Questions tagged [performance-tuning]

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Linux Server - Bandwidth test doesn't change during TCP Tuning process

I'm new to network administration and have a question. I am conducting research on whether it is possible to carry out TCP tuning using the genetic algorithm method. To do this, I wrote a Python ...
Mono Toad's user avatar
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0 answers
118 views

Processes on a CPU

How do I monitor/list the processes currently running on a specific CPU core. Basically I'm looking for an output similar to 'top' or 'htop' command but filtered for a specific CPU core id. Or the ...
ss3071's user avatar
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4 votes
1 answer
792 views

How to make the Windows GUI draw itself faster

I have a fairly powerful Windows 10 machine with multiple SATA SSDs, Core i7-3770K @3.90 GHz and 32 GB RAM. GPU is a GTX 950 powering three 4K monitors at 200% dpi setting. However, I can basically ...
David.P's user avatar
  • 526
1 vote
0 answers
935 views

Can I tune my Brave browser for GPU-heavy HTML5 any more?

How may I further increase performance of Chromium-based browsers (like Brave I currently use) for heavy HTML5 gaming. Let me define heavy as basically most of the day I run the game together with ...
Vlastimil Burián's user avatar
1 vote
3 answers
4k views

How to temperature throttle my Windows 11 laptop?

How can I temp throttle my laptop? I'm on Windows 11. I want it to be as cool as possible. I don't need performance, either when plugged in or on battery. Are there registry settings or a third ...
user127379's user avatar
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0 answers
469 views

Put symlink in a slow drive pointing to a NMVE is a good way to speed up docs loading?

Cleaning up things after a MB crash, I got a Samsung NMVE 2 (1TB) drive and did transfered Windows 10 64 bits from a SATA SSD to it (in a 500GB partition), and really helped to load OS and some Apps, ...
Marcelo Scofano Diniz's user avatar
0 votes
1 answer
265 views

is there a method to benchmark only the filters in an ffmpeg chain, ignoring the encoder operations?

I've found a number of examples of how to use a null muxer to prevent writing the actual output to disk, which saves the disk space and all the time/work to do the writes themselves. I'm interested ...
ljwobker's user avatar
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3 votes
2 answers
483 views

Evaluating Specificationa of pagefile.sys (Windows 10, Summary) [closed]

I hope, that this question is not too opinion-based and will try to approach it as neutral as I can. I've read through some sites about this topic, getting a load of contradictory information. ...
Cadoiz's user avatar
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1 vote
0 answers
1k views

How to improve postgresql query execution time

Problem Statement: we have a Enterprise product with Postgresql db as a backend. one of the tables has 5 columns and respective data type is (bigint time , bigint store_time , varchar category, ...
Nandhini Subburaj's user avatar
3 votes
1 answer
5k views

docker in docker without privileged mode

Last time I used docker in docker for runners, but it requires privileged mode compose file: version: '3.7' services: runner: image: gitlab/gitlab-runner:latest volumes: - ./config:/...
user3285586's user avatar
1 vote
4 answers
319 views

How to improve performance of my laptop?

I have recently purchased a HP laptop with the below configuration Intel i3 7th generation processor i3 7020U CPU @2.30 GHz 1 TB HDD 4 GB RAM Windows 10 Home Edition 64 bit OS After receiving the ...
Krishna Chaitanya's user avatar
4 votes
2 answers
13k views

What does HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\SubSystems\Windows\SharedSection do?

I watched a video on YouTube on how to squeeze performance out of an integrated GPU, with the video instructing to change the above registry key's data from SharedSection=1024,3072,512 to ...
user322364's user avatar
1 vote
0 answers
219 views

Is LightHouse Performance Testing tool Compatible with Electron 1.8.1

I'm trying to do a robust performance test on our Angular Electron app. I heard LightHouse is excellent on Chrome but when I try to use it on Electron it fails with: Browser.getVersion() not found Is ...
Shexsill's user avatar
0 votes
1 answer
2k views

correct value of maxRequestWorkers

I've set the value of maxRequestWorkers to 4000 in the apache2.conf file. But when i run the apache2buddy perl script the reported value is 150 for maxrequestworkers. How does apache2buddy perl ...
Momo's user avatar
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0 votes
1 answer
648 views

SQL Server's Maximum Workspace Memory decreases over time - only instance restart to increase it

This is an SQL Server 2016 CU2 instance with 15 GB configured as maximum RAM usage. MDOP is at 4. The databases in this instance are very sporadically queried by users and this is a read-only ...
rofz's user avatar
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2 votes
1 answer
129 views

I have windows xp media edition on my PC and i need to free up space

I have a 80 gb hard drive.Can i delete some system volume information files? Also should i delete program setup files after setup is complete?
Skip Whaley's user avatar
0 votes
1 answer
159 views

How can I improve Windows Defender's increase of executable startup times?

I have a collection of scripts which call, a couple of thousands times, an external executable. This executable should have a fairly low run time, so this should not a big deal. But it is. In fact, ...
bers's user avatar
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2 votes
0 answers
1k views

Why is my ZFS pool spending 97% of its time reading the target and only about 3% writing, on a write operation?

This perplexes me and I don't know a way to drill down into what ZFS is actually doing. I'm using a clean install of FreeNAS 11.1 with a fast ZFS pool (imported mirrors on fast 7200s) plus a ...
Stilez's user avatar
  • 1,705
2 votes
1 answer
149 views

How can I track down what is causing my mouse to hang?

I am trying to eliminate a random (and quite frustrating) behavior. At seemingly random intervals my mouse (a corded Razor Mamba) doesn't respond. I have stripped out just about every imaginable ...
Jason Sperske's user avatar
2 votes
0 answers
438 views

Run out of virtual memory after added to triple physical RAM and change SQL Server memory option?

Recently, we added some physical RAM to our server which running SQL Server 2008 R2 instance, the total memory was changed from 64GB to 192GB. And we tuned the memory option of SQL Server by changing ...
Steven Wang's user avatar
0 votes
1 answer
584 views

Remove IHS from DIE, why so hard?

I have a CPU that is very cheap, I decided to try to remove the IHS from the DIE to become experienced in tuning. But it is pretty hard. I surrounded the DIE with blades, the glue still hold the IHS ...
Grim's user avatar
  • 201
1 vote
1 answer
70 views

Windows setting to run services faster

I run several server and processing tasks on my computer while I'm away. I found a setting builtin to Windows 10 once to optimize for background programs, not regular applications. For the life of ...
Pointer's user avatar
  • 352
0 votes
0 answers
903 views

VirtualBox - high performance I/O tuning - is it possible?

I'm running workstation that heavily relies on virtualization. I chose VirtualBox because: unlike VMWare it's free and much more portable and maintenance-free (no need to troubleshoot issues with ...
Lapsio's user avatar
  • 810
0 votes
1 answer
1k views

CPU burst tuning with Windows 10?

I upgraded from Windows 7 to Windows 10 and I'm seeing very short slowdowns/freezes which didn't occur in Windows 7. It seems Windows 10 is using more sophisticated power saving techniques or is more ...
raspi's user avatar
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0 votes
0 answers
1k views

How to tune Windows 8.1 for having maximum number of TCP connections?

I need to tune my windows 8.1 for a web scraper I am using thousands of threads for concurrent crawling For crawling process, i am using my own written c# HttpWebRequest using crawler However i am ...
Furkan Gözükara's user avatar
0 votes
2 answers
16k views

Should I connect a NAS to a router, switch or access point for optimal in- and outbound performance?

I've got a NAS Router (downstairs) Access point (upstairs) Switch (upstairs) Each of these devices is connected with simply CAT.5e gigabit cables. Currently the NAS is connected to the switch, which ...
Sander Schaeffer's user avatar
0 votes
1 answer
172 views

Will increasing physical RAM help in less virtual memory usage and avoid virtual memory bottlenecks in Linux?

In Linux, for a 8GB RAM server, when could we say virtual memory is actually used more? I.e., what is the number of page faults which says system is using more virtual memory?
Mercy's user avatar
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0 votes
0 answers
455 views

How to turn off hyperthreading on hp z230 Win7 32bit

I have a legacy application that when ported to this new HP desktop exhibits performance errors. I need to disable hyper-threading on this desktop. It has an Intel I5-4095 quad core processor. The ...
emp1953's user avatar
  • 11
7 votes
1 answer
10k views

Adjust linux disk flush intervals to avoid blocking user processes

I'm downloading files on a sd card mounted on a raspberry pi using rtorrent, at around 6MB/s (bandwidth cap). The user process doesn't flush the data itself, and the interval at which the disk cache ...
patraulea's user avatar
  • 381
0 votes
1 answer
237 views

Upgrade questions

Hi I just upgraded from i5-3450s with Intel HD 2500 to i7-3770s with Intel HD 4000. I also increased RAM from 8GB to 16GB. I have an HP Omni 27. Windows 7, x64 Direct X Version is 11.0, Shader ...
Bobo's user avatar
  • 67
1 vote
2 answers
135 views

Degraded performance on using external disk

I am fairly new to MacOS, been using Ubutnu from beginning, i was forced to switch to MacBook for work reason. My issue is that when i plug in my 2TB WD passport hard disk, macbook sort of dies....
NoobEditor's user avatar
2 votes
0 answers
2k views

Speed over VPN is 10x slower than connection to VPN or VPN<=>Destination

I'm trying to setup VPN for my own use. I have noticed very strange issue with speeds which I struggle to understand. Question: What is causing slow download speed from AWSFrankfurt when using VPN? ...
Yan's user avatar
  • 121
4 votes
1 answer
11k views

Undervolting with Intel' XTU - which offset should you reduce?

It is a pretty basic question, but I could not find an answer to this via Google. The value you are supposed to adjust is the "voltage offset". However, there are two kinds of values in the utility ...
Apache's user avatar
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0 votes
2 answers
162 views

Adding too many plugins/extensions to a browser, affect browsing speed?

I am using extensions added from the official websites like https://addons.mozilla.org/en-us/firefox/extensions/ , https://chrome.google.com/webstore. If the answer is Yes, is there any way to find ...
Whereismymind's user avatar
1 vote
1 answer
162 views

Control of CPU performance, possibly P-state, for TV recording

The problem: I am trying to record TV using a Toshiba Satellite Pro (2GHz, dual core, 4GB RAM, 250GB SSD, W7/32 SP1, PCTV 292e USB receiver, Argus TV recording s/w), but am having recording dropouts, ...
nmw01223's user avatar
  • 121
4 votes
2 answers
4k views

What TCP / network tuning should be performed in Windows 7 for best internet performance without reasonable risk of causing issues?

I'm wondering what network / tcp tuning should be done in Windows 7 to ensure best performance (yet without reasonable risk of causing issues). Here's what I have so far (the below commands get run ...
sa289's user avatar
  • 343
-2 votes
1 answer
378 views

Does System Utilities Slow Down My Pc Rather than Speeding It Up?

Is it correct that PC System Utilities are fake; they just slow down your PC rather than speed it up? Can I trust PC System Utilities like System Mechanic, WinOptimizer, Advanced SystemCare PRO, ...
Fazla Rabbi Mashrur's user avatar
2 votes
1 answer
2k views

LibreOffice Calc performance tuning

I have 350 thousand rows in a LibreOffice Calc table (it's a 35 meg CSV file). I only need to view it, not edit it. Yet, it is very slow at scrolling, filtering, and selecting the cells. What can I ...
Val's user avatar
  • 1
0 votes
2 answers
337 views

Win7: Is there some trick to speed up display a folder's content or the right click menu?

I'm using Windows 7 SP1, now whenever I click on a folder, the File Explorer takes quite some time to display the content inside; also when I right click on a file, the menu also comes quite slow. ...
athos's user avatar
  • 2,281
8 votes
1 answer
11k views

Localhost tcp throughput performance differences

I have been using psping for measuring bandwith statistics on localhost on different computers: laptops, home computers and servers. All of them get to between 100 and 200 MB/s but my PowerPc at work ...
Lieven Keersmaekers's user avatar
0 votes
1 answer
181 views

The relationship between commit charge, standby lists and available physical memory?

Saw this thread but I believe it does not fully answer my question so here goes. I am on Windows 8 Enterprise, 4 Gb RAM on board, pagefile enabled. I am looking at my performance indicators and I see ...
DmytroL's user avatar
  • 101
-1 votes
2 answers
1k views

Is software like tune up utilities essential?

Is software like tune up utilities necessary? Can't we perform the tasks using some other free ware tools and built in windows tools?
M.Tarun's user avatar
  • 215
0 votes
2 answers
95 views

What happens if use different ram chips?

I have an Asus M4A785TD-V EVO Motherboard. Considering this, What happens if I plugin 2 ram chips of different frequency and different latancies? Do both work independently at their respective configs ...
bilal fazlani's user avatar
0 votes
1 answer
4k views

How to set permament TCP Windows Size in Windows XP

I'm checking real throughput of my network using iperf/jperf. Test with speedtest.net shows 25/10 - but jperf shows only 5. So I change in jperf the TCP Window Size into 256K - and now jperf shows ...
Tomasz Brzezina's user avatar
3 votes
0 answers
128 views

Utilizing the full power of my workstation

I am not a gamer. Used to be, 10+ years ago. My workstation is strictly for business: Quickbooks Excel Access General Business QuickBooks is tied to a synchronization engine that is synchronizing, ...
FurryWombat's user avatar
0 votes
2 answers
910 views

Advanced RAM configuration [closed]

I'm a little unsure about whether my current BIOS ram settings are the optimal for the RAM i have. I'm aware some RAM modules may configure themselves with a bit slower speed by default than what they ...
Maciej Swic's user avatar
0 votes
1 answer
121 views

Split database index and table files with SSD?

I know in the good old days it was recommended that indexs and tables were placed on different drives to improve database performance. Is this still the case with SSDs when connected with SATA3? With ...
Will Calderwood's user avatar
0 votes
3 answers
224 views

How to configure Windows 7 for high responsiveness 24 hours a day?

When Windows 7 operating systems is used one a production line, then it has to be configured appopriately. We do not want various services interfering with the software that has to be working with ...
Michal Czardybon's user avatar
0 votes
1 answer
415 views

IntelliJ Idea for non-Java development

I want to use IntelliJ IDEA for its support of numerous languages other than Java (I can't imagine that I'll ever be doing Java at my current job -- and if I had to, I would just backup settings). I ...
CONTRACT SAYS IM RIGHT's user avatar
31 votes
6 answers
3k views

Programs minimized for long time takes long time to "wake up"

I'm working in Photoshop CS6 and multiple browsers a lot. I'm not using them all at once, so sometimes some applications are minimized to taskbar for hours or days. The problem is, when I try to ...
bart's user avatar
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