Questions tagged [cpu]
The part of a computer responsible for performing computations, often referred to as a processor.
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Why is Task Manager showing more than 100% CPU Usage? What does it mean?
I have a weird issue. This is the second time that I'm encountering this over the last 2-3 months.
My CPU Usage is constantly running between 120% and 200%... How? How is this possible? What does it ...
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How to changing 1GHz to 2.5 GHz processor....? In hp pavilion 14" laptop [closed]
Ssd is also in but wprking slow speed , i5 ,10 th generation laptop ,just processor is 1GHz is problem.
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Fresh clean Windows 10 installation is always throttling CPU to 10% llimit
Fresh Windows 10 installation on my DELL M6800 with Intel(R) Core(TM) i7-4930MX CPU @ 3.00GHz is always throtlling it to 10% making it almost unusable.
I have tried different options like Group ...
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my pc has become slow, it just gotten slower on its own
These are my computer's specs:
Intel core i5 3570
GT 710 DDR3
8GB ram
It may not be powerful by modern standards, but it can play some games , like Minecraft, kinda good. My pc can run it over ...
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Detect the origin for my computer's problems, probably hardware-related
In the past couple of weeks my computer shows more and more problems. I think it might be a hardware problem, since most of my setup is 13 years old and it worked before with the same OS. However, I ...
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CPU doesn't lower the frequency when idle
I switched to AMD processors a few years back and thought I just don't know something about their power management. So, for a couple of years I've had an 5600X processor running in a PRIME B550-PLUS ...
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How to adjust user cpu quantums and the ability to preempt the other processes in Linux
I have a Linux system with NGINX web server, PostgreSQL database server, and many users running processes of same web application, each web application has its NGINX configuration file and a ...
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Why does dmidecode return a higher number of banks than the number of memory channels supported by the CPU?
According to the wiki, a bank refers to the secondary structure of a DRAM chip, which is different from the bank mentioned in the dmidecode command. I am wondering what the relationship is between ...
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How to adjust PHP FastCGI performance to the system resources (number of CPU cores mostly)?
We have a fairly weak server - 2 cores of Xeon Gold 6132.
Until recently the server didn't have much traffic but now we added a web page that generates more traffic than usual.
This is the number of ...
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Hyper-V VM does not use all the EPYC 7543P CPU power
I have a DELL server with an AMD EPYC 7543P 32-Core Processor.
I run Hyper-V as VM Hypervisor on a Windows 2022 server OS.
All is working right on the Host but the VM are not able to use all the power ...
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Why are cores 1 and 3 stuck in offline mode in Linux?
I have a system running with a CPU that has the following info from lscpu:
CPU(s): 4
On-line CPU(s) list: 0,2
Off-line CPU(s) list: 1,3
Vendor ID: ...
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Electric noise when changing power governer [closed]
I use arch linux on IdeaPad L3 15IML05 laptop
the cpu driver in use is intel_pstate as stated here:
~ λ cpupower frequency-info
driver: intel_pstate
CPUs which run at the same hardware ...
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I can't set max temperature using `lm-sensors`
When I try to update lm-sensors settings:
chip "coretemp-isa-0000"
compute temp1 99,100
compute temp2 100,99
compute temp3 @-2,@-1
compute temp4 @-1,@-2
after service lm-...
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CPUs with lower IDs are used more often
I have intel i9-13900k it is 8 regular core with threading and additional 16 efficiency cores.
I am running with kernel 6.9 on ArchLinux
I have noticed the CPUs with the lower ID’s have high percent ...
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Software on Windows crashing/OOMing with RAM well below 100%
I have a Lenovo ThinkPad X1 Carbon (4th gen, 2016), and lately while working I've been noticing Chrome and PyCharm intermittently crashing.
Usually it seems like like a CPU spike or something causes ...
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CPU has only 2/3 performance despite same amount of cores and same frequency
I have 3 PC builds with a Ryzen 9 3900X for mining.
Two of them run at a speed of 95 it/s while consuming 150-160W.
But one of them with roughly identical specs runs at 65 it/s while consuming around ...
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Temperature vs Power has strong positive correlation
So, I just bought super high RPM fan for my laptop, it's worked fine, it reduced temperature.
I noticed multivariate time series real time graph between temperature and power that they have similarity ...
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Does Windows 10's portability limit OS features?
From what I can see Windows 10 can support 2015 CPUs, and I'm aware that all x86 architecture uses similar intruction sets, but surely there's features that are missing if it supports that many older ...
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What exactly do we mean when we say 64-bits CPU? [duplicate]
Finding some mixed answers on this topic. It seems like it either means how many wires there are on an address bus (so 64 bits would mean 64 wires so we could address 2^64 bits) or how much data we ...
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How to make All Threads Run Low/Idle CPU Priority?
I want to set all threads or .exe to Low CPU Priority in Task Manager so that their CPU-usage doesn't interfere with my game and make my gameplay microstutter and cause some input delay from keyboard. ...
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AMD processor specs? [closed]
I was considering switching to AMD processors, but I hit a road block, I can not find product specifications for many of their processors.
For example, a search for [CENSORED TO PREVENT OFF-TOPIC ...
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Why is my CPU utilization limited to 0.4 GHz?
I've seen other similar questions, but none meet my exact circumstances so I wanna make sure I do the right thing before investing money in a new fan/charger or potentially messing something up trying ...
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Games get PC to max CPU usage
I notice it primarily when starting the MTG Arena client on my desktop:
Possibly as an after effect it also happens on other games I play like Gloomhaven PC. Especially the latter has always been one ...
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Instructions per Cycle (IPC) vs Frequency
I'm working on core frequency scaling experiments and I see that with the increase in core frequency (all other stuffs untouched, for example ddr frequency is kept same), I see decrease in IPC values. ...
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Intermittent random spikes in CPU load on Ubuntu system
Running Ubuntu 22.04 and have more recently noticed (~1 month) random spikes in CPU load that have caused overall system sluggishness (eg, spike from ~1.3 to 4/5/6/7+, growing steadily without ...
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Intel CPU frequency limited after a while under heavy multithreaded load
I have a Linux Mint system with an i5-13600 CPU and an all-in-one watercooler on a MSI MAG Z790 Tomahawk motherboard. I've noticed that when I put a heavy computational load on my system (like ...
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High kernel CPU usage from CcUnpinRepinnedBcb
"System" regularly takes 100% CPU on one core of my PC, so a little over 6% total on average. This causes some extra heating and battery usage.
In trying to figure out why, I checked the ...
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1
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High "System" CPU usage; unaccounted for Memory usage
I fresh reinstalled Windows 11 a couple months back, and for a while now it seems like there's some sort of memory leak (?) that causes high CPU usage by the "System" process, high memory ...
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PC won't post with 4 RAM sticks
I have a few question if possible.
I have an old system which has the following components: CPU: i7 6700K, motherboard: Asus H110M2 D3, and a GTX 1060 3GB.
I wanted to upgrade the RAM to 32 GB (since ...
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kernel messages + DS CPU bug present and SMT on
what is the meaning of the following messages that we get from kernel messages
# dmesg | grep "MDS CPU bug"
[ 0.432893] MDS CPU bug present and SMT on, data leak possible. See https://...