John at 22:35, 13 June 2016

2016-06-13T22:35:20Z

← Older revision		Revision as of 00:35, 14 June 2016
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	~~(:title How to add a NAS iscsi lvm partition for backups:)~~		1. Install isci tools

	~~# Install isci tools~~		<pre>yum install iscsi-initiator-utils</pre>
	~~%commandbox% [@~~yum install iscsi-initiator-utils@]

	~~# %item value=~~2% Configure iscsi		2. Configure iscsi
	~~%commandbox% [@vi /etc/iscsi/iscsid.conf@]~~

	~~%resultbox% [@~~node.session.auth.username = My_ISCSI_USR_NAME		<pre>vi /etc/iscsi/iscsid.conf</pre>

			<pre>node.session.auth.username = My_ISCSI_USR_NAME
	node.session.auth.password = MyPassword		node.session.auth.password = MyPassword
	discovery.sendtargets.auth.username = My_ISCSI_USR_NAME		discovery.sendtargets.auth.username = My_ISCSI_USR_NAME
	discovery.sendtargets.auth.password = MyPassword@]		discovery.sendtargets.auth.password = MyPassword</pre>

			3. Start iscsi

			<pre>service iscsi start</pre>

			4. Set iscsi to start on boot

			<pre>chkconfig iscsi on</pre>

			5. Discover targets using ip address of the storage

			<pre>iscsiadm -m discovery -t sendtargets -p 192.168.1.5</pre>

			6. Retart iscsi

			<pre>service iscsi restart</pre>

	~~# %item value=3% Start iscsi~~		7. Nas should be visible with fdisk
	~~%commandbox% [@service iscsi start@]~~

	~~# %item value=4% Set iscsi to start on boot~~		<pre>fdisk -l</pre>
	~~%commandbox% [@chkconfig iscsi on@]~~

	~~# %item value=5% Discover targets using ip address of the storage~~		8. Install parted if not present
	~~%commandbox% [@iscsiadm -m discovery -t sendtargets -p 192~~.~~168.1.5@]~~

	~~# %item value=6% Retart iscsi~~		<pre>yum install parted</pre>
	~~%commandbox% [@service iscsi restart@]~~

	~~# %item value=7% Nas should be visible with fdisk~~		9. Run parted on NAS drive where /dev/xxx has been identified as output of fdisk -l above
	~~%commandbox% [@~~fdisk -l@]

	~~# %item value=8% Install~~ parted ~~if not present~~		<pre>parted /dev/xxx</pre>
	~~%commandbox% [@yum install parted@]~~

	~~# %item value=9% Run~~ parted ~~on NAS drive where /dev/xxx has been identified as output of fdisk -l above~~		10. In parted check existing partitions and add new lvm partition
	~~%commandbox% [@parted /dev/xxx@]~~

	~~# %item value=10% in parted check existing partitions and add new lvm partition~~		<pre>unit %
	~~%commandbox% [@~~unit %
	print		print
	mkpart primary start end		mkpart primary start end
Line 40:		Line 48:
	set n lvm on (where n is the partition number)		set n lvm on (where n is the partition number)
	print		print
	quit@]		quit</pre>

			11. Check name of lvm partition /dev/xxxn (where n is a number)

			<pre>fdisk -l</pre>

			12. Create a lvm physical volume out of the partition (CAREFUL, do not do this on the disk /dev/xxx but on the partition /dev/xxxn)

			<pre>pvcreate /dev/xxxn</pre>

			13. Create a new volume group for backups

			<pre>vgcreate VolGroupBackup /dev/xxxn</pre>

			14. Create a new logical volume with all the unallocated volume group space

	# %~~item value=11% Check name of lvm partition~~ /~~dev/xxxn (where n is a number)~~		<pre>lvcreate -l +100%FREE -n LogVolBackup1 VolGroupBackup</pre>
	~~%commandbox% [@fdisk -l@]~~

	~~# %item value=12% Create a lvm physical volume out of the partition (CAREFUL, do not do this~~ on the ~~disk /dev/xxx but on the partition /dev/xxxn)~~		15. Make an ext4 file system on the logical volume
	~~%commandbox% [@pvcreate /dev/xxxn@]~~

	~~# %item value=13% Create a new volume group for backups~~		<pre>mkfs.ext4 /dev/VolGroupBackup1/LogVolBackup1</pre>
	~~%commandbox% [@vgcreate VolGroupBackup~~ /dev/~~xxxn@]~~

	~~# %item value=14%~~ Create ~~a new logical volume with all~~ the ~~unallocated volume group space~~		16. Create the mount point e.g. /backup
	~~%commandbox% [@lvcreate -l +100%FREE -n LogVolBackup1 VolGroupBackup@]~~		<pre>mkdir /backup</pre>

	~~# %item value=15% Make an ext4 file system on the logical volume~~		17. Add entry to /etc/fstab
	~~%commandbox% [@mkfs~~.~~ext4~~ /~~dev~~/~~VolGroupBackup1/LogVolBackup1@]~~

	~~# %item value=16% Create the mount point e.g.~~ /~~backup~~		<pre>vi /etc/fstab</pre>
	~~%commandbox% [@mkdir~~ /~~backup@]~~

	~~# %item value=17% Add entry to /etc/fstab~~		<pre>/dev/mapper/VolGroupBackup-LogVolBackup1 /backup ext4 defaults 1 2
	~~%commandbox% [@vi /etc/fstab@]~~		</pre>
	~~%resultbox% [@~~/dev/mapper/VolGroupBackup-LogVolBackup1 /backup ext4 defaults 1 2
	@]

	~~# %item value=~~19% Mount file system		19. Mount file system
	~~%commandbox% [@~~mount /backup@]		<pre>mount /backup</pre>

John: Created page with "(:title How to add a NAS iscsi lvm partition for backups:) # Install isci tools %commandbox% [@yum install iscsi-initiator-utils@] # %item value=2% Configure iscsi %commandb..."

2016-06-13T22:30:24Z

Created page with "(:title How to add a NAS iscsi lvm partition for backups:) # Install isci tools %commandbox% [@yum install iscsi-initiator-utils@] # %item value=2% Configure iscsi %commandb..."

New page

(:title How to add a NAS iscsi lvm partition for backups:)

# Install isci tools
%commandbox% [@yum install iscsi-initiator-utils@]

# %item value=2% Configure iscsi
%commandbox% [@vi /etc/iscsi/iscsid.conf@]

%resultbox% [@node.session.auth.username = My_ISCSI_USR_NAME
node.session.auth.password = MyPassword
discovery.sendtargets.auth.username = My_ISCSI_USR_NAME
discovery.sendtargets.auth.password = MyPassword@]

# %item value=3% Start iscsi
%commandbox% [@service iscsi start@]

# %item value=4% Set iscsi to start on boot
%commandbox% [@chkconfig iscsi on@]

# %item value=5% Discover targets using ip address of the storage
%commandbox% [@iscsiadm -m discovery -t sendtargets -p 192.168.1.5@]

# %item value=6% Retart iscsi
%commandbox% [@service iscsi restart@]

# %item value=7% Nas should be visible with fdisk
%commandbox% [@fdisk -l@]

# %item value=8% Install parted if not present
%commandbox% [@yum install parted@]

# %item value=9% Run parted on NAS drive where /dev/xxx has been identified as output of fdisk -l above
%commandbox% [@parted /dev/xxx@]

# %item value=10% in parted check existing partitions and add new lvm partition
%commandbox% [@unit %
print
mkpart primary start end
print
set n lvm on (where n is the partition number)
print
quit@]

# %item value=11% Check name of lvm partition /dev/xxxn (where n is a number)
%commandbox% [@fdisk -l@]

# %item value=12% Create a lvm physical volume out of the partition (CAREFUL, do not do this on the disk /dev/xxx but on the partition /dev/xxxn)
%commandbox% [@pvcreate /dev/xxxn@]

# %item value=13% Create a new volume group for backups
%commandbox% [@vgcreate VolGroupBackup /dev/xxxn@]

# %item value=14% Create a new logical volume with all the unallocated volume group space
%commandbox% [@lvcreate -l +100%FREE -n LogVolBackup1 VolGroupBackup@]

# %item value=15% Make an ext4 file system on the logical volume
%commandbox% [@mkfs.ext4 /dev/VolGroupBackup1/LogVolBackup1@]

# %item value=16% Create the mount point e.g. /backup
%commandbox% [@mkdir /backup@]

# %item value=17% Add entry to /etc/fstab
%commandbox% [@vi /etc/fstab@]
%resultbox% [@/dev/mapper/VolGroupBackup-LogVolBackup1 /backup ext4 defaults 1 2
@]

# %item value=19% Mount file system
%commandbox% [@mount /backup@]

Linux/LVM adding a NAS partition for backups - Revision history

John at 22:35, 13 June 2016

John: Created page with "(:title How to add a NAS iscsi lvm partition for backups:) # Install isci tools %commandbox% [@yum install iscsi-initiator-utils@] # %item value=2% Configure iscsi %commandb..."