分 区无法格式化

[golden2007]

Error creating file system: helper exited with exit code 1: helper failed with:
mke2fs 1.41.14 (22-Dec-2010)
/dev/sdb1 is apparently in use by the system; will not make a filesystem here!

_______________

Error erasing: helper exited with exit code 1: In part_del_partition: device_file=/dev/sdb, offset=1048576
Entering MS-DOS parser (offset=0, size=320072933376)
MSDOS_MAGIC found
looking at part 0 (offset 0, size 0, type 0x00)
new part entry
looking at part 1 (offset 21475885056, size 2684354560, type 0x83)
new part entry
looking at part 2 (offset 24160239616, size 2684354560, type 0x83)
new part entry
looking at part 3 (offset 26844594176, size 293227986944, type 0x05)
Entering MS-DOS extended parser (offset=26844594176, size=293227986944)
readfrom = 26844594176
MSDOS_MAGIC found
readfrom = 28994112000
MSDOS_MAGIC found
readfrom = 55837720576
MSDOS_MAGIC found
readfrom = 77313605632
MSDOS_MAGIC found
Exiting MS-DOS extended parser
Exiting MS-DOS parser
MSDOS partition table detected
got it
got disk
got partition - part->type=4
refusing to delete a protected partition
---------

抱歉现在正忙，过会儿给出详细信息

[onshoestring]

/dev/sdb1 is apparently in use by the system; will not make a filesystem here!

0.搞清楚sdb1有没有程序、数据。
1.sudo umount /dev/sdb1
2.mkfs

还不行就要用livecd格式化。

[ebok]

fuser /dev/sdb1
看输出

[golden2007]

谢谢楼上

在windows里格成fat，问题解决了。不过格式化之前在windows里显示是“未分配”，在ubuntu里是“未知文件系统”，还不能删除或格式化，不知道是为什么

[nmsfan]

你格式化前没卸载吧