Re: Memory Management

On Wed, Sep 8, 2010 at 12:21 PM, Ian Michael Gumby <im_gumby@hotmail.com>wrote: > > > > From: neil.truby@ardenta.com > > Subject: Re: Memory Management > > Date: Wed, 8 Sep 2010 08:55:11 +0100 > > > To: informix-list@iiug.org > > > > > >From the IBM website: > > Ultimate: US$38,600 per 100 "PVUs" > > Growth: US$12,600 per 100 "PVUs". > > > > Typically 100 PVUs will cover a dual-core cpu. > > > > That's not all the story though: somewhat like Oracle Standard you can > > licence smallish systems for Growth Edition by socket instead; this can > be > > excellent value for multi-cored servers. A socket licence is US$15,000. > > > > Thanks OTC and Neil... > > So when you look at a quad core 2 socket... that's 200 PVUs per socket or > 400 PVUs. == ~154K for Ultimate > Or for Growth ... 50K but you have the memory limitation of 16GB. > > On a 8 core box 16GB is only 2GB per core... Not a lot when you consider > each core has two threads so the machine sees it as 16 virtual cores... > > The point is that you *can* build out a 2 socket 8 core Linux box for under > 5K, under 10K if you load it up on memory, SSDs, etc ... so that single box > can support a *lot* of users. > So you're going to get killed on the price of the software... Do you need > parallel processing? Maybe not. Do you need to go beyond 16GB most likely > unless you have a really small system and support a small number of users. > Even still 50K is still a lot of money. > > For understandable reasons I would love to see everybody buy the Ultimate edition... But if the problem is the 16GB limit that you need to re-touch reality... With 16GB of ram for Informix you can support the majority of the systems. Unless of course you call 2000 sessions a small system... Regards. -- Fernando Nunes Portugal http://informix-technology.blogspot.com My email works... but I don't check it frequently...