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::"
}