This package installs the tools to manage the ocfs2 filesystem, including mkfs, tunefs, fsck, debugfs, and the utilities to control the o2cb clustering stack. Download ocfs2 tools packages for alpine, alt linux, debian, fedora, mageia, opensuse, ubuntu. Contribute to markfashehocfs2 test development by creating an account on github. The post outlines the steps to resize an ocfs2 filesystem on linux. The supported version of the ocfs2 kernel module depends on the version of unbreakable enterprise kernel available with oracle linux 7. Alpine alt linux arch linux centos debian fedora kaos mageia mint. Unfortunately, redhat do not support by default ocfs2 in their kernel since they are using gfs instead.
Although ocfs2 can be used to share datafiles between rac nodes, the current recommendation is to avoid this and use asm to control the shared disks directly as raw. Jul 05, 2012 source code was always available even prior to inclusion into mainline and as of 2. As far as i know, rhel has its own cluster file system called gfs2. In order to use ocfs2, we need to install the kernel modules and ocfs2 tools. Users wishing to upgrade to the new release must logon to the unbreakable linux network uln and subscribe to the oracle linux 5 latest channel.
As it provides local file system semantics, it can be used with almost all applications. Oracle cluster file system ocfs2 and download ocfs2 oracle. Ocfs2 version 2 was integrated into linux version 2. How to resize an ocfs2 filesystem on linux the geek diary. Download ocfs2toolsdevel packages for alt linux, fedora, mageia, opensuse. Clusteraware applications can make use of cachecoherent parallel ios from multiple nodes to scale out applications easily. So the latest ocfs2 code is always the upstream mainline linux kernel. At that time the linux kernel did not have a cluster file system. The oracle cluster file system ocfs2 is an open source generalpurpose file system that allows files to be shared between nodes of a cluster, including rac. Oracle now bundles the ocfs2 kernel modules in its unbreakable kernel, but they also used to be shipped with cloudstack 3. Download and installation of ocfs2 rpms for linux larry catt leave a comment oracle cluster file system 2 ocfs2 is a file system which allows for multiple hosts to access the same files on a shared storage at the same time. Red hat enterprise linux 6 rhel6 ocfs2 software is no longer available as a separate download for rhel6.
Uln requires an oracle linux support subscription, even for those customers using ocfs2 just to store database files. Sep 02, 2016 in order to use ocfs2, we need to install the kernel modules and ocfs2tools. Jeremy garcia linux magazine traditionally in linux, if you wanted to access a file system from more than one machine you would mount it on one machine, and then export it to the others via nfs, cifs or something similar. Oracle linux is currently the only linux distribution on the niap product compliant list. Ocfs2 is fully integrated into the mainline linux kernel as of. Mar 31, 2020 customers can upgrade existing oracle linux 7 and oracle linux 8 servers using the unbreakable linux network or the oracle linux yum server by pointing to uek release 6 yum channel. Oracle linux with oracle enterpriseclass support is the best linux operating system os for your enterprise computing needs. If you switch to the uek kernel and to oracle linux, then you get ocfs2 from oracle. The file system was accepted into the mainline linux kernel in january 2006. Installing and configuring an ocfs2 clustered file system. Using ocfs2, a clustering file system get a grip on the nextgen oracle cluster file system, an alternative to gfs. If your company has an existing red hat account, your organization administrator can grant you access. The red hat customer portal delivers the knowledge, expertise, and guidance available through your red hat subscription.
First we need to download and install the ocfs2 kernel modules for centos 6. Oct 15, 2012 ocfs2 is a general purpose shareddisk cluster file system for linux capable of providing both high performance and high availability. Initially, it was marked as experimental alphatest code. We have two oracle linux 7 virtual machines on virtualbox, named ora1 and ora2. Announcing the unbreakable enterprise kernel release 6 for. It is a versatile clustered file system that can be used with applications that are noncluster aware and cluster aware. Ocfs2 software is included with oracle linux 6 and the unbreakable enterprise kernel via uln and public yum. Ocfs2 is a complete rewrite of the previous version, designed to work as a seamless addition to the linux kernel. Oracle cluster file system ocfs2 software support and. I am not aware of any unofficial kmodocfs2 module available for rhel6.
The procedure should first be tested in test before being performed against a production environment. This is the home of oracles linux projects development group. Oracle linux is one of the most secure linux environments available with certification from common criteria as well as fips 1402 validation of its cryptographic modules. This package contains the tools to manage the native o2cb stack for the ocfs2 filesystem. We host a number of open source projects here including source and binary downloads, sample code, mailing lists, documentation, and an issue tracker. Ocfs2 best practices guide introduction ocfs2 is a high performance, high availability, posix compliant generalpurpose file system for linux. Download ocfs2 toolsdevel packages for alt linux, fedora, mageia, opensuse. If you are a new customer, register now for access to product evaluations and purchasing capabilities. Oracle cluster file system 2 well known as ocfs2 is a pretty decent choice when come to chose a filesystem that need to be accessed and written using several server nodes. Oracle ocfs2 is open source and part of the upstream linux kernel, however, i remember reading that red hat has removed ocfs2 from the rhck 6 kernel. Oracle linux is free to download, use and distribute and is provided in a variety of installation and deployment methods installation media iso images for oracle linux and oracle vm are freely available from the oracle software delivery cloud individual rpm packages for released versions of oracle linux as well as updateerrata packages can be obtained from the oracle linux yum server.
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