Re: [Exadata] How do you use FlashDisk ?
- From: Jared Still <jkstill@xxxxxxxxx>
- To: robertgfreeman@xxxxxxxxx
- Date: Sat, 19 Mar 2011 10:53:12 -0700
On Sat, Mar 19, 2011 at 6:58 AM, Robert Freeman <robertgfreeman@xxxxxxxxx>wrote:
> Flash disks for WRITE operations are actually not that fast. I don't have
> the performance numbers here, but you really don't buy anything in terms of
> write performance with flash disks. So I would not recommend them for a disk
> group that will contain, say, online redo logs.
>
Interesting observation Robert.
From the two guys at LSI that test flash memory with Oracle:
"Online redo logs are best handled by Hard Disk Drives because of the
sequential writes"
Jared Still
Certifiable Oracle DBA and Part Time Perl Evangelist
Oracle Blog: http://jkstill.blogspot.com
Home Page: http://jaredstill.com
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