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ZTS: Apply small changes for speeding up the tests #15811

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Jan 26, 2024
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ZTS: Apply small changes for speeding up the tests #15811

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35 changes: 15 additions & 20 deletions .github/workflows/scripts/setup-dependencies.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -55,29 +55,24 @@ function mod_install() {
cat /proc/spl/kstat/zfs/chksum_bench
echo "::endgroup::"

echo "::group::Reclaim and report disk space"
# remove 4GiB of images
sudo systemd-run docker system prune --force --all --volumes
echo "::group::Optimize storage for ZFS testings"
# remove swap and umount fast storage
# 89GiB -> rootfs + bootfs with ~80MB/s -> don't care
# 64GiB -> /mnt with 420MB/s -> new testing ssd
sudo swapoff -a

# remove unused software
sudo systemd-run --wait rm -rf \
"$AGENT_TOOLSDIRECTORY" \
/opt/* \
/usr/local/* \
/usr/share/az* \
/usr/share/dotnet \
/usr/share/gradle* \
/usr/share/miniconda \
/usr/share/swift \
/var/lib/gems \
/var/lib/mysql \
/var/lib/snapd

# trim the cleaned space
sudo fstrim /
# this one is fast and mounted @ /mnt
# -> we reformat with ext4 + move it to /var/tmp
DEV="/dev/disk/azure/resource-part1"
sudo umount /mnt
sudo mkfs.ext4 -O ^has_journal -F $DEV
sudo mount -o noatime,barrier=0 $DEV /var/tmp
sudo chmod 1777 /var/tmp

# disk usage afterwards
df -h /
sudo df -h /
sudo df -h /var/tmp
sudo fstrim -a
echo "::endgroup::"
}

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