Questions tagged [performance]

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

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68 views

Overall performance of PC slowing down. Can someone help me with this issue?

I’ve currently had my computer for about a year and a half, and for one of my first builds, it has worked very well to this point. Recently, the performance for my PC has drastically gone down. I’ve ...
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1answer
69 views

will the hdd be the bottleneck for a 10gbps server?

I have a server with 1 gbps connection (which is ~125 MB/s). The server has normal mechanical Hard disk drives. Afaik their speed limit is also around 120 MB/s. For instance, if I download a file from ...
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1answer
166 views

Inkscape installation slow at constant 12+% CPU

I saw that a new version of Inkscape is available and I wanted to update to the latest version. The installation routine uninstalled the old version, then started the installation of the new version (...
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1answer
320 views

Linux : Understanding load average and % CPU?

When I execute top command on my ubuntu system I see below results top - 07:58:58 up 1:21, 1 user, load average: 0.82, 0.73, 0.55 Tasks: 293 total, 1 running, 292 sleeping, 0 stopped, 0 ...
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27 views

Does Windows 7 cache directory sizes? (with indexing off!)

I migrated from a ThinkPad T420s (Windows 7 Pro x64) to a third generation ThinkPad X1 Tablet (Windows 10 Pro x64). The new machine has considerably better SSD performance on paper. After disabling ...
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1answer
42 views

How to calculate the max write threads on a hard drive if X speed is desired?

I'm trying to establish the max write threads a hard drive can handle, for example, if the desired speed is 20KB/sec per a thread how can I test the max simultaneous writes before the drive throttles ...
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1answer
33 views

Which is better? Comparison [closed]

All right? A friend asked me which option is best: a Dual Core 1.6 Ghz or a Q. Core 1.1 Ghz? Both of them with 4GB of RAM. Do you have an ideia if, for having a higher Ghz rate the Dual Core can, ...
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209 views

Process ram use counting for more than it should be (*not* another post about why a lot of ram is always being used)

I am experiencing something strange regarding RAM usage in Windows 10 64-bit. Currently my task manager is listing the 917 MB of RAM being used by my internet browser as 40% of my total installed RAM ...
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0answers
17 views

Overhead with a database compared to files on the disk

I have an application with ~50 threads that needs to write a lot on the disk. As there will be between 2TB - 4TB of data, I can't use just ram. I'm currently wondering what's the fastest between: Use ...
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1answer
261 views

Discord low performance

I have an fx-8320E and RX 480 4GB, I have 16GB of RAM, 13GB free, I'm curretnly running Ubuntu 18.10 and my Discord is slow. I've installed latest nouveau and AMDGPU-PRO drivers, but neither make ...
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3answers
65 views

How can I determine what is murdering my CPU?

My system is periodically becoming very sluggish. Everything is hard to do when it gets like this, including typing. The mouse pointer is generally fairly responsive, but clicking is not. After a ...
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1answer
35 views

Perfcounter ASP.NET Apps v4.0.30319/Requests Executing never goes down

We have ASP.NET application (with both MVC 5 and WebAPI controllers) running on Windows Server 2016 (IIS 10). Some time ago we faced performance degradation and during the analysis found out that ...
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1answer
807 views

Google maps Javascript API very slow on IE 11 [closed]

We have a professional app that uses the Google maps Javascript API with the correct key. The call is done through an HTML page that invokes js scripts. Because it is fairly involved, with the ...
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37 views

Performance Issues Post SSD Upgrade

We have have Lenovo B40-80 laptops, recently we have upgraded them with Kingstom A400 SSD. Post upgrade Laptops works fine for 4-5 days and post that we face heavy performance issues. We are using ...
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21 views

What is broken when a router slows down or times out all requests

I have a D-LINK DIR 601 router that was working fine until recently. Network requests either go really slow or timeout. This happens to both wired and wireless connections. If I bypass the router and ...
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1answer
987 views

Win10 1803 will take 7-10 minutes to restart/shutdown just after a fresh boot, performance logs inside

I have a Dell Zbook 17 G5 laptop with nvme ssd i use for work that i am pulling my hair out to fix this issue i am having. After a fresh boot, if i restart or shutdown (possibly even just log off but ...
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250 views

Performance issues after installing an SSD

I have a laptop ASUS N550JK with the following specs: Intel core i7-4710HQ @ 2.50 GHz, 8 GB of RAM, NVidia GeForce GTX 850M, HDD storage of 677 GB (strange number, I know). Until last week I was ...
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1answer
25 views

My Laptop is slowed down to freezing and taskkiller.exe is doing it by eating up memory [duplicate]

I don't know how I may be got attacked with malware, but my laptop is slowed down to hell. I checked the Task Manager, there I found that a command line "C:/Windows/system32/taskkiller.exe" is taking ...
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20 views

How to check the application i/o type

I want to check my NFS performance. Here I am trying to launch the application and I want to check the IO latency. Here I am using ioping to check the IO latency. As ioping has a different I/O type, ...
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168 views

Windows 10 - Slow shutdown and restart / how to read Windows Performance Analyzer results

In trying to revive an old laptop (Asus N56VZ) so my brother can use it for school, I installed an SSD where the HDD used to be, to speed it up. True enough, the general speed of the laptop increased ...
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1answer
83 views

Measure YouTube player's FPS performance

I would like to measure the performance of a YouTube video, for example the frame rate. There is an option on YouTube called "Stats for nerds", which displays the connection speed as well as buffer ...
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1answer
63 views

typeperf disk write log interpretation

When running typeperf utility to get total disk write. typeperf -si 2 "\LogicalDisk(_Total)\Disk write Bytes/sec" I get results in the format "01/11/2019 01:29:40.674","58066.696363" what is the ...
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33 views

MacOs vs Ubuntu local web server (php/apache) performance

I worry about speed on my MacBook Pro laptop. I have tested page speed load for the same website on several setups: Tested on one page: MacBook Pro (i5/8gb) Native : php7/apache/mysql/xDebug : ~1....
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1answer
129 views

iostat + how to solve latency on disks

we use iostat -x and check for the await column - per device it shows the total time spent waiting plus the actual handling of the request by the disk iostat -yzx 5 Device: rrqm/s wrqm/s ...
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30 views

Laptop GPU runs unreasonably hot (95-100°C)

My girlfriend has an acer aspire v5 nitro black edition Laptop with a 60Hz 1080p screen and a GTX 1060. She is trying to play Divinity OS 2, a game which my 970 can easily handle at 90-150FPS at that ...
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1answer
30 views

Is it possible to intelligently profile Windows slow boot?

My Windows boots very slow. If include time when it apparently booted, but applications are still freezing (i.e. impossible to work), the boot time is more than 20 minutes. Hardware configuration ...
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1answer
32 views

Linux : SAR shows memory is increasing continously

Only one application is running on the machine . When I run endurance test with high concurrency for 8 hours , SAR report shows memory usage increasing gradually . But application heap pattern ...
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1answer
36 views

Is there a performance gain for running a web browser and/or swap from SSD?

What's the bird's eye view of running a specific application from an SSD for improved i/o in comparison to a standard hard drive? Would this help with browser speed? The list of applications which ...
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1answer
752 views

Windows 10 throttling CPU to dead slow

I'm facing windows 10 slow/non-responsive behavior (perhaps after 1809 update) and after doing many fixes mentioned online (like drivers update, services on/off, windows update etc) i ended up in ...
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0answers
18 views

M.2 direct motherboard connection vs. M.2 to PCIe adapter with heatsink

Suppose I have a motherboard that has a direct connection for a M.2 NVMe and that same motherboard has PCIe 3.0 x16 connectors and that it can be configured to boot through NVMe. So technically both ...
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1answer
380 views

Slow Page Loads in all browsers with long idle time to start

When browsing the internet (all browsers) I experience a significant delay before the page load is initiated. I've used Chrome's Developer Tools to analyze the issue and in looking at the Performance ...
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47 views

Webstorm 2018.3 lagging on mac

after update from webstorm 2018.1 to 2018.3 the huge lags appeared. The processor loaded only 10-25%, 2-3gb ram also not used. Why webstorm don't use more resources if it necessary? My custom VM ...
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1answer
211 views

Is there a way to improve chkdsk performance in HDD?

I have a system which has 8 GB of RAM. While running chkdsk it takes quite a bit of time to complete. This is for external HDD. I know there are two options - Have an SSD, that should improve ...
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1answer
100 views

Is it technically impossible for an SD card adapter to degrade performance under any condition?

This question is an off-shoot of Will there be a performance degradation when using a SD card with an adapter for a camera. That question asked whether using a microSD to SD adapter would degrade ...
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1answer
189 views

JMeter gets stuck in load test

I'm new in performance testing and had already tried different tools for the job. When using JMeter, the generated report looks like these: As you can see, JMeter gets stuck and then continues. I ...
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2answers
50 views

Browsing C (m.2 drive) drive and i hear my backup drive of 4tb spinning and c: looks slow

My computer is new, most of the parts are from 2018 including new motherboard, new everything and the oldest part is a gtx 980ti. it uses a 500gb M.2 drive that has more than 60% free. d: is a 240gb ...
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3answers
520 views

Will there be a performance degradation when using a SD card with an adapter for a camera [closed]

I am going to buy this camera with a 128 GB SD card. I would like to buy a Micro SD card instead of a full SD card as I can use the micro SD card with my phone to view the photos taken by the camera. ...
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0answers
72 views

Just added second NVMe SSD - primary drive is still HDD - Optimizing Windows 10

I just purchased a new Lenovo E485 laptop that came with a primary 500 GB 7200 RPM HDD with Windows installed. I bought a NVMe SSD and installed it and everything works fine. Strangely, a SSD was not ...
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1answer
141 views

High disk reponse time every Saturday starting at 8 am

I have a server running Microsoft windows server 2012 R2 and it has a very odd problem. Every week on Saturday starting around 8 am the disk reponse time goes up to over 1000ms, every other day of the ...
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0answers
62 views

Comparing CPU benchmark

I have a laptop with the Intel Core I7-6700HQ. In the next days my workstation will be ready, with a Ryzen 7 2700x. As you can see in this benchmark the overall difference is ONLY 64%. This sounds ...
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39 views

argon2 variable runtime, possible bug?

I am running the following argon2 command in my machine (Ubuntu 18.04 with all latest patches installed, Dell 5590, i5-8250U, 16 GB RAM): time echo -n ...
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0answers
63 views

Laptop GPU Performance Low When On AC Power

HP ZBook G3 Mobile Workstation Core i7 Nvidia Quadro M2000M 150W AC adapter Windows 10 When this laptop is plugged in on AC power the 3D performance is dramatically worse than when running on ...
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161 views

Why is random write faster with LVM than without?

I'm measuring random write speeds for a EMMC device with fio. I'm testing multiple block sizes with multiple io sizes. After multiple iterations for all test cases on a raw emmc device, I create a ...
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0answers
866 views

How reliable can online “bottleneck calculators” be?

This site claims to be a bottleneck calculator. You input your GPU, CPU, RAM and storage driver into a web app which after some time gives you a calculation based on what part of your hardware is ...
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0answers
480 views

HTOP shows massive memory usage but proceslist shows otherwise

I'm running htop on my Ubuntu 16.04LTS server to monitor my CPU and RAM usage. I'm aware of the color indications used by htop as outlined below: So, when I look at my htop-overview, it shows me the ...
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0answers
47 views

Window 10 lagging over 25% CPU utilization

Windows 10 machine becomes very laggy at moderate CPU utilization. Mouse moves laggy and slow, audio becomes intermittent etc... When I check for Task Manager and Resorce Manager nothing seems wrong. ...
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1answer
412 views

~100% CPU Usage with little CPU Process utilization

Fresh install Windows 7 on single core desktop. Windows Task Manager: Performance Tab: spikes to ~100% CPU usage for long periods (30+ seconds) Processes Tab: sum of CPU column is < 4% Windows ...
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115 views

FastCopy transfer rate keeps slowing down significantly during large file transfers

I read all kinds of fora about file transfers and cant seem to understand or fix this: I have 2 USB3 harddisks connected by a hub to my laptop. When i copy 2TB of 15 and 30MB files with FastCopy, the ...
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1answer
224 views

Is my L3 cache really slower than my DRAM?

I've recently been running a memtest86 on my PC (Threadripper 1920x, Kingston ECC DDR4-2666 CAS19) because I suspected that the stock timings were conservative. And I was right: the memory will run at ...
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1answer
180 views

Windows 10 slow running performance when joined an AD and using an AD-Account

We recently updated our teams infrastructure to Windows 10 within an AD. Everything works fine except: We're observing slow performance in some situations. First observed was it as our Post-Compiling ...