pbxt-discuss team mailing list archive

[Paul McCullagh <paul.mccullagh@xxxxxxxxx>]

Hi Tim,

On Dec 17, 2010, at 2:30 PM, Tim Soderstrom wrote:

> Second level caching, by the way, is something I am very excited to  
> see! Correct me if I am wrong, but that is where the hybrid (SSD +  
> Spinning Media) optimization is?

Yes. SSD drives are mostly too expensive and unreliable for a database  
at the moment.

But because of the fast access time they are great as a caching layer  
between RAM and rotating disks.

> On Dec 17, 2010, at 2:50 AM, Paul McCullagh wrote:
>
> > Hi Brian,
> >
> > 1.0 is the best tested, and is in production. I will post the  
> > latest tarball to Launchpad.
> >
> > 1.1 has some significant improvements in how it handles I/O. But it  
> > is not as widely used, so is recommended for production only after  
> > testing.
> >
> > In blogs and talks, I now usually refer to 1.5 and upwards because  
> > they have the cool features like 2nd-level caching and engine level  
> > replication.
> >
> > On Dec 16, 2010, at 5:04 PM, Brian Evans wrote:
> >
> > > I've been watching the development via LaunchPad as well as the  
> > > blog.
> > >
> > > LaunchPad CHANGELOG shows 1.0.11-7 in September and 1.0.11-8 in  
> > > November, but no tarballs are listed on the website.
> > >
> > > The blog and presentations talk about 1.1 but I cannot find a  
> > > tarball for it.
> > >
> > > Currently, we have deployed 1.0.11-6 and it seems to be working  
> > > well.
> > > What is a recommended version for a production environment?
> > > Is the 1.1 or 1.5 series "safe" for use at this time?
> > >
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> >
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