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btrfs
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| #!/usr/bin/env bash | |
| set -euo pipefail | |
| echo "1. Загрузка модулей ядра" | |
| modprobe dm_cache || true | |
| modprobe dm_cache_smq || true | |
| modprobe dm_persistent_data || true | |
| SSD_DATA="/dev/nvme1n1p6 /dev/nvme2n1p6 /dev/nvme3n1p6 /dev/nvme4n1p6 /dev/nvme5n1p6" | |
| SSD_META="/dev/nvme0n1p6" | |
| HDD="/dev/sda1 /dev/sdb1 /dev/sdc1 /dev/sdd1" | |
| ALL_DEV="$SSD_DATA $SSD_META $HDD" | |
| echo "2. Сброс старых LVM-структур и блокировок" | |
| vgchange -an vg_main || true | |
| vgremove -ff -y vg_main || true | |
| pvremove -ff -y $ALL_DEV || true | |
| wipefs -a -f $ALL_DEV | |
| echo "3. Создание PV и VG" | |
| pvcreate --dataalignment 1m -ff -y $ALL_DEV | |
| vgcreate -y vg_main $ALL_DEV | |
| echo "4. Создание основных томов" | |
| lvcreate -y -n lv_main -l 100%PVS vg_main $HDD | |
| lvcreate -y -n cache_meta -L 8G vg_main $SSD_META | |
| lvcreate -y -i 5 -I 64K -n cache_data -l 100%FREE vg_main $SSD_DATA | |
| echo "5. Сборка cache-pool и привязка writeback" | |
| lvconvert -y --type cache-pool --chunksize 512k --poolmetadata vg_main/cache_meta vg_main/cache_data | |
| lvconvert -y --type cache --cachepool vg_main/cache_data --cachemode writeback vg_main/lv_main | |
| vgcfgbackup vg_main | |
| lvs -a -o +devices | |
| lvdisplay vg_main/lv_main | |
| echo "6. Форматирование Btrfs" | |
| mkfs.btrfs -f -O block-group-tree,squota /dev/vg_main/lv_main |
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