make swap bigger on luks?
by eurusd from LinuxQuestions.org on (#6M3K5)
how to make a swap bigger on luks?
by default it is only 2 GB
I want 16GB swap
cat /etc/crypttab
nvme0n1p3_crypt UUID=5453a2d7-a805-4c46-8830-1b40b4e0820b none luks,discard
cat /etc/fstab
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
/dev/mapper/vgkubuntu-root / ext4 errors=remount-ro 0 1
# /boot was on /dev/nvme0n1p2 during installation
UUID=6e64ffd7-9479-49aa-924e-189f61ea1158 /boot ext4 defaults 0 2
# /boot/efi was on /dev/nvme0n1p1 during installation
UUID=E1D2-69BA /boot/efi vfat umask=0077 0 1
/dev/mapper/vgkubuntu-swap_1 none swap sw 0 0
lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
loop0 7:0 0 4K 1 loop /snap/bare/5
loop1 7:1 0 373.8M 1 loop /snap/anbox/186
loop2 7:2 0 105.4M 1 loop /snap/core/16574
loop3 7:3 0 104M 1 loop /snap/core/16928
loop4 7:4 0 63.9M 1 loop /snap/core20/2182
loop5 7:5 0 63.9M 1 loop /snap/core20/2264
loop6 7:6 0 74.1M 1 loop /snap/core22/1033
loop7 7:7 0 74.2M 1 loop /snap/core22/1122
loop8 7:8 0 267.5M 1 loop /snap/firefox/3941
loop9 7:9 0 268.3M 1 loop /snap/firefox/4090
loop10 7:10 0 349.7M 1 loop /snap/gnome-3-38-2004/140
loop11 7:11 0 349.7M 1 loop /snap/gnome-3-38-2004/143
loop12 7:12 0 497M 1 loop /snap/gnome-42-2204/141
loop13 7:13 0 504.2M 1 loop /snap/gnome-42-2204/172
loop14 7:14 0 91.7M 1 loop /snap/gtk-common-themes/1535
loop15 7:15 0 103.2M 1 loop /snap/pac-vs/1
loop16 7:16 0 147M 1 loop /snap/shotcut/1389
loop17 7:17 0 40.4M 1 loop /snap/snapd/20671
loop18 7:18 0 39.1M 1 loop /snap/snapd/21184
loop19 7:19 0 417.9M 1 loop /snap/telegram-desktop/5783
loop20 7:20 0 417.9M 1 loop /snap/telegram-desktop/5791
loop21 7:21 0 310.8M 1 loop
nvme0n1 259:0 0 953.9G 0 disk
nvme0n1p1 259:1 0 512M 0 part /boot/efi
nvme0n1p2 259:2 0 1.7G 0 part /boot
nvme0n1p3 259:3 0 951.7G 0 part
nvme0n1p3_crypt 252:0 0 951.7G 0 crypt
vgkubuntu-root 252:1 0 929.4G 0 lvm /var/snap/firefox/common/host-hunspell
/
vgkubuntu-swap_1 252:2 0 1.9G 0 lvm [SWAP]
Filesystem Size Used Avail Use% Mounted on
tmpfs 1.6G 2.6M 1.6G 1% /run
/dev/mapper/vgkubuntu-root 914G 325G 543G 38% /
tmpfs 7.7G 298M 7.4G 4% /dev/shm
tmpfs 5.0M 4.0K 5.0M 1% /run/lock
efivarfs 246K 108K 134K 45% /sys/firmware/efi/efivars
/dev/nvme0n1p2 1.7G 301M 1.3G 20% /boot
/dev/nvme0n1p1 511M 6.1M 505M 2% /boot/efi
tmpfs 1.6G 108K 1.6G 1% /run/user/1000
by default it is only 2 GB
I want 16GB swap
cat /etc/crypttab
nvme0n1p3_crypt UUID=5453a2d7-a805-4c46-8830-1b40b4e0820b none luks,discard
cat /etc/fstab
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
/dev/mapper/vgkubuntu-root / ext4 errors=remount-ro 0 1
# /boot was on /dev/nvme0n1p2 during installation
UUID=6e64ffd7-9479-49aa-924e-189f61ea1158 /boot ext4 defaults 0 2
# /boot/efi was on /dev/nvme0n1p1 during installation
UUID=E1D2-69BA /boot/efi vfat umask=0077 0 1
/dev/mapper/vgkubuntu-swap_1 none swap sw 0 0
lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
loop0 7:0 0 4K 1 loop /snap/bare/5
loop1 7:1 0 373.8M 1 loop /snap/anbox/186
loop2 7:2 0 105.4M 1 loop /snap/core/16574
loop3 7:3 0 104M 1 loop /snap/core/16928
loop4 7:4 0 63.9M 1 loop /snap/core20/2182
loop5 7:5 0 63.9M 1 loop /snap/core20/2264
loop6 7:6 0 74.1M 1 loop /snap/core22/1033
loop7 7:7 0 74.2M 1 loop /snap/core22/1122
loop8 7:8 0 267.5M 1 loop /snap/firefox/3941
loop9 7:9 0 268.3M 1 loop /snap/firefox/4090
loop10 7:10 0 349.7M 1 loop /snap/gnome-3-38-2004/140
loop11 7:11 0 349.7M 1 loop /snap/gnome-3-38-2004/143
loop12 7:12 0 497M 1 loop /snap/gnome-42-2204/141
loop13 7:13 0 504.2M 1 loop /snap/gnome-42-2204/172
loop14 7:14 0 91.7M 1 loop /snap/gtk-common-themes/1535
loop15 7:15 0 103.2M 1 loop /snap/pac-vs/1
loop16 7:16 0 147M 1 loop /snap/shotcut/1389
loop17 7:17 0 40.4M 1 loop /snap/snapd/20671
loop18 7:18 0 39.1M 1 loop /snap/snapd/21184
loop19 7:19 0 417.9M 1 loop /snap/telegram-desktop/5783
loop20 7:20 0 417.9M 1 loop /snap/telegram-desktop/5791
loop21 7:21 0 310.8M 1 loop
nvme0n1 259:0 0 953.9G 0 disk
nvme0n1p1 259:1 0 512M 0 part /boot/efi
nvme0n1p2 259:2 0 1.7G 0 part /boot
nvme0n1p3 259:3 0 951.7G 0 part
nvme0n1p3_crypt 252:0 0 951.7G 0 crypt
vgkubuntu-root 252:1 0 929.4G 0 lvm /var/snap/firefox/common/host-hunspell
/
vgkubuntu-swap_1 252:2 0 1.9G 0 lvm [SWAP]
Filesystem Size Used Avail Use% Mounted on
tmpfs 1.6G 2.6M 1.6G 1% /run
/dev/mapper/vgkubuntu-root 914G 325G 543G 38% /
tmpfs 7.7G 298M 7.4G 4% /dev/shm
tmpfs 5.0M 4.0K 5.0M 1% /run/lock
efivarfs 246K 108K 134K 45% /sys/firmware/efi/efivars
/dev/nvme0n1p2 1.7G 301M 1.3G 20% /boot
/dev/nvme0n1p1 511M 6.1M 505M 2% /boot/efi
tmpfs 1.6G 108K 1.6G 1% /run/user/1000