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E.3. Sample Metadata
The following shows an example of LVM volume group metadata for a volume group called
myvg.
# Generated by LVM2: Tue Jan 30 16:28:15 2007
contents = "Text Format Volume Group"
version = 1
description = "Created *before* executing 'lvextend -L+5G /dev/myvg/mylv /dev/sdc'"
creation_host = "tng3-1" # Linux tng3-1 2.6.18-8.el5 #1 SMP Fri Jan 26 14:15:21 EST 2007 i686
creation_time = 1170196095 # Tue Jan 30 16:28:15 2007
myvg {
id = "0zd3UT-wbYT-lDHq-lMPs-EjoE-0o18-wL28X4"
seqno = 3
status = ["RESIZEABLE", "READ", "WRITE"]
extent_size = 8192 # 4 Megabytes
max_lv = 0
max_pv = 0
physical_volumes {
pv0 {
id = "ZBW5qW-dXF2-0bGw-ZCad-2RlV-phwu-1c1RFt"
device = "/dev/sda" # Hint only
status = ["ALLOCATABLE"]
dev_size = 35964301 # 17.1491 Gigabytes
pe_start = 384
pe_count = 4390 # 17.1484 Gigabytes
}
pv1 {
id = "ZHEZJW-MR64-D3QM-Rv7V-Hxsa-zU24-wztY19"
device = "/dev/sdb" # Hint only
status = ["ALLOCATABLE"]
dev_size = 35964301 # 17.1491 Gigabytes
pe_start = 384
pe_count = 4390 # 17.1484 Gigabytes
}
pv2 {
id = "wCoG4p-55Ui-9tbp-VTEA-jO6s-RAVx-UREW0G"
device = "/dev/sdc" # Hint only
status = ["ALLOCATABLE"]
dev_size = 35964301 # 17.1491 Gigabytes
pe_start = 384
pe_count = 4390 # 17.1484 Gigabytes
}
pv3 {
id = "hGlUwi-zsBg-39FF-do88-pHxY-8XA2-9WKIiA"
device = "/dev/sdd" # Hint only
status = ["ALLOCATABLE"]
dev_size = 35964301 # 17.1491 Gigabytes
pe_start = 384
pe_count = 4390 # 17.1484 Gigabytes
}
}
logical_volumes {
mylv {
id = "GhUYSF-qVM3-rzQo-a6D2-o0aV-LQet-Ur9OF9"
status = ["READ", "WRITE", "VISIBLE"]
segment_count = 2
segment1 {
start_extent = 0
extent_count = 1280 # 5 Gigabytes
type = "striped"
stripe_count = 1 # linear
stripes = [
"pv0", 0
]
}
segment2 {
start_extent = 1280
extent_count = 1280 # 5 Gigabytes
type = "striped"
stripe_count = 1 # linear
stripes = [
"pv1", 0
]
}
}
}
}
