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hihellobolke/lvm__reference

Created May 13, 2014 05:30
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lvm__reference
# Grub is updated with correct root=/dev/rootvg/rootvolmenuentry
'Fedora (3.14.3-200.fc20.x86_64) 20 (Heisenbug)' --class fedora --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.11.10-301.fc20.x86_64-advanced-/dev/mapper/rootvg-rootvol' {
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd0,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 --hint='hd0,msdos1' 8a979fe0-1f10-4036-9a32-df48f0f55962
else
search --no-floppy --fs-uuid --set=root 8a979fe0-1f10-4036-9a32-df48f0f55962
fi
linux /vmlinuz-3.14.3-200.fc20.x86_64 root=/dev/rootvg/rootvol ro vconsole.font=latarcyrheb-sun16 rhgb quiet LANG=en_US.UTF-8
initrd /initramfs-3.14.3-200.fc20.x86_64.img
}
# initramfs modulesdracut modules:
bash
i18n
network
ifcfg
drm
plymouth
btrfs
dm
kernel-modules
lvm
fcoe
fcoe-uefi
rootfs-block
terminfo
udev-rules
biosdevname
systemd
usrmount
base
fs-lib
shutdown
uefi-lib
# : grep for thin
cat initramfs_ls | grep thin
-r-xr-xr-x 1 root root 15544 May 12 12:54 usr/lib64/device-mapper/libdevmapper-event-lvm2thin.so
lrwxrwxrwx 1 root root 44 May 12 12:54 usr/lib64/libdevmapper-event-lvm2thin.so -> device-mapper/libdevmapper-event-lvm2thin.so
-rw-r--r-- 1 root root 1737 Nov 27 05:13 usr/lib/kbd/consolefonts/gr928-8x16-thin.psfu.gz
-rw-r--r-- 1 root root 84511 May 6 15:19 usr/lib/modules/3.14.3-200.fc20.x86_64/kernel/drivers/md/dm-thin-pool.ko
-rwxr-xr-x 1 root root 375264 May 12 12:54 usr/sbin/thin_check
-rwxr-xr-x 1 root root 2170144 May 12 12:54 usr/sbin/thin_dump
-rwxr-xr-x 1 root root 2166056 May 12 12:54 usr/sbin/thin_repair
-rwxr-xr-x 1 root root 2165984 May 12 12:54 usr/sbin/thin_restore
# : lsbkl
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 8G 0 disk
├─sda1 8:1 0 512M 0 part /boot
└─sda2 8:2 0 1.5G 0 part
sdb 8:16 0 10G 0 disk
├─sdb1 8:17 0 5G 0 part
│ ├─rootvg-rootpool_tmeta 253:0 0 20M 0 lvm
│ │ └─rootvg-rootpool-tpool 253:2 0 20G 0 lvm
│ │ ├─rootvg-rootvol 253:3 0 10G 0 lvm /
│ │ ├─rootvg-rootpool 253:4 0 20G 0 lvm
│ │ └─rootvg-varvol 253:5 0 10G 0 lvm /var
│ └─rootvg-rootpool_tdata 253:1 0 20G 0 lvm
│ └─rootvg-rootpool-tpool 253:2 0 20G 0 lvm
│ ├─rootvg-rootvol 253:3 0 10G 0 lvm /
│ ├─rootvg-rootpool 253:4 0 20G 0 lvm
│ └─rootvg-varvol 253:5 0 10G 0 lvm /var
└─sdb2 8:18 0 5G 0 part
├─datavg-lvol0 253:7 0 32M 0 lvm
├─datavg-homepool_tmeta 253:8 0 16M 0 lvm
│ └─datavg-homepool-tpool 253:10 0 15G 0 lvm
│ ├─datavg-homepool 253:11 0 15G 0 lvm
│ ├─datavg-epiclulz 253:12 0 5G 0 lvm /home/epiclulz
│ └─datavg-somebody 253:13 0 5G 0 lvm /home/somebody
└─datavg-homepool_tdata 253:9 0 15G 0 lvm
└─datavg-homepool-tpool 253:10 0 15G 0 lvm
├─datavg-homepool 253:11 0 15G 0 lvm
├─datavg-epiclulz 253:12 0 5G 0 lvm /home/epiclulz
└─datavg-somebody 253:13 0 5G 0 lvm /home/somebody
sdc 8:32 0 10G 0 disk
├─sdc1 8:33 0 5G 0 part
│ └─rootvg-rootpool_tdata 253:1 0 20G 0 lvm
│ └─rootvg-rootpool-tpool 253:2 0 20G 0 lvm
│ ├─rootvg-rootvol 253:3 0 10G 0 lvm /
│ ├─rootvg-rootpool 253:4 0 20G 0 lvm
│ └─rootvg-varvol 253:5 0 10G 0 lvm /var
└─sdc2 8:34 0 5G 0 part
└─datavg-homepool_tdata 253:9 0 15G 0 lvm
└─datavg-homepool-tpool 253:10 0 15G 0 lvm
├─datavg-homepool 253:11 0 15G 0 lvm
├─datavg-epiclulz 253:12 0 5G 0 lvm /home/epiclulz
└─datavg-somebody 253:13 0 5G 0 lvm /home/somebody
sdd 8:48 0 10G 0 disk
├─sdd1 8:49 0 5G 0 part
│ └─rootvg-rootpool_tdata 253:1 0 20G 0 lvm
│ └─rootvg-rootpool-tpool 253:2 0 20G 0 lvm
│ ├─rootvg-rootvol 253:3 0 10G 0 lvm /
│ ├─rootvg-rootpool 253:4 0 20G 0 lvm
│ └─rootvg-varvol 253:5 0 10G 0 lvm /var
└─sdd2 8:50 0 5G 0 part
└─datavg-homepool_tdata 253:9 0 15G 0 lvm
└─datavg-homepool-tpool 253:10 0 15G 0 lvm
├─datavg-homepool 253:11 0 15G 0 lvm
├─datavg-epiclulz 253:12 0 5G 0 lvm /home/epiclulz
└─datavg-somebody 253:13 0 5G 0 lvm /home/somebody
sde 8:64 0 10G 0 disk
├─sde1 8:65 0 5G 0 part
│ └─rootvg-rootpool_tdata 253:1 0 20G 0 lvm
│ └─rootvg-rootpool-tpool 253:2 0 20G 0 lvm
│ ├─rootvg-rootvol 253:3 0 10G 0 lvm /
│ ├─rootvg-rootpool 253:4 0 20G 0 lvm
│ └─rootvg-varvol 253:5 0 10G 0 lvm /var
└─sde2 8:66 0 5G 0 part
└─datavg-homepool_tdata 253:9 0 15G 0 lvm
└─datavg-homepool-tpool 253:10 0 15G 0 lvm
├─datavg-homepool 253:11 0 15G 0 lvm
├─datavg-epiclulz 253:12 0 5G 0 lvm /home/epiclulz
└─datavg-somebody 253:13 0 5G 0 lvm /home/somebody
# : df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/rootvg-rootvol 10190136 5173260 4476204 54% /
devtmpfs 1009804 0 1009804 0% /dev
tmpfs 1021500 84 1021416 1% /dev/shm
tmpfs 1021500 992 1020508 1% /run
tmpfs 1021500 0 1021500 0% /sys/fs/cgroup
tmpfs 1021500 240 1021260 1% /tmp
/dev/sda1 499656 123136 339824 27% /boot
/dev/mapper/rootvg-varvol 10190136 618024 9031440 7% /var
/dev/mapper/datavg-somebody 5242880 320 4689856 1% /home/somebody
/dev/mapper/datavg-epiclulz 5242880 40416 4650464 1% /home/epiclulz
# : lvs
LV VG Attr LSize Pool Origin Data% Move Log Cpy%Sync Convert
epiclulz datavg Vwi-aotz-- 5.00g homepool 1.15
homepool datavg twi-a-tz-- 15.00g 0.42
lvol0 datavg -wi-a----- 32.00m
somebody datavg Vwi-aotz-- 5.00g homepool 0.10
rootpool rootvg twi-a-tz-- 19.95g 37.03
rootvol rootvg Vwi-aotz-- 10.00g rootpool 64.37
varvol rootvg Vwi-aotz-- 10.00g rootpool 9.48
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