Questions tagged [intel]
Tag for questions concerning Intel technologies. For Intel graphics use /intel-graphics. For general CPU related topics use /cpu.
210 questions
0
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1answer
72 views
+50
Fedora 28 server install failure
My goal is to install the Server version of Fedora 28.1.1, on a second Intel S1200SPLR server (after the first was proved to have a hardware problem) with a Xeon E3-1275 v5 CPU, 16GB of 2133 ...
1
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1answer
27 views
Linux Mint 18 installed on Intel NUC then moved SSD to different NUC where it fails to boot from SSD
Linux Mint 18 was installed on an Intel NUC5i7RYH computer. That PC has a hardware problem so I moved the Samsung EVO 960 SSD to a new NUC7i7BNK, but the second NUC does not boot from the EVO SSD. It ...
1
vote
1answer
41 views
NUC with Centos 7 crashing: Microcode SW Error Detected
I am trying to figure out why the WiFi on my Intel NUC with CentOS 7 continues to die. As info, I have 5 node Hadoop cluster and they are all configured the same (as far as I can tell), however, the ...
3
votes
1answer
80 views
CPU temperatures in linux: throttling or wrong reading?
Using a Lenovo Legion Y520 with i7-7700HQ (base clock 2.8Ghz) and GTX 1050.
I'm getting CPU overheating warnings in linux and it's affecting my performance in games (found in Payday 2 and CS:GO). I'...
0
votes
1answer
34 views
Intel® SGX™ (Software Guard Extensions™) and Linux Mint 19 driver installation
As I have the 7th gen Intel CPU (i7-7700HQ) and in UEFI BIOS there is a possibility to Enable Intel® SGX™ (Software Guard Extensions™), I would like to do so.
In order to do that, I am unsure, if I ...
0
votes
1answer
125 views
Sound issues after recent 4.18 kernel on Spectre x360
After upgrading to the 4.18 Linux kernel using Debian sid, I've been dealing with some sound issues that I haven't before the upgrade. After the laptop suspends, majority of the time (but not always) ...
7
votes
1answer
237 views
What is the state of Linux kernel support for Intel Quiet System Technology (Intel QST)?
I am trying to find a way to access and/or control fan speed via Linux on an Intel Q45 Express/ICH10DO chipset. This chipset contains a feature called Intel Quiet System Technology (Intel QST), which ...
1
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1answer
245 views
Why can the kernel not use SSE/AVX registers and instructions?
This post from StackOverflow has this,
In some environments there there is a restriction on certain instructions or using certain registers. For example, in the Linux kernel, use of SSE/AVX or FP ...
1
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1answer
205 views
iwlwifi 5Ghz internet randomly lags for seconds
We recently upgrade our internet provider which now comes with 2.4Ghz and 5Ghz wifi. I can connect properly on 2.4Ghz while on 5Ghz I am experiencing random "lags" in the connection. More specifically,...
1
vote
1answer
57 views
What does SYSENTER do in 64-bit Long mode on Linux?
There is an x86 instruction sysenter. This seems to be the Intel fast-system-call method. SYSENTER seems to be valid in LONG mode (64-bit) on Intel processors. This seems to have fallen out of favor ...
0
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1answer
39 views
Is there a command to show whether my laptop graphics card (Intel) can support multiple monitors?
I'm wondering if there is a way to show whether my laptop can support two monitors.
I have a laptop with Intel 2nd Generation Core Processor Family Integrated Graphics Controller running on a Lenovo ...
0
votes
1answer
35 views
Does GCC generate Bit Tests (x86 BT)?
Seaching through the GCC source, I see things like
X86_TUNE_USE_BT
TARGET_USE_BT
My goal is to get an answer for myself whether or not GCC generates BT, BTS, BTR, and BTC. I started with BT and I ...
0
votes
1answer
311 views
What exactly does “Illegal instruction (core dumped)” mean? [duplicate]
I see a lot of solutions to resolving the problem exemplified by
Illegal instruction (core dumped)
But, I'm wondering what exactly that means? What generates that error, and what's the root cause ...
0
votes
0answers
281 views
Intel Pstate frequency limits are overridden
Problem : Run all core on minimum CPU frequency on Intel pstate driver on ubuntu 14.
cpupower frequency-set --governor performance --max 1300MHz
I am trying to run my cpu cores on different ...
0
votes
1answer
56 views
Who locks all monitor refresh rates?
I have got two monitors (in a "Join Displays" setup), an NVIDIA 1070 GTX mobile GPU, and GNOME 3 on OpenGL 4.6.
The refresh rate of the laptop's built-in monitor is set to its maximum 120.02 Hz, and ...
0
votes
1answer
653 views
Change the cpufreq driver from intel pstate to acpi
I am trying to disable the intel pstate cpufreq driver and replace it with acpi to get maximum cpu control. I tried this.
vim /etc/default/grub
GRUB_CMDLINE_LINUX_DEFAULT="intel_pstate=disable quiet ...
1
vote
0answers
118 views
Scale down to a specific frequency on Ubuntu Linux 14 w/ Intel CPU
I am trying to scale down one of the CPU frequencies. I am using Ubuntu 14 and Linux kernel 4.4. I want to scale down the cpu3 frequency to 1.2 CONSTANT (no throttle).
Things I have tried:
I want ...
4
votes
1answer
190 views
Rolling back Intel-microcode updates and computer speed
I assume that Debian package intel-microcode packages gradually correct the various spectre and meltdown issues. From what I understand about these problems, the only way to correct them on existing ...
0
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0answers
19 views
Lubuntu screen makes crazy screensaver?
After the computer has been idle for some time, it just begins to flicker like this.
Similar to a screensaver but looking much more like a glitch.
Coffee Lake CPU
Gigabyte h310m
All other parts ...
4
votes
1answer
863 views
What Linux kernel version(s) have a fix for the L1TF (Foreshadow) exploit?
Foreshadow is a new speculative execution exploit targeting Intel's SGX on Core chips
What Linux kernel version(s) contain a fix for the L1TF exploit?
2
votes
0answers
1k views
Xorg broken xf86EnableIOPorts: failed to set IOPL for I/O (Operation not permitted) No devices detected
I am trying to use Xorg instead of Wayland on my Arch Linux.
I have two graphics cards in my laptop. An Intel and a Nvidia graphics card.
The output of my log file is:
[ 53.401] (WW) Failed to ...
25
votes
3answers
3k views
Why are some Intel family 6 CPU models (Core 2, Pentium M) not supported by intel_idle?
I've been tuning my Linux kernel for Intel Core 2 Quad (Yorkfield) processors, and I noticed the following messages from dmesg:
[ 0.019526] cpuidle: using governor menu
[ 0.531691] clocksource: ...
0
votes
1answer
1k views
Ryzen 3 2200u laptop linux compatibility [duplicate]
Do Ryzen 3 2200u laptops work without issues with stock install of Debian 9 or Ubuntu 18.04?
I do not want to install nor patch nor compile!
I have to choose between Core i3 6006u and Ryzen 3 2200u. ...
0
votes
0answers
433 views
iwlwifi: Could not load the [0] uCode section; Failed to run INIT ucode: -5
I'm getting this error occasionally when my device wakes up from suspend,
iwlwifi: Log capacity -1515870811 is bogus, limit to 1 entries
iwlwifi: Log write index -1515870811 is bogus, limit to 1
...
2
votes
0answers
596 views
Do Ryzen 3 2200u laptops with Vega 3 work out of the box with major Linux distros? [closed]
Does a laptop with Ryzen 3 2200u and Vega 3 work without issues with stock install of Debian 9 or Ubuntu 18.04?
I dont want to install drivers! Not to mention compile a patched kernel.
I have to ...
1
vote
1answer
270 views
Should I have intel-microcode installed if my UEFI/BIOS is regularly updated (new machine)?
Hardware: Dell Inspiron 15 Gaming 7577, model number 7577-92774 (new machine).
System: I am testing Linux Mint 19 Beta based on Ubuntu 18.04.
I have an Intel Kaby Lake CPU: Intel© Core™ i7-7700HQ ...
1
vote
0answers
60 views
Iwlwifi (dvm), debugfs and fixing rate
In the source code of the iwlwifi dvm linux driver, there is a function named « rs_program_fix_rate » ( https://github.com/torvalds/linux/blob/master/drivers/net/wireless/intel/iwlwifi/dvm/rs.c#L334 )
...
-3
votes
1answer
715 views
Dual monitor problem Kali
I am having some problems with dual monitors. It works on Ubuntu but couldn't get it work on Kali. I have an Intel Graphics Card (VGA connected) and another VGA to NVIDIA GT730. At first the nvidia ...
1
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0answers
203 views
Setting up the iio-sensor-local for a Myria MY8307 2-in-1 laptop (Basically a Chuwi rebrand)
I recently aquired a Myria MY8307 laptop/tablet. I decided to give Kali a try but right after installing I ran into a problem. When the login shows up my screen is upside down, and it continues to be ...
0
votes
3answers
149 views
Is stealing a WiFi password possible using Spectre/Meltdown [duplicate]
I have an un-patched 32-bit PC (no microcode is available) running Ubuntu 16.04.
If I will use just the guest account (not the administrator account) for browsing, would it be possible to steal the ...
1
vote
1answer
165 views
How to force 60 Hz in 1366x768 despite kernel bug after kernel 4.13?
If your screen resolution is 1366x768 and your Intel card is able to go down to 40 Hz screen refresh rate for power saving (and most modern laptops can, no matter how cheap) instead of the usual 60 Hz,...
1
vote
1answer
59 views
Does using the guest account in Ubuntu help for Spectre and Meltdown protection?
I was wondering if I use my computer running Ubuntu only for browsing while using the guest account on an unpatched PC logging in to any site I browse - will it be possible to steal any passwords ...
1
vote
1answer
150 views
Spectre Meltdown on 32-bit x86
I use an older 32-bit Intel Pentium Computer which is not getting any microcode updates. Anyway the PC is working just fine and I want to protect it against spectre/meltdown vulnerabilities.
Is there ...
1
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0answers
121 views
Mapping between FDIR to RSS queues for Intel 82599ES
I am working with Intel 82599ES 10-Gigabit SFI/SFP+ NIC with linux 4.4.0-116-generic native ixgbe driver. I am wondering about flow indirection table coming with NIC which has 16 fdir queues.
Those ...
0
votes
1answer
934 views
How to use Intel Compiler in Linux?
I installed Intel Parallel Studio on Ubuntu 18.04, but when I try to use ICC (/opt/intel/bin/cc), I receive the error:
/opt/intel/composer_xe_2015.3.187/compiler/include/math.h(1214):
error: ...
0
votes
0answers
88 views
RedHat not showing Turbo boost frequency
I am running RedHat 7.4 on two servers, one server has Intel Xeon 8160 (base frequency: 2.1 GHz) and the other has Xeon 6154(Base frequency: 3 GHz). Both servers have turbo boost enabled in their BIOS ...
0
votes
0answers
64 views
What is this graphics corruption called?
What should i call this graphics issue I'm getting (excuse the weird image search):
Without knowing what it is called I am finding it difficult to get help fixing it.
The laptop doesn't have this ...
1
vote
1answer
65 views
How can I prevent installation of a specific package on Linux Mint?
TL;DR
Question: How can I disallow installing of the package intel-microcode in the future? With my bad memory, I may try installing it someday, again.
Long story
Yesterday, I installed the intel-...
-1
votes
1answer
630 views
Xubuntu automatically boots into initramfs [Firmware Bug]: TSC_DEADLINE disabled due Errata [closed]
The full error text given is
[ 0.000000] [Firmware Bug]: TSC_DEADLINE disabled due Errata;
please update microcode to version: 0x52 (or later).
What I could find in a similar question is to ...
63
votes
1answer
4k views
Crash during startup on a recent corporate computer
After some recent updates, my computer no longer boots! Here's what I could determine:
This is a very recent computer that was provided to me by corporate IT. It has a recent Intel CPU (Skylake ...
1
vote
1answer
134 views
Spectre variant 2 is not supported by hardware
I've installed the latest Intel microcode update to use Spectre variant #2 fix, but Spectre&Meltdown checker still shows that IBRS/IBPB cannot be used.
CVE-2017-5715 [branch target injection] aka ...
1
vote
1answer
498 views
Intel microcode is not updating
Trying to update Intel microcode to 03/12/2018 release (Version: 20180312) with the following procedure:
1. extract files from downloaded tarball
2. cp -v intel-ucode/* /lib/firmware/intel-ucode/
3. ...
1
vote
0answers
37 views
Intel SGX developer licensing and open-source software [closed]
Is it possible to obtaining a licensed developer certificate for signing security-reviewed, community-developed open source SGX software binary in production mode, and publish it on open source ...
0
votes
1answer
433 views
Kali linux(Virtual Box) doesn't detect the physical wifi adapter ( Intel® Dual Band Wireless-AC 3160)? [duplicate]
I have the Kali 4.14.0-kali3-amd64 #1 SMP Debian 4.14.12-2kali1 (2018-01-08) x86_64GNU/linux I followed the instructions Linux* Support for Intel® Wireless Adapters depicted here for my specific card ...
1
vote
1answer
2k views
Debian Install on an Intel Apollo Lake CPU
I am encountering issues with the installation of Debian on this CPU.
The pc is an Awow Lone Ultrabook tablet, with an Apollo Lake N3450 CPU, see here for further comments. Reading Debian's ...
2
votes
1answer
370 views
Problem with Intel video acceleration on Debian Stretch
On my Lenovo Ideapad S110 Debian Stretch is just working fine, but HD videos don't run smoothly, at least not in full screen.
i965-va-driver is installed and up to date, vainfo returns
sudo ...
0
votes
0answers
155 views
Is a microcode update needed to mitigate spectre and meltdown in Debian GNU/Linux systems? [duplicate]
What it is needed to mitigate the spectra and meltdown vulnerabilities on Debian GNU/Linux? Is a microcode update needed?
What does exactly a system administrator should do to mitigate these ...
1
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0answers
223 views
Unable to mount raid 5 (Intel fakeRaid)
I recently corrupted my linux distro. I then reinstalled Ubuntu 16.04.3 and after setting it up, I have been unable to mount my Raid 5 setup after extensive troubleshooting.
Note even after the ...
1
vote
1answer
5k views
how to check microcode is enabled on my system and how to fix intel cpu firmware package which is causing reboot issues [closed]
Fixes from intel in there cpu firmware package seems to be causing reboot issues
I'm using centos 7.3 distribution with 1.14.14 kernel and want to know which package is intel's cpu firmware and ...
1
vote
0answers
114 views
How to get the wifi card intel 7260M work on Jetson TK1?
I reflash the jetson tk1 to 21.6.Below shows that I succeeded:
head -n 1 /etc/nv_tegra_release
# R21 (release), REVISION: 6.0, GCID: 9887687, BOARD: ardbeg, EABI: hard, DATE: Sat Oct 14 01:25:24 UTC ...
