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Tony Hutter
afc6e08160
- Remove line where we disable stdout at the end of qemu-1-setup.sh - Fix comment switching the 2x75GB -> 1x150GB cases - Add some more debug to the end of the script Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Tony Hutter <hutter2@llnl.gov> Closes #18441
159 lines
5.4 KiB
Bash
Executable File
159 lines
5.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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######################################################################
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# 1) setup qemu instance on action runner
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######################################################################
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set -eu
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# The default runner has a bunch of development tools and other things
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# that we do not need. Remove them here to free up a total of 35GB.
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#
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# First remove packages - this frees up ~10GB
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echo "Disk space before purge:"
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df -h /
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sudo docker image prune --all --force
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sudo docker builder prune -a
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unneeded="microsoft-edge-stable|azure-cli|google-cloud|google-chrome-stable|"\
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"temurin|llvm|firefox|mysql-server|snapd|android|dotnet|haskell|ghcup|"\
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"powershell|julia|swift|miniconda|chromium"
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sudo apt-get -y remove $(dpkg-query -f '${binary:Package}\n' -W | grep -E "'$unneeded'")
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sudo apt-get -y autoremove
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# Next, remove unneeded files in /usr. This frees up an additional 25GB.
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sudo rm -fr /usr/local/lib/android /usr/share/dotnet /usr/local/.ghcup \
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/usr/share/swift /usr/local/share/powershell /usr/local/julia* \
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/usr/share/miniconda /usr/local/share/chromium
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echo "Disk space after:"
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df -h /
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# The default 'azure.archive.ubuntu.com' mirrors can be really slow.
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# Prioritize the official Ubuntu mirrors.
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#
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# The normal apt-mirrors.txt will look like:
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#
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# http://azure.archive.ubuntu.com/ubuntu/ priority:1
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# https://archive.ubuntu.com/ubuntu/ priority:2
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# https://security.ubuntu.com/ubuntu/ priority:3
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#
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# Just delete the 'azure.archive.ubuntu.com' line.
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sudo sed -i '/azure.archive.ubuntu.com/d' /etc/apt/apt-mirrors.txt
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echo "Using mirrors:"
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cat /etc/apt/apt-mirrors.txt
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# install needed packages
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export DEBIAN_FRONTEND="noninteractive"
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sudo apt-get -y update
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sudo apt-get install -y axel cloud-image-utils daemonize guestfs-tools \
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virt-manager linux-modules-extra-$(uname -r) zfsutils-linux
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# generate ssh keys
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rm -f ~/.ssh/id_ed25519
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ssh-keygen -t ed25519 -f ~/.ssh/id_ed25519 -q -N ""
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# not needed
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sudo systemctl stop docker.socket
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sudo systemctl stop multipathd.socket
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sudo swapoff -a
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# Special case:
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#
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# For reasons unknown, the runner can boot-up with two different block device
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# configurations. On one config you get two 75GB block devices, and on the
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# other you get a single 150GB block device. Here's what both look like:
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#
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# --- One 150GB block device ---
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# NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
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# sda 8:0 0 150G 0 disk
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# ├─sda1 8:1 0 149G 0 part /
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# ├─sda14 8:14 0 4M 0 part
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# ├─sda15 8:15 0 106M 0 part /boot/efi
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# └─sda16 259:0 0 913M 0 part /boot
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#
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# lrwxrwxrwx 1 root root 9 Jan 29 18:07 azure_root -> ../../sda
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# lrwxrwxrwx 1 root root 10 Jan 29 18:07 azure_root-part1 -> ../../sda1
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# lrwxrwxrwx 1 root root 11 Jan 29 18:07 azure_root-part14 -> ../../sda14
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# lrwxrwxrwx 1 root root 11 Jan 29 18:07 azure_root-part15 -> ../../sda15
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# lrwxrwxrwx 1 root root 11 Jan 29 18:07 azure_root-part16 -> ../../sda16
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#
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# --- Two 75GB block devices ---
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# NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
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# sda 8:0 0 75G 0 disk
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# ├─sda1 8:1 0 74G 0 part /
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# ├─sda14 8:14 0 4M 0 part
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# ├─sda15 8:15 0 106M 0 part /boot/efi
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# └─sda16 259:0 0 913M 0 part /boot
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# sdb 8:16 0 75G 0 disk
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# └─sdb1 8:17 0 75G 0 part
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#
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# lrwxrwxrwx 1 root root 9 Jan 29 18:07 azure_resource -> ../../sdb
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# lrwxrwxrwx 1 root root 10 Jan 29 18:07 azure_resource-part1 -> ../../sdb1
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# lrwxrwxrwx 1 root root 9 Jan 29 18:07 azure_root -> ../../sda
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# lrwxrwxrwx 1 root root 10 Jan 29 18:07 azure_root-part1 -> ../../sda1
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# lrwxrwxrwx 1 root root 11 Jan 29 18:07 azure_root-part14 -> ../../sda14
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# lrwxrwxrwx 1 root root 11 Jan 29 18:07 azure_root-part15 -> ../../sda15
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#
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# If we have the azure_resource-part1 partition, umount it, partition it, and
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# use it as our ZFS disk and swap partition. If not, just create a file VDEV
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# and swap file and use that instead.
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# remove default swapfile and /mnt
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if [ -e /dev/disk/cloud/azure_resource-part1 ] ; then
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sudo umount -l /mnt
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DISK="/dev/disk/cloud/azure_resource-part1"
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sudo sed -e "s|^$DISK.*||g" -i /etc/fstab
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sudo wipefs -aq $DISK
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sudo systemctl daemon-reload
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fi
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sudo modprobe loop
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sudo modprobe zfs
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if [ -e /dev/disk/cloud/azure_resource-part1 ] ; then
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echo "We have two 75GB block devices"
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# partition the disk as needed
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DISK="/dev/disk/cloud/azure_resource"
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sudo sgdisk --zap-all $DISK
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sudo sgdisk -p \
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-n 1:0:+16G -c 1:"swap" \
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-n 2:0:0 -c 2:"tests" \
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$DISK
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sync
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sleep 1
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sudo fallocate -l 12G /test.ssd2
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DISKS="$DISK-part2 /test.ssd2"
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SWAP=$DISK-part1
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else
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echo "We have a single 150GB block device"
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sudo fallocate -l 72G /test.ssd2
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SWAP=/swapfile.ssd
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sudo fallocate -l 16G $SWAP
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sudo chmod 600 $SWAP
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DISKS="/test.ssd2"
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fi
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# swap with same size as RAM (16GiB)
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sudo mkswap $SWAP
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sudo swapon $SWAP
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echo "Block devices:"
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lsblk
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# adjust zfs module parameter and create pool
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ARC_MIN=$((1024*1024*256))
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ARC_MAX=$((1024*1024*512))
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echo $ARC_MIN | sudo tee /sys/module/zfs/parameters/zfs_arc_min >/dev/null
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echo $ARC_MAX | sudo tee /sys/module/zfs/parameters/zfs_arc_max >/dev/null
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echo 1 | sudo tee /sys/module/zfs/parameters/zvol_use_blk_mq >/dev/null
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sudo zpool create -f -o ashift=12 zpool $DISKS -O relatime=off \
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-O atime=off -O xattr=sa -O compression=lz4 -O sync=disabled \
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-O redundant_metadata=none -O mountpoint=/mnt/tests
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echo "Status:"
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zpool status
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echo "Last dmesg:"
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sudo dmesg | tail -n 10
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