Questions tagged [intel]

This tag should be used for questions about Intel based server platforms, software and others related specifically to hardware and software from the Intel Corporation.

Intel Corporation is an American multinational semiconductor chip maker corporation headquartered in Santa Clara, California, United States. Intel is the inventor of the x86 processor architecture and makes central processing units, motherboard chipsets, graphic processing units, network interface controllers and much more devices related to communications and computing.

In addition to their hardware offerings Intel also produces a variety of software including compilers, libraries for mathematical computation(Intel MKL), threading(OpenMP, Intel Performance Primatives, Threading Building Blocks), parallel communication(MPI,OFED/True Scale Infiniband Stack) and several other products included in the Intel Parallel Studio toolkit. In addition to these offerings which are widely used in HPC Intel also produces software for datacenter management, is one of the most prolific contributors to the Linux kernel, and powers over 70% of the fastest computers on the planet.

This tag should be used for questions about Intel hardware and software, specifically when used on server systems.

For more information about Intel, visit their homepage: http://www.intel.com.

(note this is borrowed from the Stackoverflow Intel tag but the information is applicable)

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linux 10gbe ixgbe (intel X550T) slow at 420mbyte/s max, p2p lan cat8 1m, tried ethtool and ifconfig options to no avail

first time dealing with 10gbe. I have two boxes, one is older with i7 2.8ghz from 2009 generation, pcie 2.0 and I just put the Intel X550T there to make use of absolutely similar but builtin adapter on my newer box with AMD EPYC gen 1. I'm dling…
tinfoil3d
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2020: Why do people use expensive rack servers when desktop/mini pcs are way cheaper?

First of all, it's 2020... not 2010. A DELL R240 (The lowest end server) costs about $1500. A small/mini desktop pc which is at least 3x faster costs only $500 (Example the Intel NUC) Also to note: most server applications nowadays have some form…
Anthony
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Unable to enable cache disk in Intel Rapid Storage Technology

Okay, this is driving nuts: I have a Dell XPS 8910SE that was originally running Windows 10 Pro 1809. The OS disk was using Intel Rapid Storage Technology for a RAID1 array, and an m.2 SATA SSD as a dedicated cache/acceleration disk. This setup…
aydeisen
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Intel RST Raid 5 with 6 HDDs incredible slow

maybe someone can help. Since I upgrade our Raid5 from 4 to 6 HDDs the write-performance is VERY poor. Read is more than 700 MB/s but write is less than 30 MB/s Cache-Modus is Write-Back System specifications: Asrock H370M-ITX/ac 32 GB RAM DDR4 WD…
dj wurst
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Ubuntu 18.04 LTS detects there is an MDS CPU bug present and SMT on, data leak possible. what do I do about it?

On examining my system log I found the following entry: Oct 23 10:38:00 kernel: [0.xxxx] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. I checked the…
Guest
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What does orange light on power supply mean?

I have an Intel® Server System P4000CP Family. Today I've discovered that one of power supply has green light, second power supply has orange light. What does it mean?
4per
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Lenovo T495/Intel Wireless-AC 9260

We just switched to the T495 from the A485 as our laptop of choice. We are imaging them to Win10x64 1903 using SCCM, with the drivers provided by Lenovo. The wifi (Intel Wireless-AC 9260) is not working in any of them with a "Code 10: Device Cannot…
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Intel XEON 9th generation on socket LGA 1151 ("H4") and Windows Server 2012 R2

I'm about to buy a INTEL Xeon E-2246G (if I'm lucky to get one here) and put it into MSI MB Sc LGA1151 Z370-A PRO (https://www.msi.com/Motherboard/Z370-A-PRO) and I have two uncertainties: Does "1151" socket stating "supports 9th gen Intel..." also…
crysman
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How can I determine whether I'm vulnerable to SPECTRE/Meltdown/L1TF on Ubuntu

I'm running Ubuntu 18.04, and I have the following linux-image and intel-microcode packages: ii linux-image-4.18.0-17-generic 4.18.0-17.18~18.04.1 amd64 Signed kernel image generic ii intel-microcode …
Isvara
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Connecting Intel X722 SFP+ to Mellanox SX1012 QSFP via 4-split breakout cable using ubuntu

I have two servers running Ubuntu 18.04, each equipped with two SFP+ interfaces, each showing up in lshw like the following. *-network:1 description: Ethernet interface product: Ethernet Connection X722 for 10GbE SFP+ vendor:…
fbindel
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Wifilink 5100 AGN mass update

We are using a Meru enterprise wireless network with 180 APs. Recently, many users connections are dropping frequently. After much troubleshooting, we have determined much of the trouble is due to some settings in the advanced properties of the…
ripwads
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Redhat vs Oracle Linux benchmarks

I have two servers, both have Intel 8160 processor, 768 GB memory, same hardware specs, same software/package versions. The only difference being that one is running RedHat Enterprise Linux 7 and the other one is running Oracle Enterprise Linux 7.…
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Linux boot stuck on a server running Xeon L5420

I have this relatively old Supermicro server with m/b X7DBR-3, it has dual Xeon L5420 cpu and 32G ECC memory. I am trying to install Linux on it, tried both Ubuntu 16.04.4 and CentOS 7 (the distribution does not matter, it will run Docker either…
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Understanding Intel HTT

System 1: Notebook Detect the installed CPU: $ cat /proc/cpuinfo | grep "model name" | head -1 model name : Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz The data sheet says: no. of Cores 2 no. of Threads 4 Detect Cores and Threads: $ sudo dmidecode…
Dennis
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How many cores are in Amazon's m4.16xlarge node?

Amazon's marketing materials claim that the m4.16xlarge node has 64 vCPU. When I look at /proc/cpuinfo on the system, however, I get the following information: 64 CPUs (CPU 0 .. 63) cpu cores: 16 Processor type: Intel(R) Xenon(R) CPU E5-2686 v4 @…
vy32
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