[THIN] Re: OT: Dell PE 1855 Blade Servers
- From: "Braebaum, Neil" <Neil.Braebaum@xxxxxxxxxxxxxxxxx>
- To: <thin@xxxxxxxxxxxxx>
- Date: Thu, 26 Jan 2006 14:55:51 -0000
To be completely equitable, (simplistically) that's the premise behind
all the memory optimisation products that try to alleviate, prevent or
delay paging.
Neil
> -----Original Message-----
> From: thin-bounce@xxxxxxxxxxxxx
> [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf Of Jeff Pitsch
> Sent: 26 January 2006 13:44
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: OT: Dell PE 1855 Blade Servers
>
> that's a huge assumption that the bottleneck is the
> pagefile/disk. Obvoiusly each environment is different but
> pagefile/disk isn't usually the bottleneck.
>
>
> On 1/25/06, Steve Snyder <kwajalein@xxxxxxxxx> wrote:
>
> See http://www.tigicorp.com/citrix_solutions.htm
>
> I haven't tried these nor am I affiliated with the
> company, but I'd be interested in knowing if anyone has.
> Basically it's a solid-state-disk and the claim for TSE boxes
> is you put your pagefile on it and instantly crank up your
> scalability. Keeping in ind how tscale works, the concept
> seems reasonable.
>
>
> On 1/26/06, Berny Stapleton <berny.stapleton@xxxxxxxxxx
> <mailto:berny.stapleton@xxxxxxxxxx> > wrote:
>
> Yes, RAID 0 is a LOT better performance. I
> guess it just comes down to the question of whether you need
> it or not.
> In my scenarios previously disk
> access hasn't been the bottleneck, we have had to run gig to
> the servers before as network has been a bottleneck on
> applications that are dependent on SQL. I have also seen the
> 4 Gig memory limit being a bottleneck on how many users we
> can get on the servers.
> Yes, RAID 0 can give you a lot
> better performance, but at the same time, I haven't come
> across the issue yet where local disk has been the
> performance bottleneck of getting more users per server.
> Berny
>
> ________________________________
>
> From: thin-bounce@xxxxxxxxxxxxx [mailto:
> thin-bounce@xxxxxxxxxxxxx <mailto:thin-bounce@xxxxxxxxxxxxx>
> ] On Behalf Of Rusty Yates
> Sent: 25 January 2006 14:24
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: OT: Dell PE 1855 Blade Servers
>
>
> This brings up another question. Does RAID 0
> so better performance than just a stand alone HD configuration?
>
> Rusty
>
>
> On 1/24/06, Joe Shonk <joe.shonk@xxxxxxxxx > wrote:
>
> The IBM HS20 and HP BL35p (SAS) seems
> to be lacking in the Raid Controller cache arena as well...
> Enough so, that one customer is considering abandoning RAID 1
> in favor of a RAID 0 configuration... Initial benchmarks are
> showing a HUGE improvement in Read, Writes, and overall
> performance. But of course, you loose that redundancy.
>
> Joe
>
>
> On 1/24/06, Rusty Yates
> <rusty27@xxxxxxxxx> wrote:
>
> Just heard back from our
> outside sales from Dell and was told that one customer did a
> major test with Citrix and the Dell 1855 Blades and found
> that Citrix ran 30% slower due to no enough cache on the Raid
> Controller in their blades. Anyway the outside sales guy is
> recommending us to go with the 1850 1u servers instead which
> basically defects the purpose of going to blades (ex:
> density, wiring, power, etc......). Never thought I would
> actually hear a sales rep recommend against their own product.
>
> Anyway, just thought I would
> pass this along.
>
> Rusty
>
>
> On 1/24/06, Rusty Yates
> <rusty27@xxxxxxxxx> wrote:
>
> I appreciate all the
> information from everyone. From all the research that we've
> done we are hoping to go with IBM Servers and Blades but if
> the pricing isn't close we will most likely choose Dell. We
> understand IBM is going to have better management, denisty,
> etc and if money wasn't a factor IBM would be our #1 choice.
> But on the flip side with Dell, we are a Dell shop, the Dell
> pricing is better, and Dell's support has been great.
>
> I will say I'm very
> disappointed that no one brought up Hitachi's Blade Servers
> or even Silicon Blade Servers. :-)
>
> Thanks again for all
> the information and laughs!
>
> Rusty
>
>
> On 1/21/06, Rusty Yates
> <rusty27@xxxxxxxxx> wrote:
>
> I would like to know if
> anyone on this board has had any good or bad experience with
> the Dell PowerEdge 1855 Blade Servers. We are currently
> taking a hard look at using the Dell Blades for our Citrix Servers.
>
> Thanks in advance!
>
> Rusty
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