Questions tagged [performance]

For questions concerning computer, or computer-related, performance. Please include metrics in your questions.

Filter by
Sorted by
Tagged with
0
votes
0answers
4 views

Testing different optimization methods on a state space model by solving ODEs [migrated]

I’m trying to test different optimization methods (including my own) by estimating parameters of a state space model. My initial idea was to include both the update rules and optimization methods in ...
0
votes
0answers
12 views

Most efficient way to access a browser session on a Linux server remotely

I use a website that allows client side JS scripts to run on a browser session that automate certain actions. I want this script to run 24/7, and thus (by extension) this browser session to be active ...
1
vote
1answer
21 views

Automatically suspend applications/services while playing games?

So I just built my first "gaming" system (AMD Ryzen 9 3950X with GeForce RTX 2080 Super). "Gaming" is in quotes because unfortunately this system is going to need to be multi-...
0
votes
0answers
24 views

Computer slow out of box, but has fast SSD

A similar question has been asked here: Slow IO Operations but Benchmark Says SSD Fast However there was not a solution, so I am asking a similar question. I recently purchased a Thinkpad P1. It has a ...
0
votes
0answers
26 views

Understanding configuration of RAM for better performance [closed]

Following RAM sizes can be taken as example (main point of the question doesn't care about RAM sizes but how 2 different RAMs work together) - If there are 2 x 4GB Single Rank RAMs (total 8GB) running ...
0
votes
0answers
17 views

Why am I getting random lag spikes?

So recently I've been having massive lag spikes in games I play. I haven't changed anything about my pc, about a week ago everything ran fine. But in the last few days I have random lag spikes in my ...
2
votes
0answers
32 views

Windows 10: Poor Performance for Playing Game & Screen Capture

I hope this is the best StackExchange site to ask questions about optimizing system performance. If not, I apologize, & please direct me to the appropriate site. My current system is one of the ...
1
vote
2answers
104 views

Can someone explain these copy speeds?

Okay so I'm a software engineer and I'm always trying to keep my hardware up to date because my biggest pet peeve is waiting for my system to do something. So I have the following drives and mobo 1TB ...
0
votes
0answers
12 views

Is KVM performance for Windows guests significantly worse then other hypervisors?

I use KVM extensively to run Linux VMs, and have occasionally used it to run Windows, but not heavily. A new acquaintance who should know advised me that KVM performs really badly under Windows (with ...
0
votes
0answers
4 views

Unreadable flashdisk / ERROR and RAW format on Windows 10 [duplicate]

I'm a newbie and I want to ask.. When I insert FD into my PC, it is illegible and always format. and FD in RAW format, when I format from CMD a notification like this occurs : when chkdsk / R F: ...
2
votes
1answer
60 views

What uses RAM on windows 10 other than processes?

I'm using Windows 10 and often find my programs being choppy, so I had a look at causes; since it happened often when I had multiple BlueStacks instances open, I suspected RAM usage and I was right, ...
0
votes
0answers
50 views

high cpu usage at all times, can i get help identifying cause?

can someone look at this file i made using windows performance recorder and tell me what is causing the high cpu usage of acpi.sys? ETL file below: https://drive.google.com/file/d/1mXp-...
0
votes
0answers
10 views

PC got really slow down, run process explorer, high page fault number

I'm essentially having the same problem in this question. I've run the Performance Monitor and I've noticed my page fault is like 100% constantly all the time. So I followed the instructions given in ...
0
votes
1answer
40 views

Lower FPS than expected on laptop

Hope I am in the right place for this one. I recently bought a new laptop. It is not a gaming laptop and I don't intend to use it that way, but I expected more than what it seems to be capable of. ...
1
vote
0answers
41 views

Does the fps fall due to sudden clock-speed fall or the gpu is the reason behind this?

My laptop has intel i7 8500u with base freq of 1.8 Ghz and turbo boost upto 4 Ghz.While playing different games suddenly the fps fall tremendously and the laptop itself starts running slowly not only ...
0
votes
0answers
30 views

Slow Read/Write speeds with SMB on localhost

I got a real strange problem and I do not know how to debug this correctly. I'm running Ubuntu 20.04 with a SMB server. My SSD disk is mounted at path "/mnt/disk1/vmdata_flash" and I am able ...
0
votes
0answers
5 views

How to maximize RSYNC 3.1.3 real throughput across a 10 GigE network

Using RSYNC to replicate many TB of files from an AIX server across country to another AIX server. My other current method uses /usr/bin/tar over a Connect:Direct (NDM) pipe, and can hit and sustain ...
0
votes
0answers
129 views

How to speed up YouTube on an old Surface RT (Surface 1, not Pro)?

I have an old MS Surface RT (version 1, not Pro) which until now I still used to watch videos on YouTube. It did the job just fine until about a month ago. Now when I open YouTube in Internet Explorer ...
0
votes
0answers
15 views

Paging files are deleted [duplicate]

I have set no paging files from the virtual memory settings, I noticed that my PC’s performance became bad and slow. Is there a way to restore these files or download some?
0
votes
0answers
21 views

Will the Windows Memory Diagnostic Tool for Windows 7 check all available RAM or only the first 4GB?

According to this article: https://www.lifewire.com/windows-memory-diagnostic-review-2626154 The Windows Memory Diagnostic Tool for Windows 7 only scans the first 4GB of RAM for errors. This Super ...
0
votes
2answers
100 views

Is it possible to speed up file copy in Windows file explorer?

Samsung magician reports these characteristics for my NTFS-formatted SSD: When I copy a large file in explorer, Windows reports around 200 MB/s: But copying a large folder of many small files can be ...
0
votes
0answers
13 views

AMD Epyc on Windows slowdown under high single-threaded load

My company has just had a 128-core, dual socket AMD EPYC system for analysis work on wind farms. We use a software package which launches individual, single-threaded, old FORTRAN exes in parallel. ...
0
votes
0answers
12 views

DS918+ NAS Network Performance

So I just added a DS918+ to our home network. I'm getting speeds of about ~25 MB/s on SMB, NFS and HTTP (through the web interface) downloads and uploads, both lots of small files and one large file......
0
votes
1answer
60 views

KDE is slow and crashy from SDDM to KWin to Plasma to Dolphin

After updating my Arch system, everything by KDE started breaking, from SDDM taking almost 50s to start up to compositing issues. I've tried removing ~/.config/plasma-org.kde.plasma.desktop-appletsrc ...
0
votes
2answers
33 views

Does Using VBA in Microsoft Office Slow Down the Program Significantly?

I've never used VBA before. Does having it "on" slow down the program for all files that don't use VBA within its document? I was always scared that if I add a Macros/VBA in just one file, ...
1
vote
1answer
41 views

What's the bottleneck in transfer of a large number of small files?

While taking backup of a collection of folder containing source code (where I realized later that I could exclude certain folders containing library files like node_modules), I noticed that the file ...
0
votes
0answers
6 views

How to use MacOS's activity monitor and other tools to diagnose causes of a the multicolour spinning wheel when running Acrobat?

When scrolling certain PDF files (not all of them) in Acrobat on MacOS high Sierra, the spinning wheel appears - hence one may think there is a contention of resources somewhere on MacOS for some ...
0
votes
0answers
61 views

Is /dev/shm faster than /tmp?

This question queries whether to use /dev/shm or /tmp. Within the answers provided, the general impression arises that /dev/shm is faster than /tmp since it writes to RAM instead of disc. Searching ...
0
votes
1answer
58 views

Why do operating systems use more RAM for the same processes after you increase the RAM capacity?

Recently, I increased my RAM capacity from 8 GB to 16 GB and I noticed how both Linux and Windows use more RAM for the same processes. As an example: Before the RAM upgrade I would have Firefox and ...
0
votes
0answers
52 views

Seemingly random lag when moving windows, entering text, or playing games

Patient: Ryzen 5 1600 GTX 1660 Ti 16 GB DDR4 3000 MHz RAM Win10 2004 on a SATA3 SSD Issue: My PC started lagging, for seemingly no reason. Memory usage gets up to 70% tops, CPU usage is around 5-20% ...
0
votes
0answers
25 views

ffmpeg using hardware accel runs slower on new PC with better hardware?

For several years I've been using a batch file script that utilizes ffmpeg to re-encode videos to h265. In an older version of ffmpeg (from 2017) I used this line: fmpeg -hwaccel cuvid -i input -c:v ...
0
votes
0answers
70 views

CPU throttled to base speed or 0.8 GHz even after disabling intelppm

I have a laptop with Intel i7-4750HQ processor @ 2.00 GHz base speed and turbo boost up to 3.00 GHz. My laptop battery died a few months ago and as I have a home inverter, I've been using it with AC ...
0
votes
3answers
45 views

CPU Core vs RAM [closed]

I'm planning to build a PC next week. I've researched over the internet but I need more accurate and solid answer. I've read that the more core of the cpu, the more application it can process, same ...
0
votes
1answer
37 views

Laptop overheating due to heavy software lately installed

I have an hp laptop with windows 7, 64 bit.I lately tried downloading Solidworks 2015 of 7.6 Gb. Ever since I did that i think my windows didn't support it much.my laptop has so much slowed down and ...
0
votes
0answers
76 views

Speeding up Virtualbox boot time

I am looking for tips and tricks to speed up the boot time of VirtualBox VMs. By "boot time", I mean the elapsed time between starting the VM and having a login window/prompt, so it covers ...
0
votes
0answers
24 views

BIOS shows RAM frequency and type incorrectly

I have a PC, that I used for three years, it worked fine. I have not been using since the last 8 months, and it seems the computer is very slow. It seems for somehow the computer memory runs at 400 ...
1
vote
2answers
100 views

Will an SSD external drive be faster than an HDD external drive on USB 3.0?

I have a Retina MacBook Pro Mid-2014 with a 256GB drive, which is small for my needs so I need to use an external Hard Drive. I'm using a WD 4TB My Passport where I store a lot of pictures and videos, ...
1
vote
0answers
66 views

Why is memory usage of my PC while idling so high?

I have watched many videos trying to fix the issue and all do for a short time then it goes right back up to 40%. I am unsure how to fix this issue, and wondering if I should just invest in more RAM. ...
3
votes
4answers
578 views

How to lower the ping on WIFI for better gameplay?

I suffer from very high ping in the game Fortnite that ranges from 80 to 100. Basically, I do have an ethernet cable, but It is inconvenient for me to connect it to my gaming laptop in my private room....
-1
votes
1answer
82 views

Windows 10 increasing in sluggishness

For months my WIndows 10 laptop has been getting more and more sluggish, as measured in e.g. video rendering speed in Youtube, zooming in GOogle Maps etc. I initially suspected the sluggishness was ...
0
votes
0answers
57 views

Cannot set 1440p @ 144hz inside windows with GTX 660

I'm trying to set 1440p @ 144hz inside windows environment, I don't care about in-game 144fps with that card. Setup n660oc from Gigabyte. It has DisplayPort 1.2, which in theory supports 1440p@144Hz ...
0
votes
1answer
35 views

Brand new WIN10 pc stuttering once powered on

i'm having a problem on a brand new assembled pc: video and audio stutters. This is my build: MOBO Asus tuf x570-plus https://www.amazon.it/gp/product/B07TNSYXXV/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=...
1
vote
1answer
19 views

Pfsense firewall and modem

Should pfsense be connected directly with the ISP or should it sit behind the ISP provided modem. If so, should we use pfsense for security reasons only or to improve performance as claimed in this ...
0
votes
0answers
20 views

How to identify performance bottlenecks in software run with cloud computing using windows server 2019

I'm running some software that tracks worms moving around on a plate for a scientific research project. The software tracks each individual worm, assigns head/tail and does several other functions. ...
0
votes
3answers
64 views

Copy To USB 3 Drive Start With Highest Speed But Then Significantly Decreases

I have large files that I need to copy to my USB 3.0 external drive. It's a HDD with enclosure. The problem is the copy speed. When the copy start it start at 110+ MBps, but after few seconds it goes ...
2
votes
1answer
16 views

ZFS dedup performance optimization

I'm running a VDI server. Many of the VDI users are installing the same apps on their desktops, so zfs set dedup=on vdipool/myDesktop comes in handy. How can I optimize the performance impact of zfs ...
0
votes
0answers
15 views

MySQL importing data to external drive SSD

I'm using an external drive SSD to store data on mysql. I'm storing many directories which every folder has 1k audio files and are imported as Binary(20). The issue is, according datadir, the required ...
0
votes
1answer
48 views

Windows Slow Down: high ram and CPU usage by miscellaneous windows process

I recently experienced the slowdown of my windows 10 desktop pc. Issue - slow Windows due to mysterious process DESCRIPTION: I checked the task manager for finding reason of slowdown. There I saw a ...
0
votes
0answers
13 views

Dell Optiplex 9010 Stuttering issues in games

I have a Dell Optiplex 9010 Desktop SFF(Small for Factor) with i3-3220 3.3, 6gb ram and Nvidea Geforce 210, in good condition and I am facing stuttering issues in games Like CALL OF DUTY 4 MW even on ...
0
votes
0answers
29 views

How does cores/logical cores handle the threads [duplicate]

I have this whining question on my head, which stuck me for days. Correct me if I'm wrong: My aspect on computer architecture and organisation is that, In early day computers, there was a single ...

1
2 3 4 5
79