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66 lines
1.8 KiB
Bash
66 lines
1.8 KiB
Bash
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#!/bin/bash
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# 2024.mar kneutron
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# Works on almalinux 9
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# Target disk
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# TODO EDITME - maybe better to use partition instead of whole device
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tdisk="pci-0000:06:0b.0-part1" # -> ../../vdb1
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# REF: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html-single/deduplicating_and_compressing_logical_volumes_on_rhel/index
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# NOTE Starting with RHEL 9, VDO can only be managed using LVM tools
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#Replace logical-size with the amount of logical storage that the VDO volume should present:
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#For active VMs or container storage, use logical size that is ten times the
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#physical size of your block device. For example, if your block device is
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# 1TB in size, use 10T here.
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#For object storage, use logical size that is three times the physical size
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# of your block device. For example, if your block device is 1TB in size, use 3T here.
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modprobe kvdo
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# TODO EDITME
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vdoname=vdotest
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# TODO EDITME physical disk size 128G
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let pdisk=128-1 # GB
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# NOTE if we dont do -1 get insufficient free extents error
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lsize=$(echo $[$pdisk * 3])
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set -x -u
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# RHEL8
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#time vdo create --name=$vdoname \
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# --device=/dev/disk/by-path/pci-0000:06:0b.0-part1 \
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# --vdoLogicalSize=${lsize}G --writePolicy=async
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# RHEL9
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vgcreate $vdoname-vg "/dev/disk/by-path/$tdisk" # pci-0000:06:0b.0-part1
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lvcreate --type vdo -n $vdoname-lv -L ${pdisk}G -V ${lsize}G $vdoname-vg/vdo-pool1
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# vdotest--vg-vdotest--lv -> ../dm-4
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time mkfs.xfs -K /dev/mapper/$vdoname--vg-$vdoname--lv
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echo "$(date) - waiting for Godot"
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time udevadm settle
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date
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systemctl enable --now fstrim.timer # auto once a week
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mkdir -pv /mnt/vdo1
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mount /dev/mapper/$vdoname--vg-$vdoname--lv /mnt/vdo1 -odefaults,noatime
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set +x
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echo ''
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df -hT /mnt/vdo1
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echo ''
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echo "fstab:
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/dev/mapper/$vdoname--vg-$vdoname--lv mount-point xfs defaults,noatime 0 0"
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echo ''
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vdostats --human-readable
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