1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
#!/bin/sh
# Copyright (C) 2013 Red Hat, Inc. All rights reserved.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions
# of the GNU General Public License v.2.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Check perfomance of activation and deactivation
. lib/inittest
# FIXME: lvmetad fails with i.e. 1500 device on memory failure...
# Number of LVs to create
DEVICES=1000
aux prepare_pvs 1 400
vgcreate -s 128K $vg $(cat DEVICES)
vgcfgbackup -f data $vg
# Generate a lot of devices (size of 1 extent)
awk -v DEVICES=$DEVICES '/^\t\}/ { \
printf("\t}\n\tlogical_volumes {\n");\
cnt=0;
for (i = 0; i < DEVICES; i++) { \
printf("\t\tlvol%06d {\n", i);\
printf("\t\t\tid = \"%06d-1111-2222-3333-2222-1111-%06d\"\n", i, i); \
print "\t\t\tstatus = [\"READ\", \"WRITE\", \"VISIBLE\"]"; \
print "\t\t\tsegment_count = 1"; \
print "\t\t\tsegment1 {"; \
print "\t\t\t\tstart_extent = 0"; \
print "\t\t\t\textent_count = 1"; \
print "\t\t\t\ttype = \"striped\""; \
print "\t\t\t\tstripe_count = 1"; \
print "\t\t\t\tstripes = ["; \
print "\t\t\t\t\t\"pv0\", " cnt++; \
printf("\t\t\t\t]\n\t\t\t}\n\t\t}\n"); \
} \
}
{print}
' data >data_new
vgcfgrestore -f data_new $vg
# Activate and deactivate all of them
vgchange -ay $vg
vgchange -an $vg
|
