mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2025-05-24 15:34:59 +03:00
ba17cedf65
Don't use KSM on the FreeBSD VMs and optimize KSM settings for Linux to have faster run times. Reviewed-by: Alexander Motin <mav@FreeBSD.org> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Tino Reichardt <milky-zfs@mcmilk.de> Closes #17247
117 lines
2.9 KiB
Bash
Executable File
117 lines
2.9 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
######################################################################
|
|
# 5) start test machines and load openzfs module
|
|
######################################################################
|
|
|
|
set -eu
|
|
|
|
# read our defined variables
|
|
source /var/tmp/env.txt
|
|
|
|
# wait for poweroff to succeed
|
|
PID=$(pidof /usr/bin/qemu-system-x86_64)
|
|
tail --pid=$PID -f /dev/null
|
|
sudo virsh undefine openzfs
|
|
|
|
# cpu pinning
|
|
CPUSET=("0,1" "2,3")
|
|
|
|
case "$OS" in
|
|
freebsd*)
|
|
# FreeBSD needs only 6GiB
|
|
RAM=6
|
|
;;
|
|
*)
|
|
# Linux needs more memory, but can be optimized to share it via KSM
|
|
RAM=8
|
|
;;
|
|
esac
|
|
|
|
# create snapshot we can clone later
|
|
sudo zfs snapshot zpool/openzfs@now
|
|
|
|
# setup the testing vm's
|
|
PUBKEY=$(cat ~/.ssh/id_ed25519.pub)
|
|
|
|
# start testing VMs
|
|
for ((i=1; i<=VMs; i++)); do
|
|
echo "Creating disk for vm$i..."
|
|
DISK="/dev/zvol/zpool/vm$i"
|
|
FORMAT="raw"
|
|
sudo zfs clone zpool/openzfs@now zpool/vm$i-system
|
|
sudo zfs create -ps -b 64k -V 64g zpool/vm$i-tests
|
|
|
|
cat <<EOF > /tmp/user-data
|
|
#cloud-config
|
|
|
|
fqdn: vm$i
|
|
|
|
users:
|
|
- name: root
|
|
shell: $BASH
|
|
- name: zfs
|
|
sudo: ALL=(ALL) NOPASSWD:ALL
|
|
shell: $BASH
|
|
ssh_authorized_keys:
|
|
- $PUBKEY
|
|
|
|
growpart:
|
|
mode: auto
|
|
devices: ['/']
|
|
ignore_growroot_disabled: false
|
|
EOF
|
|
|
|
sudo virsh net-update default add ip-dhcp-host \
|
|
"<host mac='52:54:00:83:79:0$i' ip='192.168.122.1$i'/>" --live --config
|
|
|
|
sudo virt-install \
|
|
--os-variant $OSv \
|
|
--name "vm$i" \
|
|
--cpu host-passthrough \
|
|
--virt-type=kvm --hvm \
|
|
--vcpus=$CPU,sockets=1 \
|
|
--cpuset=${CPUSET[$((i-1))]} \
|
|
--memory $((1024*RAM)) \
|
|
--memballoon model=virtio \
|
|
--graphics none \
|
|
--cloud-init user-data=/tmp/user-data \
|
|
--network bridge=virbr0,model=$NIC,mac="52:54:00:83:79:0$i" \
|
|
--disk $DISK-system,bus=virtio,cache=none,format=$FORMAT,driver.discard=unmap \
|
|
--disk $DISK-tests,bus=virtio,cache=none,format=$FORMAT,driver.discard=unmap \
|
|
--import --noautoconsole >/dev/null
|
|
done
|
|
|
|
# generate some memory stats
|
|
cat <<EOF > cronjob.sh
|
|
exec 1>>/var/tmp/stats.txt
|
|
exec 2>&1
|
|
echo "********************************************************************************"
|
|
uptime
|
|
free -m
|
|
zfs list
|
|
EOF
|
|
|
|
sudo chmod +x cronjob.sh
|
|
sudo mv -f cronjob.sh /root/cronjob.sh
|
|
echo '*/5 * * * * /root/cronjob.sh' > crontab.txt
|
|
sudo crontab crontab.txt
|
|
rm crontab.txt
|
|
|
|
# check if the machines are okay
|
|
echo "Waiting for vm's to come up... (${VMs}x CPU=$CPU RAM=$RAM)"
|
|
for ((i=1; i<=VMs; i++)); do
|
|
.github/workflows/scripts/qemu-wait-for-vm.sh vm$i
|
|
done
|
|
echo "All $VMs VMs are up now."
|
|
|
|
# Save the VM's serial output (ttyS0) to /var/tmp/console.txt
|
|
# - ttyS0 on the VM corresponds to a local /dev/pty/N entry
|
|
# - use 'virsh ttyconsole' to lookup the /dev/pty/N entry
|
|
for ((i=1; i<=VMs; i++)); do
|
|
mkdir -p $RESPATH/vm$i
|
|
read "pty" <<< $(sudo virsh ttyconsole vm$i)
|
|
sudo nohup bash -c "cat $pty > $RESPATH/vm$i/console.txt" &
|
|
done
|
|
echo "Console logging for ${VMs}x $OS started."
|