Files
scylladb/tools/toolchain/Dockerfile
Avi Kivity d3b8c9f5ef build: update frozen toolchain to Fedora 41 with clang 19
Update from clang 18 to clang 19. perf-simple-query reports:

clang 18

278102.35 tps ( 63.1 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   36056 insns/op,   16560 cycles/op,        0 errors)
288801.19 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   36018 insns/op,   16004 cycles/op,        0 errors)
287795.23 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   36039 insns/op,   15995 cycles/op,        0 errors)
290495.86 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   36027 insns/op,   15939 cycles/op,        0 errors)
293116.10 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   36020 insns/op,   15780 cycles/op,        0 errors)

clang 19

284742.08 tps ( 63.1 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   35517 insns/op,   16419 cycles/op,        0 errors)
297974.97 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   35497 insns/op,   15926 cycles/op,        0 errors)
279527.99 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   35513 insns/op,   16724 cycles/op,        0 errors)
298229.61 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   35494 insns/op,   15892 cycles/op,        0 errors)
297982.67 tps ( 63.0 allocs/op,   0.0 logallocs/op,  14.1 tasks/op,   35494 insns/op,   15819 cycles/op,        0 errors)

So the update delivers a nice performance improvement.

Optimized clang regenerated and stored in

  https://devpkg.scylladb.com/clang/clang-19.1.7-Fedora-41-aarch64.tar.gz
  https://devpkg.scylladb.com/clang/clang-19.1.7-Fedora-41-x86_64.tar.gz

Script to prepare optimized clang updated, and upstreamed patch
dropped.

Closes scylladb/scylladb#22380
2025-02-08 17:18:17 +02:00

19 lines
602 B
Docker

FROM docker.io/fedora:41
ARG CLANG_BUILD="SKIP"
ARG CLANG_ARCHIVES
WORKDIR /mnt
RUN dnf -y update \
&& dnf -y install 'dnf-command(copr)' \
&& dnf -y install ccache \
&& dnf -y install devscripts debhelper fakeroot file rpm-build \
&& ./install-dependencies.sh && dnf clean all \
&& echo 'ALL ALL=(ALL:ALL) NOPASSWD: ALL' >> /etc/sudoers \
&& cp ./tools/toolchain/system-auth /etc/pam.d \
&& echo 'Defaults !requiretty' >> /etc/sudoers
RUN mkdir -p /root/.m2/repository
ENV JAVA8_HOME=/usr/lib/jvm/java-1.8.0-openjdk
RUN ./tools/toolchain/optimized_clang.sh
CMD /bin/bash