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• Is there any Mac Pro hardware parts that can ONLY be purchased thru Apple?

  - by bigp

  I'd like to know if I need to be concerned about any hardware parts that I should include in a brand new Mac Pro purchase, instead of trying to hunt it down on 3rd party vendors (or whitelist vendors / hardware suppliers). The main components I'm interested for "upgradeability" are: Processors (If starting with Two 2.4GHz Quad-Core "Westmere");…

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• How to squeeze the maximum performance out of Unity and GNOME 3?

  - by melvincv

  I see that I do not get good performance with the new Unity desktop, but I should say that Unity has improved a lot since the last edition Ubuntu 11.10. How to squeeze the maximum performance out of 1. Unity 2. GNOME 3 My system specs: -Processors- Intel(R) Pentium(R) Dual CPU E2180 @ 2.00GHz -Memory- Total Memory : 2049996 kB …

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• need advice for storing data setup hardware for client with 80TB per year of data footprint increase

  - by dasko

  hi everyone, i currently have a client that will be adding replicated data from satellite locations in the number of approximately 80TB per year. with this said in year 2 we will have 160TB and so on year after year. i want to do some sort of raid 10 or raid 6 setup. i want to keep the servers to approximately 4u high and rack mounted. all…

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• SQL Saturday #220 Atlanta May 2013!

  - by Most Valuable Yak (Rob Volk)

  If you love SQL Server training and are near the Atlanta area, or just love us so much you're willing to travel here, please come join us for: SQL SATURDAY #220! The main event is Saturday, May 18.  The event is free, with a $10.00 lunch fee.  The main page has more details here: http://www.sqlsaturday.com/220/eventhome.aspx We…

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• What is the specific advantage of a blade server for virtualisation?

  - by ChrisZZ

  We are planning to implement a VDI Solution. We had some discussions about Blade vs Rack. As we are only planning to implement 75-100 Clients, we calculated, that we would need 2 Servers with Dual 8C Processors - and a shared storage server. This calculation is based on a paper by ORACLE, that says, 12 active virtual machines per core. …

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• How to understand cpu family/model/stepping fields in /proc/cpuinfo

  - by Victor Sorokin

  I have following in cpuinfo: processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 107 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 5600+ stepping : 2 According to Wikipedia page there are two kinds of 5600+ -- one of 90nm technology, another of 65nm. How can I understand which one I have? There seem…

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• Intel site says VT-x is supported on my CPU, but tests say otherwise

  - by Anshul

  I have a laptop with an Intel 2nd Gen. i7-2729QM (http://ark.intel.com/products/50067/) and the Intel site says that it supports VT-x, but I've downloaded the Intel Processor Identification Utility (http://www.intel.com/support/processors/tools/piu/sb/CS-014921.htm) and the test says that my CPU does not have VT-x. There is no option…

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• SOA performance on SPARC T5 benchmark results

  - by JuergenKress

  The brand NEW super fast SPARC T5 servers are available. The platform is superb to run large SOA Suite environments or to consolidate your whole middleware platform. Some performance advices, recommended for all workloads: Performance profile for SOA apps on Oracle Solaris 11 BPEL (Fusion Order Demo) instances…

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• Help me understand how Xen vCPU/CPU works

  - by luckytaxi

  Say I have a Dual-Core server, that's 4 cores w/ two physical processors. I read numerous articles that states the dom0 should get one physical core to itself. By core, does that mean a single CPU core or one of the 4 logical cores? Ideally I would like to dedicate a single CPU core (2 logical) to the dom0. Then I would give the…

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• Apps not starting on Mac OS X Lion

  - by KPS

  I have a strange problem, some apps that I download do not launch. There are 2 scenarios The application starts but keeps bouncing, once I click the bouncing icon in the tray it disappears. The process also closes in activity monitor The application fails to start, how ever many times I launch it, it refuses. The process does…

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• Questions before I revamp my rendering engine to use shaders (GLSL)

  - by stephelton

  I've written a fairly robust rendering engine using OpenGL ES 1.1 (fixed-function.) I've been looking into revamping the engine to use OpenGL ES 2.0, which necessitates that I use shaders. I've been absorbing information all day long and still have some questions. Firstly, lighting. The fixed-function pipeline is guaranteed to…

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• Storing Cards and PCI Compliance

  - by Nimbuz

  I'm developing a SaaS service and will be managing payments as a merchant for customers, and since we'll be using multipe payment processors depending on users location, amount and other factors so its important to store card details. I did some research and from what I understood all you need is a PCI compliant host (VPS,…

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• Virtualbox and getting the Locked VT-x Error when trying to use more than 1 processor on the session

  - by Dave

  I have installed the latest version of virtualbox onto my Hewlett Pakard (h8-1170uk) I have a intel i7 2600 cpu and 8 gb of ram I can get virtual box to create several sessions of different operating systems at the same time, but whenever i try to get 1 session to open up using more than 1 processor option select ( i…

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• Moving Exchange .EDB and .STM file to other partition

  - by Jorge Fernandez

  Im trying to move my exchange mailbox store to a new partition and i keep running into an error message saying: "cannot copy insufficient system resources exist to complete the requested service." The server is a Dell Poweredge 2850 with Dual Xeon Processors @ 3.00GHz and 4GB of ram. Running Win Server 2K3 R2 SP2…

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• Red Hat 5.4 slow processing

  - by yucefrizk

  I'm running Red Hat Linux 5.4 on HP DL580 server with 16 processors and 64 GB of RAM. I'm connecting to the server remotely through SSH. after entering the password, it takes time to return the command line, if I click ctrl+c during this time, I'll have the command line prompt but not the correct bash prompt (I…

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• SQL server environment

  - by Olegas D

  Hello I'm considering a bit of changes in current sales environment. And trying to check all cons and pros. Current situation. SQL server (quite decent HP server - server1) + backup server (smaller Dell server - server2). all sql files and sql server itself are on the server1. If something goes wrong with…

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• Bigger ProjectServer farm is performing worse

  - by MSPS DBA

  I am using Project Server 2007 sp3 with SharePoint 2007 sp3 and SQL Server 2008 r2. I have recently moved my farm from 2 servers (1 DB and 1 App/Web) to a very big farm having Many Servers, Clustered Database, Load Balancer, Powerful processors and Large RAM. This Farm has more than one Web Servers,…

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• IDC Recommends Oracle Solaris 11

  - by user12611852

  IDC published a research report this week on Oracle Solaris 11 and described it as "Delivering unique value."  The report emphasizes the ability of Oracle Solaris to scale up and provide a mission critical platform for a wide variety of computing. Solaris built-in server and network…

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• Need help upgrading MacBookPro3,1 RAM to 4GB.

  - by Fantomas

  My questions are: 1) Where to buy it and what to buy? I have heard that this RAM is generic enough and it does not have to come from Apple. 2) Can I reuse my existing stick(s)? Would I have a single 2GB module, or 2 x 1GB modules? 3) If I have 2GB already, is it a good idea to have one old…

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• My Network adapter "D-Link DWA-547" is causing windows 7 to freeze up.

  - by Anders

  Any audio playing, and sometimes the program i am using is constantly stuttering and freezing up. I have narrowed the offending hardware down to my: D-Link DWA-547 RangeBooster N650 Desktop Adapter If i disable it in the device manager everything runs fine and smooth. The card works, and…

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• How to understand cpu family/model/stepping fields in /proc/cpuinfo [closed]

  - by Victor Sorokin

  I have following in cpuinfo: processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 107 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 5600+ stepping : 2 According to Wikipedia page there are two kinds of 5600+ -- one of 90nm technology, another of 65nm.…

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• Dealing with Fine-Grained Cache Entries in Coherence

  - by jpurdy

  On occasion we have seen significant memory overhead when using very small cache entries. Consider the case where there is a small key (say a synthetic key stored in a long) and a small value (perhaps a number or short string). With most backing maps, each cache entry will require an…

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• Dim (NEARLY blank) laptop screen, secondary screen works - why?

  - by LIttle Ancient Forest Kami

  My laptop screen is (almost) black while my secondary screen is fine. I believe it to be backlight / brightness related. Problem description it starts when I start the laptop system loads and works fine, just screen has problems I can see the screen though very faintly / dimly -…

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• Win 7: Are motherboard / chipset drivers part of the Software Update?

  - by Horst Walter

  Is the Windows 7 update automatically updating Chipset and motherboard drivers? I am basically talking about mainstream boards / processors (ASUS; Intel, AMD, ...), so the question reads "in general". Certainly there are exotic system not updated automatically. This is a duplicate…

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• How does a segment-based rendering engine (as in Descent) work?

  - by Calmarius

  As far as I know Descent was one of the first games that featured a fully 3D environment, and it used a segment based rendering engine. Its levels are built from cubic segments (these cubes may be deformed as long as it remains convex and sides remain roughly flat). These cubes…

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