/distributions/server*.tar --strip-components=1 -C /build

FROM eclipse-temurin:21-jdk-alpine
# Pinned to Temurin 21.0.11_10 (musl 1.2.5) — the last known-good combination for JFR.
# JDK 21.0.12 + musl 1.2.6 (the next eclipse-temurin:21-jdk-alpine build) silently produces
# empty .jfr recordings (JFR.stop reports "0 bytes written"). Do not float this tag until
# that regression is confirmed fixed upstream.
FROM eclipse-temurin:21-jdk-alpine@sha256:1ff763083f2993d57d0bf374ab10bb3e2cb873af6c13a04458ebbd3e0337dc76

ENV OTEL_TRACES_EXPORTER="none"
ENV OTEL_METRICS_EXPORTER="none"
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