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16
votes
3answers
5k views

Two Dual Core vs. One Quad Core

For an Intel based system keeping the number of cores constant how much difference would there be between two dual core processors and one quad core processor? We run Oracle OLTP databases on two ...
16
votes
2answers
15k views

Monitoring/controlling Intel Turbo Boost in Linux

Is there a nice way to monitor and/or control Intel Turbo Boost technology on Nehalem processors from a Linux host? I'm looking to do this RHEL/CentOS 5.5 hosts running stock or Realtime MRG kernels. ...
10
votes
2answers
849 views

IOAT enabled but not being used with Linux?

On our R610s with igb version 4.1.2 I do see the ioatdma module loading (and loaded with lsmod): ioatdma: Intel(R) QuickData Technology Driver 4.00 ioatdma 0000:00:16.0: irq 80 for MSI/MSI-X ioatdma ...
8
votes
4answers
14k views

Are Intel Core i3/i5/i7 Processors Server-Grade?

Many web hosting companies are now offering Intel Core i3/i5/i7 processors under "cheap dedicated hosting." But my laptop has an Intel core i3 processor, which makes it more likely a desktop ...
8
votes
7answers
14k views

Does DDR3-800 RAM even exist?

I purchased 4 Intel Xeon E5506 processors and a couple of SuperMicro barebones servers from Newegg. Based on everything I saw on Newegg, I thought that I could purchase 1333 Mhz DDR3 RAM. I was ...
7
votes
1answer
422 views

Enabling VMware EVC on Westmere E5645 CPU only accepts “Nehalem” mode

Take the following system, a Supermicro VMware ESXi host with Intel Westmere E5645 CPUs. Part of our deployment process is to set the appropriate Enhanced vMotion Capability (EVC) level for the ...
6
votes
6answers
452 views

Life span of Pentium computers

I was given the task to determine the life span of a computer with a Pentium 1 processor. One of our clients is unwilling to upgrade their computers in order for our software to run and we are ...
6
votes
2answers
4k views

Intel Atom 330 as a server machine [closed]

That's the processor I'm thinking about getting for a home server / development machine. Going for $80 as intel motherboard + dual core processor combo is a really tempting deal. What I'm planning to ...
5
votes
4answers
4k views

Need a solution to stop students from rotating screen on laptops with intel graphics

We have some students who have figured out how to rotate the screen using either the hotkey combination or right click context menu. It's easy to fix but it's time consuming because no matter how many ...
5
votes
1answer
1k views

Intel NIC X540-T1 non-functional in Ubuntu Server 12.04

I have installed three Intel X540-T1's in servers running Ubuntu Server 12.04, but all are non-functional, no link lights, no packets sent or received, and no connection on ip4 or ip6 whether set up ...
4
votes
9answers
2k views

For Intel Core 2 Duo, should I upgrade my x32 with x64 Linux? [closed]

I understand that the Core 2 Duo is a 64-bit processor, while Core Duo is a 32-bit processor. Let me know if my understanding is wrong. My Linux server, with the Core 2 Duo E8400, is currently ...
4
votes
4answers
525 views

32 core (each physical core) 2.2 GhZ or 12 core (6 physical cores) 3.0GHZ? [closed]

I am working on a multithreaded application (Forex trading app built on C#) and had the client upgrade from the 12 core 3.0GHZ machine (Intel) to a 32 core 2.2 Ghz machine (AMD). The PassMark ...
4
votes
4answers
802 views

The same driver for multiple network cards — performance bottleneck?

I'm using driver e1000e for multiple Intel network cards (Intel EXPI9402PT, based on 82571EB chip). The problem is that when I'm trying to utilize maximum speed (1GB) on more than one interface, speed ...
4
votes
2answers
435 views

HP DL360p with Intel E5-2630 NUMA Capable?

I couldn't find any information via search to determine this via the Intel or HP website. Can you enable NUMA nodes on this? How can you tell the side of each node if so? Is it always best practice to ...
4
votes
1answer
2k views

cat /proc/cpuinfo shows 3.00GHz model but 1400.000 cpu MHz?

I ran this command on ssh to see CPU info: cat /proc/cpuinfo And it says: ... vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Pentium(R) 4 CPU ...
4
votes
4answers
3k views

Linux tool to reset Intel X25 SSDs wear leveling tables?

I'm aware of the DOS utility to "Reset" an Intel SSD to factory settings, but I'd rather not shut down my system to do this to my SSDs. Supposedly newer kernels support TRIM, but I haven't found any ...
4
votes
1answer
1k views

ESXi 5.5, slow network speed when writing to guests

This is an issue that has been bugging me for a lot time with ESXi. I had the issue with my old Dell server (ESXi 5.0 and 5.5) and even with my new Dell T20 (ESXi 5.5). For the current issue at hand I ...
4
votes
3answers
996 views

Network booting from PXE

I need to use a network boot server. However, the DHCP Server is pointing to the wrong boot image filename and server. I can't change the DHCP Server itself, since that is controlled by another ...
4
votes
2answers
138 views

CentOS not detecting Intel 10G (ixgbe) interface

I have a server with CentOS 6.5 installed with 2x 1Gbps Ethernet Cards, I have added a new interface (Intel(R) 10 Gigabit PCI Express Network) but the problem. is the system is not detecting the ...
4
votes
2answers
1k views

How to improve Intel X520-DA2 10Gb NIC throughput without Jumbo packets

Here's what I have done so far: Using more Rx/Tx buffers boosts performance the most from defaults. I set RSS Queues to 4 on each adapter, and specified starting RSS CPU on the second port to ...
4
votes
4answers
1k views

Virtualization without Vt-d

Is it still possible to run virtualization software like Virtualbox on processors that don't support Vt-d? I understand that they won't have direct access to the peripheral hardware like video ...
3
votes
4answers
367 views

Help identifying XEON processor

I have an old server with an Intel XEON Processor. I have been trying to identify which exact version it is with no luck. I tried various tools but all they do is give you some info about the ...
3
votes
1answer
227 views

DDR3 10600 memory running at 533mhz

I bought a second-hand HP ProLiant DL160 G6 a year ago with 48GB configured in it. I discovered checking with cpu-z and doublechecked with speccy the memory runs at only 533Mhz. I checked the ...
3
votes
3answers
3k views

Intel e1000e Stuck at 10Mbps

This is a brand new SuperMicro X9SCL-F with an Intel 82579LM adapter and a fresh install of CentOS 6.2 with cPanel. I am stuck at 10MBPS, I've tried everything. I've installed the latest 1.95 driver ...
3
votes
2answers
1k views

Intel Xeon MTBF/Lifetime

I'm looking for hard numbers involving the Mean Time Between Failure (MTBF) or lifetime that can be expected of the Intel Xeon 5000-series of processors. I'm just looking for stock data (no ...
3
votes
3answers
11k views

ESXi RAID on Intel ICH10R

I have an Asuse P8P67 motherboard with onboard intel RAID controller, I'v configured a RAID 0 in "intel rapid storage - option rom" but ESXi installation wizard shows the physical disks only not RIAD ...
3
votes
1answer
2k views

Confused about Intel vPro/AMT technlogies

I'm a bit confused about Intel vPro/AMT and processors/motherboards supporting these features. If I install an Intel i3 processor - a CPU not vPro compatible - on a motherboard compatible with these ...
3
votes
3answers
4k views

Number of TX and RX Buffers in Windows Server 2008 R2

I have noticed both broadcom and Intel NICs allow you tune the number of transmit and receive buffers (A Higher number of buffers will cause more memory usage). How do these buffers work: What is ...
3
votes
1answer
1k views

Intel NIC: VMDc or VMDq?

I need to buy a nic that I want to eventually (~3 months) re-use for a VM server deployment that will need to support heavy network I/O. Server is a Xeon Gulftown/Westmere-EP. Intel has server NICs ...
3
votes
1answer
90 views

Investigating a potential CPU failure

On a Ubuntu server that I am using for computations I have recently observed that some CPU extensive programs (GUROBI,CPLEX) often segfault. Being in correspondence with tech support of the ...
3
votes
2answers
908 views

debian 6 losing a large amount of packets

I have a rather strange problem. We covered all the obvious hardware related issues (different nic, eth cable and switch) however I cannot seem to stop eth dropping packets. I have 4 servers all ...
3
votes
1answer
111 views

Running Two Intel x5355 CPU with different spec numbers on same motherboard

I have S5000PAL motherboard with latest bios and x5355 with SLAEG spec installed. I was wondering if I would put the in x5355 with SL9YM spec into second processor socket would it work? Both ...
3
votes
1answer
866 views

Help me make sense:VLAN, Hyper-V, Intel VMLB

I have serious problems getting VLANS working on a Hyper-V host with an Intel network card. The hardware: A router / switch (linux software bridge) which is a Mikrotik 1100 AH, Router OS 5.1 A ...
2
votes
2answers
600 views

Can one SSD replace a pair of mirrored drives?

I have various firewall/router/utility type boxes that do not require much if any storage for their primary purpose other than booting. But I do like to be able to put a more or less standard ...
2
votes
1answer
628 views

Scalability 1-way. What does it mean?

I have read "Scalability: 1-way" in the specifications of a server. What does it means? The server is : HP ProLiant ML110 G6 TV X3430 2.40GHz 4-core 1P 1GB-U Non-hot Plug 250GB SATA LFF 300W PS
2
votes
3answers
395 views

CentOS 5.3 Installed on INTEL all files show as AMD

Random possible issue I can't seem to find a quick answer too. I've installed CentOS 5.3 on an Intel Xeon system, however all installed binaries show AMD arch along with all custom source bins showing ...
2
votes
1answer
69 views

Are graphic capabilities included in CPU used in common servers (web + thinclient)?

I'm trying to decide between these two Intel processors The first of them has no graphic support in core. I know that this type of graphic "cards" can be used to execute code from common ...
2
votes
1answer
580 views

CPU Resource pool with and without hyperthreading in vmware esx/esxi

VMWare ESX/ESXI running with AMD 12core @2.2GHz. Intel 6core @2.4GHz In resource pool, with amd cpu I should see 26.4GHz available. Now it's interesting what will be shown with Intel CPU? Am I gonna ...
2
votes
2answers
227 views

Performance difference between E5405 and X3460

I'm looking at purchasing one of two servers. They're of similar specs except the CPUs. Server 1 comes equipped with 2 x E5405 and server 2 only has one X3460. I've got a few servers that are ...
2
votes
2answers
666 views

How does I/O performance on Intel E5 procs change with and without QPI

I am in the process of specifying a low-mid range server (which we will purchase multiples of). The application is essentially a software router, so it is very NIC-based I/O intensive. Processor ...
2
votes
1answer
213 views

Precise Method of Failure Detection with Intel's Adapter Fault Tolerance NIC Teaming in Windows Server 2008 R2

What are the details of the method(s) that Intel Adapter Fault Tolerance (AFT) uses for the detection of failed links in Windows Server 2008 R2?
2
votes
2answers
568 views

How can I upgrade my processor from X3065 to X3220?

I have a Dell Poweredge R200 server which has an ancient Xeon 3065 processor. I see in the servers specs that it can accommodate Xeon 3200 series, but not sure if I buy a bare-boned Xeon 3220 ...
2
votes
3answers
839 views

How to scan network for intel vpro computers?

Ive seen an example in the docs of Intel AMT SDK but it takes so long to tell me that is there 1 intel vpro pc in my network and it doesnt tell me the name or ip address of that pc. Is there a way to ...
2
votes
1answer
647 views

How common are Intel igb NIC drivers/cards, compared to Intel e1000, etc.?

I'm troubleshooting VMware ESXi host network and connectivity issues stemming from the use of Intel NICs who require the igb driver. The chipset is Intel Corporation 82576. VMware has a few ...
2
votes
2answers
419 views

Optimal number of threads for compute-intensive task on server with Hyperthreading

When running a compute-intensive task on a server with an Intel i7 quad-core processor with Hyperthreading, is it ideal to run eight threads (for the eight virtual cores), or only four (for the four ...
2
votes
2answers
495 views

Intel Team TCP Offloading not Working

I verified that TCP offloading is enabled in both the Intel properties for each of NIC that is the member of a two nic Adapter Fault Tolerance Team. Also, the output of netsh int tcp show global ...
2
votes
1answer
1k views

Automate monitoring of Intel Matrix / Rapid Storage Technology RAID arrays

I need to monitor the array status of the Intel integrated RAID controllers (e.g. ICH7R, ICH9R, ICH10R) on multiple servers. Intel suggests using "Intel Matrix Storage Manager" or "Intel Rapid Storage ...
2
votes
3answers
2k views

Recover Intel Matrix Raid Configuration

I had 2 HDDs in Intel Matrix Raid configuration on a motherboard with intel ICH9R. I had some RAID 0 partitions and one RAID 1 partition. Somehow when replacing my videocard I partially unpulugged ...
2
votes
2answers
126 views

SAS disk and intel motherboard

What kind of Cable shall I use to connect [ http://www.amazon.com/SAS-Enterprise-Hard-Drive-WD1001FYYG/dp/B0090UELTW ] and server board: http://ark.intel.com/products/56334/intel-server-board-s2600cp4 ...
2
votes
0answers
348 views

Wireshark (WinPCap) does not see Intel X520-DA2 10 GbE NIC teaming intermittently

I am running a team of two 10 GigE ports on Intel X520-DA2 network card. They work well in tandem and achieve the desired throughput. However, I see an intermittent issue whereby WireShark and my ...