Thanks for your reply.
On 2/28/12 4:37 PM, Sunil Mushran wrote:
> In 1.4, the local allocator window is small. 8MB. Meaning the node
> has to hit the global bitmap after every 8MB. In later releases, the
> window is much larger.
>
At the moment, the OCFS2 project page
(http://oss.oracle.com/pro
In 1.4, the local allocator window is small. 8MB. Meaning the node
has to hit the global bitmap after every 8MB. In later releases, the
window is much larger.
Second, a single node is not a good baseline. A better baseline is
multiple nodes writing concurrently to the block device. Not fs.
Use dd.
I have a two-node RHEL5 cluster that runs the following Linux kernel and
accompanying OCFS2 module packages:
* kernel-2.6.18-274.17.1.el5
* ocfs2-2.6.18-274.17.1.el5-1.4.7-1.el5
A 2.5TB LUN is presented to both nodes via DM-Multipath. I have carved
out a single partition (using the entire LUN