mru@users.sourceforge.net (Måns Rullgård) writes: >>> Recently one of two disks in a volume group crashed, and I can't read >>> it at all. Now, some LVs are entirely on the disk that survived. Is >>> there any way I can just disable the broken LVs and continue using the >>> complete ones? I'm using device-mapper and LVM2 >> >> Read the description of '--partial' on the lvm(8) man page. >> e.g. (lv|vg)change -ay --partial > > I should have read the manuals before mailing. However, I still have > some questions. Some LVs were split between the two disks. With the > --partial option, it won't let me see them at all. Can I do something > to get just read errors, or zeros, or whatever for the missing > sectors? I could of course do some manual work with dd, but an > automated method seems easier. I figured it out, after reading some source code to determine that the dmsetup man page is incorrect. It tried to tell me that the "target_type" for an all-errors mapping is "io-err", when it is in fact "error". Someone should fix this. -- Måns Rullgård mru@users.sf.net _______________________________________________ linux-lvm mailing list linux-lvm@sistina.com http://lists.sistina.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/