Difference between revisions of "LVM2"

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m (update download link)
 
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|-
 
|-
 
!Download Source:
 
!Download Source:
| ftp://sources.redhat.com/pub/lvm2/LVM2.{{Device-lvm2-Version}}.tgz
+
| ftp://sources.redhat.com/pub/lvm2/releases/LVM2.{{Device-lvm2-Version}}.tgz
 
|}
 
|}
  
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=== Bootscript ===
 
=== Bootscript ===
  
The following bootscript is only needed in a very specific situation, If you use an initramfs or some other early userspace to initialize device mapper.  This script only runs '''dmsetup mknodes''' and reports the status of the command on start. If you need this functionality, install the bootscript with the following command:
+
The following bootscript is only needed in a very specific situation, If you use an initramfs or some other early userspace to initialize lvm2 device nodes.  This script only runs '''vgscan --mknodes''' and reports the status of the command on start. If you need this functionality, install the bootscript with the following command:
  
  cat > /etc/rc.d/init.d/lvm2 << EOF
+
  cat > /etc/rc.d/init.d/lvm2 << "EOF"
 
  #!/bin/bash
 
  #!/bin/bash
 
  ########################################################################
 
  ########################################################################
Line 94: Line 94:
 
   
 
   
 
  case "${1}" in
 
  case "${1}" in
start)
+
        start)
boot_mesg "Running vgscan mknodes..."
+
                boot_mesg "Running vgscan mknodes..."
/sbin/vgscan --mknodes
+
                /sbin/vgscan --mknodes
evaluate_retval
+
                evaluate_retval
;;
+
                ;;
*)
+
        *)
echo "Usage: ${0} {start}"
+
                echo "Usage: ${0} {start}"
exit 1
+
                exit 1
;;
+
                ;;
 
  esac
 
  esac
 
   
 
   
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  EOF
 
  EOF
 
  chmod 751 /etc/rc.d/init.d/lvm2
 
  chmod 751 /etc/rc.d/init.d/lvm2
  ln -s ../init.d rcsysinit.d/S15lvm2
+
  ln -s ../init.d/lvm2 /etc/rc.d/rcsysinit.d/S16lvm2
  
 
[[Category:Block Device]]
 
[[Category:Block Device]]

Latest revision as of 04:17, 5 July 2011

Download Source: ftp://sources.redhat.com/pub/lvm2/releases/LVM2.2.02.43.tgz

Introduction to LVM2

Logical Volume Manager v2 is the updated version of LVM which supports +256 volumes and +2TB logical size.

Project Homepage: http://sourceware.org/lvm2/

Dependencies

Non-Multilib

Compile the package:

./configure --enable-cmdlib -enable-fsadm \
    --enable-dmeventd --disable-selinux &&
make

Install the package:

make install

Multilib

32Bit

Compile the package:

CC="gcc ${BUILD32}" ./configure --mandir=/usr/share/man \
    --enable-cmdlib --enable-fsadm \
    --enable-dmeventd --disable-selinux &&
make

Install the package:

make install

N32

Compile the package:

sed -i "/usrlibdir/s:/lib:&32:" configure && 
CC="gcc ${BUILDN32}" ./configure --mandir=/usr/share/man \
    --enable-cmdlib --enable-fsadm \
    --enable-dmeventd --libdir=/lib32 \
    --disable-selinux &&
make

Install the package:

make install

64Bit

Compile the package:

sed -i "/usrlibdir/s:/lib:&64:" configure && 
CC="gcc ${BUILD64}" ./configure --libdir=/lib64 \
    --mandir=/usr/share/man --enable-dmeventd \
    --enable-cmdlib --enable-fsadm \
    --enable-dmeventd --disable-selinux &&
make

Install the package:

make install

Confuration

Bootscript

The following bootscript is only needed in a very specific situation, If you use an initramfs or some other early userspace to initialize lvm2 device nodes. This script only runs vgscan --mknodes and reports the status of the command on start. If you need this functionality, install the bootscript with the following command:

cat > /etc/rc.d/init.d/lvm2 << "EOF"
#!/bin/bash
########################################################################
# Begin $rc_base/init.d/lvm2
#
# Description : Creates lvm2 nodes that may have been created in an
#               early userspace.
#
# Authors     : Joe Ciccone <jciccone@gmail.com>
#
# Version     : 00.01
#
# Notes       :
#
########################################################################

. /etc/sysconfig/rc
. ${rc_functions}

case "${1}" in
        start)
                boot_mesg "Running vgscan mknodes..."
                /sbin/vgscan --mknodes
                evaluate_retval
                ;;
        *)
                echo "Usage: ${0} {start}"
                exit 1
                ;;
esac

# End $rc_base/init.d/lvm2
EOF
chmod 751 /etc/rc.d/init.d/lvm2
ln -s ../init.d/lvm2 /etc/rc.d/rcsysinit.d/S16lvm2
Retrieved from "?title=LVM2&oldid=21201"