All Questions
Tagged with amd-processor cpu
35 questions
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How to enforce strict CPU frequency control in userspace?
I’m developing a tool that requires complete control over CPU frequencies on my system, but I'm running into issues with maintaining the desired frequencies. Specifically, I'm using the cpufreq-set ...
- 1
0
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0
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114
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How can I remove turbo-boost from an AMD processor?
I have been trying different ways, there are certain extensions but with my laptop are not compatible, my laptop is a legion 5, I have come to the conclusion that it is not possible and I thought that ...
- 1
1
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0
answers
1k
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How to disable AMD turbo boost in 22.04?
so the problem is I cannot disable cpu boost. I have tried cpupower to change the governor or to lock cpu frequency on the specific numbers but idk when it needs to use these boost states it just sets ...
- 11
1
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0
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344
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AMD Ryzen 7 5700u CPU capped at 400 MHz in Ubuntu
Recently I was doing some benchmarks in Ubuntu 22.04.1 LTS and I realized that even though my CPU is supposed to work at a base frequency of 1.8 GHz it only works at 400 MHz, the baseline for battery ...
1
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1
answer
3k
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How to Lower Minimum CPU Clock Frequency
Recently I've been trying to reduce the cooling requirements of my desktop computer (since it gets exceedingly hot in summer), and have started looking into underclocking my CPU.
Currently it idles at ...
1
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0
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5k
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What causes "soft lockup" errors and how can I fix it?
I've been seeing sporadic messages of the form "BUG: soft lockup - CPU#0 stuck for 22s!" from the System Notifier for several months -- I've had at least three or four kernel version updates ...
- 5,198
1
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1
answer
2k
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Ryzen voltage on Ubuntu
I started machine on Ubuntu with Ryzen 7 3800x and want to check CPU temp and voltage.
I already installed the newest kernel: Linux 5.12.0-051200rc6-generic
I've added: acpi_enforce_resources=lax ...
- 11
0
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0
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785
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Switching to AMD ryzen 5900x or 5950x. Any stability problem with 20.04 LTS?
I only run codes (C, Python) on my desktop which I am thinking of upgrading, either to AMD ryzen 5900x or to 5950x. I will be using ubuntu 20.04 LTS (only, no windows). Does anyone have any experience ...
- 184
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1
answer
2k
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Migrating from Intel CPU to AMD one
My OS is currently Ubuntu 20.04 LTS.
My current CPU is: Intel(R) Core(TM) i7-6700K CPU
I'm going to upgrade my Motherboard, CPU, Memory, to AMD Family with an AMD Ryzen 9 5950x.
Will my OS seamlessly ...
- 81
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221
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My minimum CPU clock looks like 2200mhz (ryzen 7 3800x) but when I type lscpu Ican see its below than 2200 mhz,how can I solve this?
Frequency boost: enabled CPU MHz:
2195.662 CPU max MHz: 3900,0000 CPU min MHz: 2200,0000 my pc specs are: Msi
Radeon 240(bought a 1050ti waiting ...
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7
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2
answers
10k
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Disabling AMD's equivalent (on a Zen-1 Epyc) of Intel's "turbo boost" at runtime?
This may be a terminology problem at my end and a duplicate: On Intel CPUs, I can relatively easy disable turbo boost at runtime by running something like
echo 1 > /sys/devices/system/cpu/...
- 181
0
votes
1
answer
986
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My ubuntu server with AMD Ryzen 7 3700X can't use 4.4Ghz
lscpu
ljq@ljq-System-Product-Name:~$ LANG=en lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes:...
- 1
0
votes
0
answers
27
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Why is "Processor microcode for Intel CPU" is installed even though I don't have an Intel CPU? [duplicate]
In one of the update prompts I get this
This leaves me wondering, why does Ubuntu install it in the first place if it should be of no use? (my CPU is made by AMD)
Is it just to have it ready whenever ...
- 378
0
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1
answer
695
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AMD vs Intel for CPU throttling
I currently run Ubuntu on my pc that has an AMD Ryzen 5 2400g. I tried to disable the CPU throttling and it seemed to have worked but I am not too sure if it has. (increased from 1600 to 2400 where my ...
2
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2
answers
12k
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Why can't any Linux version boot Ryzen 7?
I am trying to boot Ubuntu on a Dell with a Ryzen 7. I can't get it to boot because of messages about kernel soft lockups and such. After a while the CPU heats up a lot (probably from a loop.) I can't ...
1
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0
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93
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CPU governor going nuts on Ubuntu 16.04
I use Ubuntu 16.04 on a laptop with an AMD CPU and, with or without tlp, the governor seems to not really do a good job, as the fan is always active and it always produces a lot of heat. This is very ...
- 634
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1k
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Server crashes with watchdog: BUG: soft lockup every few days
For a couple months now, I have had an issue with my Ubuntu server where every few days, the machine locks up and is completely unresponsive. The only thing I see in the tty is the following message ...
- 29
0
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0
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732
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Ryzen System Freezing When Under Heavy Load
I have been having problems with my system completely locking up (no keyboard or mouse input, no display output change) when the CPU is under heavy load e.g. Tensorflow or Raytracing with Blender. I ...
- 231
1
vote
1
answer
820
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powernow_k8 on Lubuntu 18.04 is flooding my kernel log with CPU frequency errors
I just installed Lubuntu 18.04.1 on an old desktop with an AMD Althon 64 x2 4800+ CPU, and while overall it's running fine, my kernel logs are getting flooded with CPU frequency errors from ...
- 14.9k
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1
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2k
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kill-ryzen gives "build failed"
I have launched script kill-ryzen from here:
ryzen-test
my old cpu gave an invalid opcode error like here:
AMD exchanged it for a new CPU, but kill-ryzen script still fails with "build failed" and ...
- 282
2
votes
1
answer
2k
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Unable to read Temperature on my Ryzen 5 1600X
I am running Ubuntu 16.04 LTS and I want to get the Temperature of my Processor, a Ryzen 5 1600X.
Sadly, everything I tried didn't work: Psensor, lm-sensor, xsensor - nothing.
Can anyone recommend ...
- 21
8
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2
answers
22k
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Is there a temperature sensing utility for linux that will read a ryzen 1700 cpu?
Is there a temperature sensing utility for linux that will read a ryzen 1700 cpu? I have been looking for such a utility and cannot find one.
Psensor and xsensor does not work, nor does lm-sensor.
The ...
- 81
1
vote
0
answers
901
views
I'm unable to boot Ubuntu after a CPU change
I've recently replaced my old CPU, an AMD Phenom II X4 945, with an FX-8350 processor and since then, I am unable to boot my old system or a live CD of Ubuntu 16.04.
When deleting the quiet splash ...
- 1,050
1
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0
answers
1k
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AMD A10 8700p overheats on Ubuntu 16.04
I recently got a HP Envy 15 ah150na laptop with an AMD A10 8700p CPU and and R6 8700p integrated graphics card. The problem is that the CPU temperature after 10-15 minutes of usage goes up to around ...
- 21
2
votes
3
answers
8k
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How to read lm-sensors on AMD FX 6300?
My FX 6300 sits on a ASUS M5A99FX Pro R2.0 and is currently overclocked (I did the stresstesting and such on Windows to get it stable). Now I need the socket temp and the core temps so I use lm ...
- 77
0
votes
1
answer
189
views
Is I-nex temp reading accurate
I got I-nex and I was wondering if the cpu temperature is accurate. I have a fx-4150 and wanted to do a slight overclock. My computer is pretty much idle with only I-nex open. It says my cpu temp is ...
2
votes
1
answer
10k
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mtrr log says that my BIOS doesn't use all CPU's?
In my dmesg log I see the following lines about my CPU not having al CPU's set up.
[ 0.211558] mtrr: your CPUs had inconsistent variable MTRR settings
[ 0.211559] mtrr: probably your BIOS does ...
- 111
1
vote
1
answer
6k
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AMD E1-6010 1.35GHz slow performance?
I have just installed the 64bit version of ubuntu 14.04.1 LTS version on my low-end laptop which has a AMD Dual-Core E1-6010 Accelerated Processor (1.35GHz, 1MB L2 Cache) and 4g of ram. Been switched ...
- 11
1
vote
0
answers
729
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Ubuntu 14.04 lost cores on AMD CPU
It seems that I have a problem. Installed 14.04 a few days ago, everything was smooth sailing until yesterday it wouldn't boot up. Recovery mode says that CPU's 1-6 don't respond. After 7 it moves ...
- 11
0
votes
1
answer
349
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Ubuntu 12.04 doesn't recgonize m CPU correctly
My computer is running ubuntu 12.04 (64bit), and I have a AMD Athlon(tm) X4 760K Quad Core Processor which is about 3.8ghz (and an Radeon HD 7770 GPU). Yet, when I type in cat /proc/cpuinfo - I get:
...
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1
answer
2k
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AMD FX CPU drivers/patch
I am using Ubuntu since 2009 on notebooks with Intel CPUs.
However now, that I am using AMD's FX 6300, I am interested in knowing if there exists anything from Ubuntu (specifically any kernel ...
- 593
0
votes
1
answer
6k
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Should I install amd64-microcode? [closed]
This is my system:
AMD Phenom II x4 960T (unlocked to 6 cores)
8GB 1066 DDR2 RAM
Gigabyte Radeon HD6670 1GB DDR3 (AMD Catalyst 13.4 propriety driver)
Ubuntu 13.04 at 1920x1080 60Hz
Dual boot with ...
- 3,841
1
vote
1
answer
5k
views
identical "cores" in /proc/cpuinfo
An Opteron 6128 shows up as follows in /proc/cpuinfo:
$ cat /proc/cpuinfo | grep -e ^core -e ^phys
physical id : 0
core id : 0
physical id : 0
core id : 1
physical id : 0
...
- 764
2
votes
1
answer
965
views
How can I troubleshoot flash player/hardware conflict?
OBJECTIVE:
Have a web browser on my Ubuntu install that can play youtube and hulu videos. Also would like to understand problem so that I can fix it again if I change software. Workarounds welcome, ...
- 41
7
votes
2
answers
10k
views
Are AMD processors less well supported than Intel processors?
I am looking to buy a new laptop, and as the Toshiba C660s seem to have small speakers, off-center keyboards and touchpads, and terrible "two-touch to zoom" feature, i am browsing Lenovo ...
- 3,665