How do I expand without formatting
Disk /dev/sda: 107.4 GB, 107374182400 bytes, 209715200 sectors <<<<<<<<<100 GB
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x000a7393
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 2099199 1048576 83 Linux
/dev/sda2 2099200 39845887 18873344 8e Linux LVM
/dev/sda3 39845888 73400319 16777216 83 Linux
/dev/sda4 73400320 209715199 68157440 8e Linux LVM
Disk /dev/mapper/cl-root: 104.2 GB, 104245231616 bytes, 203603968 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/mapper/cl-swap: 2042 MB, 2042626048 bytes, 3989504 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
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Filesystem Size Used Avail Use% Mounted on
devtmpfs 4.8G 0 4.8G 0% /dev
tmpfs 4.9G 0 4.9G 0% /dev/shm
tmpfs 4.9G 8.9M 4.8G 1% /run
tmpfs 4.9G 0 4.9G 0% /sys/fs/cgroup
/dev/mapper/cl-root 33G 30G 2.4G 93% / <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<%93
/dev/sda1 1014M 279M 736M 28% /boot
tmpfs 984M 0 984M 0% /run/user/0