updated notes

src/rhcsa.md

@@ -125,6 +125,38 @@ kill -9 1234 # Kill the process with PID 1234
 nice -n 10 sleep 100 # Run the sleep command with a priority of 10
 ```
 
+## Partitions and Mounting
+
+### lsblk
+```bash
+lsblk -f # List all block devices with filesystem type
+```
+
+### fdisk
+```bash
+sudo fdisk /dev/sda # Partition the disk /dev/sda 
+# Note: n for new partition, p for primary, 1 for first partition, w for write
+```
+
+### mkfs
+```bash
+sudo mkfs.xfs /dev/sda1 # Format the partition /dev/sda1 as XFS
+```
+
+### mount
+```bash
+sudo mount /dev/sda1 /mnt # Mount the partition /dev/sda1 to /mnt
+
+sudo mount -a # Mount all partitions
+```
+
+### LVM
+
+
+
+
+
+