[Building Sakai] Rutgers is now using innodb-plugin in production

[Hedrick Charles]

No. My understanding was that Sakai wasn't supported for 5.5. 

On Dec 19, 2011, at 6:46:05 PM, Robert Cohen wrote:

> 
> Did you evaluate mysql 5.5?
> From what I've read its supposed to have performance improvements over 5.1
> even with the innodb plugin.
> 
> 
> 
> On 20/12/11 5:54 AM, "Charles Hedrick" <hedrick at rutgers.edu> wrote:
> 
>> We've had two episodes of the database server going to 100%. Because some
>> of my tests have shown that innodb-plugin works better under some kinds
>> of load, we're moving to it. We also had a DNS problem that might have
>> contributed to this. It's been fixed, so if our problems don't come back
>> we may not be sure what caused it.
>> 
>> We're using old versions of mysql 5.1, simply because we haven't wanted
>> to upgrade in the middle of the year, 5.1.44 with innodb plugin 1.0.6.
>> We'll probably be moving from our Solaris-based server to a server on
>> Linux running the newest 5.1, in late January. It's the final part of our
>> new Xenserver / iSCSI virtual architecture. After looking at various test
>> results I've decided to run the new system with hypertheading on. Innodb
>> plugin should deal with the multicore scaling problems sufficiently for
>> that to make sense.
>> 
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>