[Fai-commit] r3846 - in people/mugwump/lvmraid: . examples/simple/disk_config

[fai-commit at lists.alioth.debian.org]

Author: samv-guest
Date: 2006-09-04 19:45:03 +0000 (Mon, 04 Sep 2006)
New Revision: 3846

Added:
   people/mugwump/lvmraid/examples/simple/disk_config/MIRRORED
Modified:
   people/mugwump/lvmraid/
Log:
 r12806 at wilber:  samv | 2006-09-05 07:42:59 +1200
 Add mirrored disk_config example



Property changes on: people/mugwump/lvmraid
___________________________________________________________________
Name: svk:merge
   - d29f7b36-84ff-0310-85ce-ba787dbd31ca:/local/fai/people/mugwump/lvmraid:12457
   + d29f7b36-84ff-0310-85ce-ba787dbd31ca:/local/fai/people/mugwump/lvmraid:12806

Added: people/mugwump/lvmraid/examples/simple/disk_config/MIRRORED
===================================================================
--- people/mugwump/lvmraid/examples/simple/disk_config/MIRRORED	                        (rev 0)
+++ people/mugwump/lvmraid/examples/simple/disk_config/MIRRORED	2006-09-04 19:45:03 UTC (rev 3846)
@@ -0,0 +1,38 @@
+# generic disk configuration
+#
+# <type> <mountpoint> <size in mb> [mount options]     [;extra options]
+
+disk_config disk1
+# don't allocate 1% of the disk - just in case a replacement disk is
+# smaller; we don't want to end up being just a little bit short
+disk_reserve 1%
+primary  /             2048      rw,errors=remount-ro ; -c -j ext3 raid(1,md0)
+primary  swap          2048      rw                   ; raid(1,md1)
+primary  -          49152-                            ; raid(1,md2) lvm(vg0)
+
+disk_config disk2
+disk_reserve 1%
+primary  -             2048                           ; raid(1,md0)
+primary  -             2048                           ; raid(1,md1)
+primary  -          49152-                            ; raid(1,md2)
+
+# call this volume group "vg0", which must match up with some partitions
+# from above.  The default is HOSTNAME_1, and HOSTNAME is replaced by
+# (you guessed it) the host name.  Having host-specific VG names means
+# that you are guaranteed to be able to transport the VGs between
+# systems safely.  But in this example, we don't care.
+vg_config vg0
+# use 128MB extents, for no particular reason other than we can.
+vg_extent_size 15
+# we make some LVs.  Note that we can't use unbounded ranges, because
+# setup_harddisks isn't quite smart enough yet to calculate how much
+# VG space there is.
+lv  	/usr          8192     	rw                   ; ext3
+lv  	/var          8192     	rw                   ; ext3
+lv  	/home        32768    	rw,nosuid            ; ext3
+
+# however, note how we made the minimum size of the VG partition the
+# same as the total size of the LVs we allocated.  This isn't required,
+# either way setup_harddisks will bomb out, but at least this way it
+# will bomb out earlier, and with a better error message.  It also
+# makes it a little clearer what's happening.