The tag has no wiki summary.

learn more… | top users | synonyms

17
votes
2answers
19k 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. ...
16
votes
3answers
6k 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 ...
10
votes
2answers
2k 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 ...
9
votes
4answers
20k 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
15k 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
900 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
505 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

Any trade-offs involved with enabling Intel vPro?

Does enabling vPro disable or conflict with any other functionality? I'm configuring a Dell Precision T1600 workstation. It will be added to a small network with one server and two desktops: CentOS ...
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
1answer
3k 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 ...
5
votes
2answers
3k 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 ...
5
votes
1answer
2k 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 ...
5
votes
5answers
6k 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 ...
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
563 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
856 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
287 views

Intel USB 3.0 eXtensible Host Controller - Exceeded Number of Supported Devices?

I am working on a project which utilises 18 high-end DSLR cameras, connected to a PC via USB. During development the system was running USB2 will no problems whatsover but when we moved to a system ...
4
votes
1answer
461 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 ...
4
votes
2answers
547 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
3answers
4k views

How do I manage PCs with vPro?

I ordered some new PCs with Intel vPro enabled on them, but now that I have them I'm not sure how to use it. I found some old websites about using Altiris and Microsoft SMS but those are expensive ...
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
6k 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
1k 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
3k 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
1answer
1k views

Intel AMT - enable vnc via linux

All our old servers have supermicro boards and we used IPMI to make out-of-band managment. Mostly we used it for shutdown/restart and sometimes change some settings via the sol/kvm console. As it ...
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
477 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
862 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
3
votes
4answers
4k 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
3answers
13k 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
1answer
507 views

Does Intel vPro work via add-on NICs?

We're currently using Dell OptiPlex workstations with the Intel vPro feature. A remote location is requiring their computers be connected via fibre for security reasons. This will require us to ...
3
votes
3answers
6k 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
107 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
1k 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
113 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
1k 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 ...
3
votes
1answer
138 views

Enabling Disk Encryption on DC S 3700?

I have a server running Debian stable with two 100GB Intel DC S 3700 drives in a Linux MD RAID 1. According to Intel, these drives support 256-bit AES encryption and I would like to encrypt the data ...
2
votes
2answers
640 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
3answers
400 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
76 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
173 views

Can I safely mix RAM (ECC) sizes in a server board?

I have a server (actually used as workstation) with a Supermicro X8DA6 motherboard, with 2 installed Intel X5650 processors. It uses ECC RAM. It currently has 6 Kingston KVR1333D3D8R9S/4GHB dimms ...
2
votes
1answer
133 views

How to remote boot from bios and install an operating system from local USB

So we have a bunch of systems distributed across a semi-large area and are looking to upgrade soon. We are looking for systems that could preferably be booted from a USB drive in the system remotely. ...
2
votes
1answer
826 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
238 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
1answer
129 views

Supermicro NICs gone after BIOS update

Just updated the BIOS of two Supermicro 1022G-URFs to R3.5. They've both the mainboard H8DGU-F with two onboard Intel 82576 NICs. One of the two Supermicros doesn't have any visible NICs at all after ...
2
votes
1answer
4k views

How to be sure a Motherboard supports Intel Active Management Technology (AMT)

I'm looking to build a light-weight rack-mounted Linux system, and I would love to be able to include some sort of remote management. At the very least, remote power on/off, and a little bit of fault ...
2
votes
2answers
729 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
1k views

Transmit rate decreases when using both Intel NIC 10G ports

I'm using the Intel 82599EB 10G NIC on a server running RHEL6. I ran a program where packets are generated at high rates. The NIC was previously installed on another PC where I was able to generate ...