RedHat HA normal disk replacement LVM

RedHat HA normal disk replacement LVM

RedHatHA General disk transformation LVM logical volume test report

Rhel 5.7 ha lvm test:

Rhel 5.7 ha lvm test: 1

Test frame diagram: 1

Cluster software installation 2

Configure cluster lvm2

Add Resource 3

Cluster test 10

Test result 12

Test frame diagram:

Ha1: ha2

Hostname = ha1.example.com hostname = ha2.example.com

Eth1: 10.0.0.1/8 eth1: 10.0.0.2/8

Eth2: 255.0.0.1/24 eth2: 255.0.0.2/24

Eth1 indicates the business, and eth2 indicates the heartbeat

Modify the hosts file of two nodes Cat/etc/hosts

255.0.0.1 ha1.example.com

255.0.0.2 ha2.example.com

Cluster Software Installation

Yum groupinstall Clustering-y

Yum install lvm2-cluster *-y cluster logical Group Management

Configure cluster lvm

Vim/etc/lvm. conf supports lvm in cluster mode (both nodes need to be modified)

Change locking_type = 1 in normal mode to 3. Enable lvm in cluster mode.

-------------------------------------- Split line --------------------------------------

Disk management-LVM

Linux Tutorial: Use LVM logical volume manager to manage flexible storage

Configure LVM (logical volume management) in CentOS 6.3)

Linux LVM (Logical Volume Manager) Study Notes

LVM-snapshot: LVM snapshot-based backup preparation

LVM-snapshot: LVM-based snapshot Backup

RHEL5.9 LVM usage

-------------------------------------- Split line --------------------------------------

Syetem-config-cluster

Add nodes, add virtual fence, and create fault domains. Synchronize the cluster. conf file to another node.

You can perform the following operations on a node:

/Etc/init. d/cman start

/Etc/init. d/clvmd start

Create a cluster lcuster lvm

Use iscsi storage to initiate and attach to a local device

Pv/dev/sd (c, e, f, g ......)

Vg vg_01/dev/sd (c, e, f, g ......) After creating the vg, start clvmd on another node. Synchronize vg)

Lv-L + 10G-n lvm_01 vg_01

Add Resource

Add virtual vip first

Add lvm

Here, when you add lvm, the name is the name you give to lvm (this command can be self-executed), and the vg name must be the name when you create the vg. Lvm name: enter the name of the lv when the lv is created.

Example:

Add File System

Fill in the lvm mount point

Add lvm

Add File System

For more details, please continue to read the highlights on the next page:

1 2 Next Page