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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
68 lines
1.9 KiB
Bash
Executable File
68 lines
1.9 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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# 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-$(uname -r) zfsutils-linux
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# generate ssh keys
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rm -f ~/.ssh/id_ed25519
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ssh-keygen -t ed25519 -f ~/.ssh/id_ed25519 -q -N ""
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# not needed
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sudo systemctl stop docker.socket
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sudo systemctl stop multipathd.socket
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# remove default swapfile and /mnt
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sudo swapoff -a
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sudo umount -l /mnt
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DISK="/dev/disk/cloud/azure_resource-part1"
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sudo sed -e "s|^$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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sudo modprobe loop
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sudo modprobe zfs
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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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# swap with same size as RAM (16GiB)
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sudo mkswap $DISK-part1
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sudo swapon $DISK-part1
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# JBOD 2xdisk for OpenZFS storage (test vm's)
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SSD1="$DISK-part2"
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sudo fallocate -l 12G /test.ssd2
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SSD2=$(sudo losetup -b 4096 -f /test.ssd2 --show)
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# adjust zfs module parameter and create pool
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exec 1>/dev/null
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ARC_MIN=$((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
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echo $ARC_MAX | sudo tee /sys/module/zfs/parameters/zfs_arc_max
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echo 1 | sudo tee /sys/module/zfs/parameters/zvol_use_blk_mq
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sudo zpool create -f -o ashift=12 zpool $SSD1 $SSD2 -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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# no need for some scheduler
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for i in /sys/block/s*/queue/scheduler; do
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echo "none" | sudo tee $i
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done
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