Справочник Пользователя для Moxa Technologies W341
ThinkCore W311/321/341 Linux User’s Manual
Managing Embedded Linux
3-3
Since different Flash disks have different sizes, it is a good idea to check the size of your Flash
disk before upgrading the firmware, or before using the disk to store your application and data
files. Use the
disk before upgrading the firmware, or before using the disk to store your application and data
files. Use the
#df –h
command to list the size of each memory block and how much free space is
available in each block.
192.168.3.127 – PuTTY
root@Moxa:~# df -h
Filesystem Size Used Available Use% Mounted on
Filesystem Size Used Available Use% Mounted on
/dev/mtdblock2 8.0M 6.0M 2.0M 75% /
/dev/ram0 499.0k 16.0k 458.0k 3% /var
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /tmp
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /home
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /etc
tmpfs 30.4M 0 30.4M 0% /dev/shm
/dev/ram0 499.0k 16.0k 458.0k 3% /var
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /tmp
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /home
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /etc
tmpfs 30.4M 0 30.4M 0% /dev/shm
root@Moxa:~# upramdisk
root@Moxa:~# df -h
Filesystem Size Used Available Use% Mounted on
root@Moxa:~# df -h
Filesystem Size Used Available Use% Mounted on
/dev/mtdblock2 8.0M 6.0M 2.0M 75% /
/dev/ram0 499.0k 16.0k 458.0k 3% /var
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /tmp
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /home
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /etc
tmpfs 30.4M 0 30.4M 0% /dev/shm
/dev/ram1 16.0M
/dev/ram0 499.0k 16.0k 458.0k 3% /var
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /tmp
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /home
/dev/mtdblock3 6.0M 488.0k 5.5M 8% /etc
tmpfs 30.4M 0 30.4M 0% /dev/shm
/dev/ram1 16.0M
1.0k
15.1M 0% /mnt/ramdisk
root@Moxa:~# cd /mnt/ramdisk
root@Moxa:/mnt/ramdisk#
root@Moxa:/mnt/ramdisk#
The following instructions give the steps required to save the firmware file to the W311/321/341’s
RAM disk and how to upgrade the firmware.
RAM disk and how to upgrade the firmware.
1. Type the following commands to enable the RAM disk:
#upramdisk
#cd /mnt/ramdisk
#cd /mnt/ramdisk