Questions tagged [performance]
For questions concerning computer, or computer-related, performance. Please include metrics in your questions.
4,412
questions
0
votes
0
answers
35
views
Why does online retro game emulation run extremely poorly on Microsoft Edge on my Desktop PC?
OS Name: Microsoft Windows 10 Pro
Processor: Intel(R) Core™ i7-10700T CPU @ 2.00GHz, 1992 Mhz, 8 Core(s), 16 Logical Processor(s)
RAM: 16.0 GB
Version: 22H2
I want to play the Sega CD version of The ...
0
votes
1
answer
38
views
Will multiple monitors or much bigger monitor affect computer performance? [duplicate]
I have two questions about the monitor's impact on the computer's performance:
Will multiple monitors affect computer performance?
will a bigger monitor (43") slow down the computer's ...
1
vote
1
answer
112
views
Can I force/request windows preemptively cache files to RAM?
I'm working with some computers with an unusual configuration, where they have mostly high-end components (including a 12th gen i9 CPU and 64GB of DDR5 RAM), but we're booting Windows 10 from old ...
0
votes
0
answers
84
views
New SSD slow boot ~1m30s to boot
I have an old NP530U4B-S01FR that had HDD. I replaced it by a crucial 500Gb.
Installed new Windows 10 on it, after upgrading all drivers and updates, the boot time takes around 1m30s.
I tried ...
-1
votes
0
answers
57
views
Performance issue with a new motherboard - Gigabyte B550 GAMING
I just changed my motherboard from the MSI B450M A-PRO-MAX (a low-cost motherboard that did the job nevertheless), to a "Gigabyte B550 GAMING".
My configuration is as follows: AMD Ryzen 5 ...
0
votes
1
answer
71
views
Windows 11 Explorer lags for a second when selecting an image
Recently upgraded to Windows 11, noticed that in explorer if I click on an image, it takes about a second, showing the loading circle on my cursor before it fully selects. I noticed during this time ...
0
votes
0
answers
99
views
HP has laptop limited performance on battery
If I unplug my laptop, it looses significant amount of performance - it is clearly visible even in switching windows, opening task manager, reading emails in outlook 365 desktop app etc... everything ...
0
votes
1
answer
70
views
Dell Latitude 7480 laptop has issues with charging
My Dell Latitude 7480 laptop has strange symptoms related to charging:
Sometimes it wont charge even though the charger's light is on (not the laptop one), but the battery percentage does not go ...
0
votes
0
answers
106
views
SD Card transfer abysmally slow on older laptop with Windows 11
I have a SD card: SAMSUNG Evo Plus microSDXC 512GB
I also have a laptop: Dell Inspiron 15 Gaming 7577 with Windows 11 Pro
I also have a phone: Asus Zenfone 8 Flip
And, of course, I have a problem: ...
0
votes
0
answers
72
views
iMac mid 2011 Extremely slow after new SSD
I have put a few SSD's in this iMac and it has run really fast.
I have an SSD and HDD installed, and I install the OS on the SSD.
I recently replaced the 1TB SSD with a 2TB SSD for extra storage and ...
0
votes
0
answers
84
views
Dual rank or single rank?
I've seen multiple sources online stating that single or dual rank are faster than the other. I'm looking to upgrade my ram and due to 1x32GB stick and 2x16GB being virtually the same in price (~£3 ...
4
votes
2
answers
148
views
What type of RAM use is affected by RAM sticks not being of the same exact type?
It's advised that all RAM sticks in a computer be of the exact same type (manufacturer, version, etc.). (e.g here) Assuming they are not, what performance will be lost (assuming XMP still manages to ...
0
votes
0
answers
30
views
mariadb not allowing connection with only 1 cpu core at 95%
I am inquiring about ways to allow an import and have the database accessible at the same time.
I have tried to do a 60gb mysqldump import and it only uses 1 core so it takes hours. The storage is ...
0
votes
0
answers
53
views
How to diagnose a MacBook Pro (2019) CPU spiking periodically?
My wife has a MacBook Pro (MacBookPro15,1) an it is running macOS Sonoma (14.3). She got it in 2019. It has an Intel i9 2.3GHz CPU and a Radeon Pro 560X and 16GB of RAM. She doesn't do a whole lot ...
0
votes
1
answer
66
views
how to get rid of computer lagging due to high page faults?
I'm experiencing some performance issues and when I googled it someone told me to check my page faults/sec. When I checked I noticed that the spikes in faults were directly correlated to when my ...
0
votes
0
answers
62
views
Performance Degradation After PC repair
My PC is running at a horrible frame rate for all games. Everything took a huge hit after I replaced my motherboard. To give context the issue started very oddly I plugged in a Bluetooth speaker from ...
1
vote
1
answer
115
views
Why is rsync so much slower than my Python script for syncing?
I have the following Python script that I sometimes use to mirror large directories (main logic for syncing is implemented within sync_directory()). It also tries to mirror other metadata such as file ...
0
votes
1
answer
436
views
System thread (ntoskrnl.exe!ExTryQueueWorkItem) causing high cpu usage
The system process has been randomly using about 15% of my CPU for about an hour then goes back down again. I used the Process Explorer threads tab to see that ntoskrnl.exe!ExTryQueueWorkItem+0x5a20 ...
0
votes
0
answers
17
views
the right tool and the right way to measure network throughput
I am confused with different results of different tools
here is what speed-test.net tells
London, UK 87.48 ms 0.0% 404.94 Mbps 931.82 Mbps M247 Ltd - London
Manchester, UK 114....
1
vote
1
answer
85
views
Memory performance on vintage 486 computers using SpeedSys
A seemingly large community of vintage Intel 486 computer enthusiasts use SpeedSys (among others) to check whether their newly acquired/repaired machine works as expected.
This is what such a test ...
0
votes
0
answers
72
views
Why is faster pc i5:ram 4, ssd 256, core 4, then laptop i7: ram 16, ssd 500, core 10?
I have such a case and maybe you can help me, what is the reason?
I did a test, reading an excel file (310 MB) in python (pandas).
Laptop(IdeaPad Slim 5 16IRL8): i7, ram 16, ssd 500, core 10, 2.4 ghz, ...
0
votes
1
answer
179
views
Are there any negative effects or harm to processor if you reduce the "Turbo Ratio Limits" values for a laptop which has a locked processor?
I have an i7-8550U processor in my laptop, which is a locked processor.
And I'm using Turbo Ratio Limits feature in ThrottleStop software to limit the Turbo Boost clock speed of my laptop processor to ...
0
votes
1
answer
36
views
What's the meaning of percentile values in diskspd output?
Does this mean that:
25th percentile means 25% requests had latency of 3.475ms
90th percentile means 90% requests had latency of 24.306ms
4 nines means 99.99% requests had latency of 55.296ms
Is this ...
0
votes
1
answer
35
views
Custom columns in Power Query vs additional columns in Excel source
I have a report in Power BI that uses data from an Excel file. Is it better to have a very slim Excel table with values only and add all (possible) calculations via custom columns in Power Query or ...
0
votes
0
answers
29
views
Performance of non-focused apps drops singificantly on Windows 11 [duplicate]
When running two distinct GPU-heavy app on my Windows 11 (each occupying separate screen) the app not having the focus has recently started to drop significantly in performance.
I am basically testing ...
1
vote
0
answers
85
views
Slow move on Windows samba client when directory contains many small files
I have a Samba share mounted on a Windows client and from the client, when I move a directory containing ~2500 small files totaling around 1.5TB, it takes almost a minute.
Why is this not ...
0
votes
0
answers
74
views
How to diagnose SSH login issues and general slowdowns on an Ubuntu server?
I'll preface that I get this is a really vague title, I'm just not sure where to even begin debugging.
I have an Ubuntu server running in my house and every while (say couple weeks?) I no longer am ...
1
vote
0
answers
718
views
Windows 10 22H2 seems extremely slow when starting since cumulative October 2023 update. How can I fix that?
I still have a PC with four spinning hard disks (mainly because flash was really expensive for that capacity when I configured that PC), but performance using Windows was acceptable.
Only exceptions ...
1
vote
0
answers
113
views
CPU frequency or voltage optimization
I'm running a CPU-bound code with OpenMPI on my old Linux server (Core i7-3770, 4 cores with HT).
It works fine, but I found CPU throttling sometimes occurred and the overall performance decreased ...
0
votes
2
answers
210
views
VirtualBox Linux Guest Mac Host runs really slow
I have performance issues in VirtualBox, the quest operating system runs really slow and laggy.
The configuration:
Host: MBP 2019, 2.3 GHz 8-Core Intel Core i9, 16 GB RAM, MacOS Sonoma 14.2
Guest: ...
0
votes
1
answer
450
views
Game stuttering/fps drops on PC
I've been facing a frustrating problem while playing Gta V, Red Dead Redemption 2, and Red Dead Online. The games frequently stutters/fps drops where the GPU usage tanks from 25/70%-4% (even using a ...
0
votes
1
answer
2k
views
SSD disk active time 100 percent frequently on idle
I am using windows 11 and I have 2TB M.2 NVME SSD on my laptop. My disk active time is regularly hitting 100 percent on idle. Even tho there is almost no read and write activity at all. Even when my ...
0
votes
0
answers
68
views
Why does the write speed of my SSD significantly decrease after writing to it for a few minutes? [duplicate]
I have more than 20 SSDs from Crucial, Samsung, and other companies.
Let's take the example of my Samsung 970 Plus 2TB which I use with a 10 Gbps USB C enclosure. On the product page it says that the ...
0
votes
0
answers
270
views
Terrible performance on games on laptop
I have this computer (specification below) for one year, I am not really a hardcore up-to-date gamer hence my computer. But even I go to games for some fun even for some old ones, it ruins everything.
...
1
vote
0
answers
101
views
Manually defragmenting a Mac? Strange phenomenon with CPU usage
Processes on Mac OSX getting 'stuck' and strange CPU usage describes the same phenomenon, but for writing. My question concerns reading.
OS X version 10.8.5
I have about 30 million small files on my ...
0
votes
0
answers
92
views
Postfix is slow and IO hog
I have an smtp-server on java which I find rather slow. Tried other smtp servers for reference and found that postfix (cpp?) and samotop (rust) are even slower.
I'm running smtp-servers on the same ...
5
votes
1
answer
3k
views
Windows 11 dev drive: how and why does it work?
Windows 11 has a "dev drive" feature which can improve performance of developer workloads. Developer drives use ReFS.
Questions:
Why is using ReFS going to help performance? After all, in ...
3
votes
2
answers
1k
views
Noticable performance drop after upgrade to Fedora 39
I have an older machine. I've had the impression for a while that despite this fact, it is in fact slower than it used to be, and not just slower than a modern machine.
Yesterday I upgraded to Fedora ...
1
vote
1
answer
602
views
Expected results of a stream memory bandwidth benchmark
I recently built a Threadripper system and ran the stream memory bandwidth benchmark on it. The results are much lower than the theoretical bandwidth of the system, and I am not sure if these transfer ...
0
votes
0
answers
346
views
Very slow random write on SSD
I have an SSD and since I bought it I feel that it slows down in several situations, when I download a game I can't do anything because my computer freezes because it is so slow, there are games that ...
3
votes
1
answer
447
views
PC stutters since new processor bought (Ryzen 5900x) on single threaded load
My PC was running good, but I wanted an upgrade in multithreaded loads so I bought 5900X, it does indeed render videos much faster, but ever since the upgrade this happens regularlily when I run heavy ...
0
votes
0
answers
69
views
Lighthouse command line app just waits for browser forever
I am running the Node Lighthouse CLI on Mac M2 Pro with Node version v21.1.0 installed by NVM.
When I do lighthouse anyurl what I get is something that looks like this
LH:ChromeLauncher Waiting for ...
1
vote
2
answers
74
views
Primary vs secondary HDD slots, what are the performance effects
What's the difference between the primary and secondary HD slots in a laptop?
On a clean OS install. If I have identical 500gb SSDs in the primary and secondary Drive slots on a M6500 workstation, ...
0
votes
2
answers
459
views
Explorer.exe memory leak when miniatures' performance Options is checked
For the last few days, I've had a very weird problem where Explorer.exe starts eating all of my system memory (16GB) after opening an Explorer window. If I restart the process and don't open any ...
0
votes
0
answers
217
views
Comparing GPU accelerated encoding performance of FFMPEG v4 and v5
I've noticed a drop in encoding performance testing the recent FFmpeg 5.1 release with a simple full hardware transcode using h264_nvenc in comparison with FFmpeg 4.3/4.4.
With FFmpeg 4.3 the ...
3
votes
0
answers
220
views
Fast internet, but slow local area network speeds
Essentially I'm trying to get better Virtual Desktop bitrate performance on my Meta Quest 3, which uses local area network speed. But no matter what I try, my local area network speeds never exceed ...
0
votes
0
answers
336
views
What is likely to cause very slow file copy over 10Gb NICs?
Copying data across my local network is extremely slow. The network in question is 10Gbe only. That is everything on the 10.0.2.0 subnet is 10Gbe and every device/switch is on the same VLAN with jumbo ...
-1
votes
1
answer
160
views
Why do SIMD CPU extensions exist?
As I understand the problem there are problems that can be heavily parallelized, e.g. rendering, video decoding. Since CPUs are not excelling in such tasks GPU were created. They use different ...
0
votes
0
answers
188
views
Debian server on raspberry pi becomes slow after about 30 hours
I am running about 5 docker containers on a raspberry pi 4b+ (4gb ram version), and about after 30 hours, it will become painfully slow to use, in all aspects. This server does not use a desktop ...
0
votes
1
answer
34
views
System slowdown persists despite normal Task Manager and Performance monitor readings
My system experienced a slowdown during the OBS Studio video recording.
However, upon reviewing Task Manager and Performance metrics,
no apparent cause for the system freeze was found.
What might be ...