Some records when using VMware to install centos

1. When partitioning a hard disk, select: create a custom partition structure to build a partition structure as needed.

2. Hard Disk representation in Linux

1) IDE hard disk, expressed in HD.

Hda indicates the first IDE hard disk, hda1 indicates the first partition of the first IDE hard disk, and hda2 indicates the second partition of the first IDE hard disk ......

HDB indicates the second IDE hard disk, hdb1 indicates the first partition of the second IDE hard disk, and hdb2 indicates the second partition of the second IDE hard disk ......

HDC indicates the third IDE hard disk, hdc1 indicates the first partition of the third IDE hard disk, and hdc2 indicates the second partition of the third IDE hard disk ......

...

2) SCSI hard disk, represented by SD

SDA indicates the first SCSI hard disk, sda1 indicates the first partition of the first SCSI hard disk, and sda2 indicates the second partition of the first SCSI hard disk ......

SDB indicates the second SCSI hard disk, sdb1 indicates the first partition of the second SCSI hard disk, and sdb2 indicates the second partition of the second SCSI hard disk ......

SDC indicates the third SCSI hard disk, sdc1 indicates the first partition of the third SCSI hard disk, and sdc2 indicates the second partition of the third SCSI hard disk ......

...

3) Hard Disks are mounted under/dev nodes, such as/dev/sda2.

3. in Linux, there are two necessary partitions.

1) Root partition/

2) Swap partition (Virtual Memory partition)

3) Other partitions can be divided as needed

Add root partition:

To add a swap partition, note that the swap partition does not require a mount point. Select swap for the file system type.

You can also create other commonly used partitions, such as/USR and/test.

4. View IP information: ifconfig command

1) eth0: Ethernet. eth0 indicates the first Nic, and eth1 indicates the second Nic.

2) Lo: Virtual Nic for local communication and Testing

5. Common Remote Management Tools

1) securecrt

2) putty

3) SSH Secure Shell Client

4) flashfxp

6. After the user logs on successfully, the system's default prompt

1) the average user is $

2) the root user is #