Disk Storage
disk and storage
fdisk磁盘分区
日志文件应该存放在独立的分区,或者独立的磁盘中
cat /etc/fstab
从/dev/sdb创建分区/dev/sdb1
格式化分区 mkfs.ext3 /dev/sdb1
挂载分区到指定目录 mount /dev/sdb1 /mnt
what-is-the-purpose-of-the-lostfound-folder-in-linux-and-unix
fdisk /dev/sdb
Command (m for help): m
Command action
a toggle a bootable flag
b edit bsd disklabel
c toggle the dos compatibility flag
d delete a partition
l list known partition types
m print this menu
n add a new partition
o create a new empty DOS partition table
p print the partition table
q quit without saving changes
s create a new empty Sun disklabel
t change a partition's system id
u change display/entry units
v verify the partition table
w write table to disk and exit
x extra functionality (experts only)
物理卷和逻辑卷
Creating the LVM Physical Volumes
Creating the LVM Volume Groups
Creating the LVM Logical Volumes 中文
http://blog.chinaunix.net/uid-20696246-id-1892246.html
physical volume
logical volume manager
https://www.centos.org/docs/5/html/Deployment_Guide-en-US/ch-lvm.html
可以参考the linux document project
http://tldp.org/LDP/intro-linux/html/sect_03_01.html
几个概念:硬盘,分区,物理卷,逻辑卷, 文件系统类型
几个命令: df
mount
blockdev
parted
pvdisplay
lvdisplay
lsblk
fdisk
lsscsi
mkfs
http://man7.org/linux/man-pages/man8/blockdev.8.html blockdev –getsize64 /dev/sda
https://www.tecmint.com/parted-command-to-create-resize-rescue-linux-disk-partitions/ parted command