系统盘RAID1换大容量硬盘后无法扩大卷。

[wishful]

F4-221,TOS 4.2.39 RAID1 128G -> 1T。存储池容量已经增加，卷容量不增加。
按通告区的“我的存储池容量增加后，却无法为卷增加容量?”无法实现。因为是系统盘，无法卸载卷：

[root@luckyman ~]# mdadm --grow /dev/md0 --size=max
mdadm: component size of /dev/md0 unchanged at 973435904K
[root@luckyman ~]# umount /mnt/md0
umount: /mnt/md0: target is busy.
[root@luckyman ~]# umount /home
umount: /home: target is busy.
[root@luckyman ~]# vgchange -an vg0
Logical volume vg0/lv0 contains a filesystem in use.
Can't deactivate volume group "vg0" with 1 open logical volume(s)
[root@luckyman ~]# pvresize /dev/md0
Physical volume "/dev/md0" changed
1 physical volume(s) resized / 0 physical volume(s) not resized
[root@luckyman ~]# vgchange -ay vg0
1 logical volume(s) in volume group "vg0" now active
[root@luckyman ~]# lvextend -l +100%100FREE /dev/vg0/lv0
Specified %100FREE is unknown.
Invalid argument for --extents: +100%100FREE
Error during parsing of command line.
[root@luckyman ~]# resize2fs /dev/vg0/lv0
resize2fs 1.43.7 (16-Oct-2017)
Filesystem at /dev/vg0/lv0 is mounted on /mnt/md0; on-line resizing required
old_desc_blocks = 14, new_desc_blocks = 117
resize2fs: Permission denied to resize filesystem

[TMRyan]

你可以先将正在使用的应用、SMB文件服务等停用，然后使用以下命令停用卷使用的进程，然后再次卸除卷：

代码： 全选

fuser -mk /mnt/md0