alpine_pxe  dd disk{
	Pxe boot ⇒ Debian setup ⇒ linux_install32
	----------------------------------------------------------------------------------
	apk add nfs-utils
	rc-service rpcbind start
	modprobe nfs
	
	mkdir -p /media/disk
	mount -v -o nolock nas-27-5A-1D:/data/SYS    /media/disk
	cd /media/disk/driver_manual/电脑/pc-nj70b
	all disk {
		xz -d -c /media/disk/driver_manual/电脑/pc-nj70b/pc-nj70B_disk_dd_xz_opt.img.xz | dd of=/dev/sda bs=4M status=progress
		----------------------------------------------------------------------------------
		lsblk
		sda      8:0    0 465.8G  0 disk
		|-sda1   8:1    0   300M  0 part
		|-sda2   8:2    0 100.1G  0 part  #100MB ⇒ Format ⇒ 100.1G
		|-sda3   8:3    0 354.6G  0 part  #2.3GB  ⇒ 354.6G
		|-sda4   8:4    0  10.8G  0 part
		----------------------------------------------------------------------------------
		F4  ⇒ recover
	}
	partion {
		----------------------------------------------------------------------------------
		lsblk
		sda      8:0    0 465.8G  0 disk
		|-sda1   8:1    0   100G  0 part
		|-sda2   8:2    0     1K  0 part
		|-sda5   8:5    0   120G  0 part
		|-sda6   8:6    0 245.8G  0 part
		----------------------------------------------------------------------------------
		xz -d -c /media/disk/driver_manual/电脑/pc-nj70b/pc-nj70B_win7cn_sda1_dd.img.xz | dd of=/dev/sda1 bs=4M status=progress
	}
}
make pc-nj70B_disk_dd_xz_opt.img.xz {
	mkdir -p /media/pubdisk
	mount -t nfs -o vers=3 ts119-8C81F8:/Public /media/pubdisk

	mount -v ts119-8C81F8:/Public /media/pubdisk

	dd if=/dev/sdb  bs=1M count=14500 status=progress  | xz -T0 -9  > /media/pubdisk/dd_bak/pc-nj70B_disk_dd_xz_opt.img.xz
	xz -d -c /media/pubdisk/dd_bak/pc-nj70B_disk_dd_xz_opt.img.xz | dd of=/dev/sdb bs=4M status=progress
	
	dd if=/dev/sdb1 bs=4M status=progress  | xz -T0 -9  > /media/pubdisk/dd_bak/pc-nj70B_win7cn_sda1_dd.img.xz
	dd if=/dev/sdb1 bs=4M status=progress  | xz -T0 -9  > /media/pubdisk/dd_bak/pc-nj70B_win7cn_sda1_dd_ver2.img.xz
	
}