/dev/hdb1 is apparently in use by the system; will not make a filesystem here!解决方法
[root@localhost ~]# mkfs.ext3 /dev/hdb1 mke2fs 1.39 (29-May-2006) /dev/hdb1 is apparently in use by the system; will not make a filesystem here!
[root@localhost ~]# mkfs.ext3 /dev/hdc1 mke2fs 1.39 (29-May-2006) /dev/hdc1 is apparently in use by the system; will not make a filesystem here!
解决方法：
[root@localhost ~]# dmsetup status pdc_c jehibeegp1:0 160086465 linear pdc_c jehibeeg:0 320172800 striped 2 3:64 22:0 1 AA [root@localhost ~]# dmsetup remove_all [root@localhost ~]# dmsetup status No devices found
is apparently in use by the system; will not make a filesystem here!解决方法
原文：http://pynliu.blog.51cto.com/5027391/1624123