카테고리: Linux

Add and remove GlusterFS servers

Create a new server Use the nova boot command from the previous article to create a server called web3: nova boot –image bb02b1a3-bc77-4d17-ab5b-421d89850fca –flavor performance1-4 web3 You could also use the Rackspace Cloud Control Panel to create the new server. Add the server to the Rackspace custom network In the previous article, you added a Rackspace custom network. Get the…

Format the partition and install GlusterFS

Use SSH to log in to the server. Using the instructions from the previous article, install GlusterFS and format the bricks partition as follows: apt-get update apt-get install -y glusterfs-server glusterfs-client apt-get install -y xfsprogs mkfs.xfs /dev/xvde1 mkdir /srv/.bricks echo /dev/xvde1 /srv/.bricks xfs rw 0 1 >> /etc/fstab mount /srv/.bricks ufw allow in on eth2 Incorporate the new brick into…

gdeploy를 이용한 glusterfs install

gdeploy를 이용해서 glsuterfs 설치를 해봤다. 좀 삽질하면서 써봤는데 잘 만들어 둔것 같다. 사용법을 좀 알아보면… [<section>[number]] 을 지정하고 원하는 option들을 넣어 준다. 이때 중복되는 section은 뒤에 숫자를 붙여준다. ### 사용할 hosts의 list이다. ip addres나 hostname을 넣는다. ### [hosts] rhgs1.test.dom rhgs2.test.dom rhgs3.test.dom rhgs4.test.dom rhgs5.test.dom rhgs6.test.dom ### hardware raid(sas controller) type이다 기본이 JBOD(raid 없음)이고 raid6, raid10을 지정 할 수 있다. ### [disktype]…

Ovirt : Convert physical/virtual systems to virtual using virt-p2v && virt-v2v then use it in ovirt DC

Here is the detailed process about virt-v2v and virt-p2v which can be used in an ovirt setup to migrate your physical and virtual systems to ovirt data center.!!! Below strings concludes about what is virt-v2v and virt-p2v, how it work, how it can be used for the conversion. It also includes how you can debug issues in this area. !!! I am sure there are many sysadmins who…

virt-v2v – Convert a guest to use KVM

SYNOPSIS virt-v2v -ic vpx://vcenter.example.com/Datacenter/esxi vmware_guest virt-v2v -ic vpx://vcenter.example.com/Datacenter/esxi vmware_guest \ -o rhev -os rhev.nfs:/export_domain –network rhevm virt-v2v -i libvirtxml guest-domain.xml -o local -os /var/tmp virt-v2v -i disk disk.img -o local -os /var/tmp virt-v2v -i disk disk.img -o glance virt-v2v -ic qemu:///system qemu_guest –in-place DESCRIPTION Virt-v2v converts guests from a foreign hypervisor to run on KVM. It can read Linux and…

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