Questions tagged [performance]

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

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How to find cpu usage as shown in taskmanager using performance monitor

I want to know the CPU usage of a process(given its PID) as shown in the task manager, using performance monitor, as I have to benchmark the performance of the process. This page shows that %Processor ...
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1answer
48 views

Multi-boot Mac: macOS and Ubuntu Linux - where does Docker run fastest?

On a recent* Mac with a multi-boot choice of either macOS or Ubuntu Linux, on which OS does Docker run fastest on? This multi-boot would provide booting into either of the selected OSs so that it ...
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65 views

Is it possible to check .NET stacktrace in diagsession? If yes then how to do that?

When opening a diagsession file in VS 2017, I could see several processes under the column "Function Name". One of them is my .NET site's worker process (w3wp). I also extracted the etl from the ...
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1answer
55 views

Core i7 performs very badly? [closed]

I would like to know why a core i7 HQ 6700 2.6GHz performs very badly compared to a core i5-4570 3.2GHz. This is the scenario, I'm running a very expensive method to populate a MSSQL DB, the i7 taks (...
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35 views

Performance issues with my new SSD drive

Since recently I had two Kingston SSD drives, each 240GB (KINGSTON SV300S37A240G). I had to change one of them with a bigger one 480GB (KINGSTON SA400S37480G). I cloned the content using Acronis ...
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181 views

xcode is slow every time i edit code

after updating to xcode 10.2 , it became so slow every time i edit any thing even a string, even i if do mistake it doesn't show me the error until it finish building, and when i fix the error or even ...
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43 views

CPU power throttling when unplugged on Windows 10 Only

I have an MSI GV62 8RE-061 laptop and am having an issue with power throttling when unplugged... I have searched the internet for hours and am still unable to resolve my issue. I have enabled "High ...
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1answer
47 views

Does 'Write cliff' phenomenon only happen to SSD disks?

First of all, I am new to disks, I just know the basics. I am trying to improve performance of a software with heavy I/O and I need to understand how my SAS disks work in terms of read and write speed....
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142 views

Why are all my PCIe M.2 SSD's running slow?

I recently bought a Lenovo Y7000 which came with a main 256 GB PCIe solid state drive, and an external 1 TB SATA hard drive. I bought a Samsung 970 Evo Plus 1 TB PCIe M.2 SSD on amazon, and installed ...
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3answers
59 views

How would I measure the improvement in the speed of my computer that results from deleting temp files

In another question about the validity of the advice to delete temporary files, no answer described how they measured the speed improvement. If I delete the temp files, or allow a software program to ...
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48 views

Windows slow even if Task Manager does not show any excess resource usage

Often I have the situation that my laptop becomes quite slow when I have many windows or Chrome tabs open. Sometimes it takes 2-3 seconds until another window becomes fully visible when I click on it ...
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967 views

What is shared GPU Memory and How is total GPU memory calculated Windows 10?

My task manager GPU screenshot My PC specs: 1. GPU - GTX 1060 - 6GB 2. Ram - 16 Gigs 3. CPU - Intel Core i7 8750H My task manager says that I have 1. Dedicated GPU - 6 GB (which is correct) 2. ...
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Is there anything like about:healthreport in desktop Firefox browser anymore?

Until recently, the desktop version of Firefox included a very useful internal page, about:healthreport. That page presented useful information, including graphs that showed browser startup time (y-...
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1answer
89 views

dose tune of the kernel parameters can help to decrease the queue of CPU ( low cpu load average )

We have a machine with 32 CPU. For now the results from uptime ( load average ) for 1 min - 23 for 5 min - 21 for 15 min - 20 We notice when the values are small, like ~3-8, the application ...
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1answer
67 views

CPU LOAD Average + when to set when threshold

We have a cluster with physical machines HW Each machine contains 32 CPU # lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): ...
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1answer
460 views

Latency of SSDs versus HDDs

We are currently using an HDD for our NetApp storage for our VMs. We're considering replacing them with SSDs, but many disk manufacturers have different performance. What range of latencies can we ...
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31 views

Very slow bootup time after adding SSD - Windows 10

I wanted to increase the speed of my DLL PC so added a new 120 GB SSD hard disk in addition to the previously present hard disk, system boot up time became very slow. It is litreally stuck at bios ...
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1answer
63 views

Should I expect adding more RAM of the same model to lead to worse benchmarks?

I bought 4 2x16GB Corsair Vengeance 3200 LPX kits thinking this would be the same as buying 1 128GB kit. I seemed to have lucked out in that my motherboard (ASRock x399 Fatal1ty) can use all 128GB at ...
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1answer
65 views

How does a 7 year old CPU compare with a 2 year old CPU? [closed]

I'm running a 7 year old MacBook Pro (one of the first retina ones) as my main work PC. I pimped it out with 16GB RAM at the time and used it for video and photo editing for a few years before ...
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1answer
157 views

Does having different capacity RAM sticks reduce performance compared to 2 sticks of the same size?

I have an Acer A515-51G-58GJ notebook that comes with 4 gigs of RAM that's soldered on the motherboard (HWiNFO says it's a SK Hynix DDR4-2400 stick - HMA851S6AFR6N-UH). I upgraded the RAM on this ...
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2answers
579 views

Slow Hard Disk Response Time

I have a laptop computer running Windows 10. The performance has become unbearable. Looking at Task Manager, I can see that the Average Response Time sometimes gets over 450 ms, and the Active Time ...
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134 views

Slow GUI in virtual machine

I am using VMware workstation 15 on Windows 10 with installed Fedora 28. My laptop is Surface Book with performance base. I allow the VM to use 2 cores of the processor, 8 GB of RAM and 2 GB of video ...
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1answer
231 views

Slow internet speeds (but fast speed test results)

About a month ago I started to notice that uploading to Google Drive was suddenly much slower than it should be. Up until January I was paying for 100Mb up and the same down and could upload to GDrive ...
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1answer
234 views

How many threads can I run in my program?

I have a python program that uses the threading module and runs multithreads that executes a function. The number 8 below is the number of threads in the program but I need to know what is the number ...
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48 views

The Unigine Valley benchmark is only getting a GTX 1060

So I have an Acer Predator Helios 300 with an Intel core i5 8300H and GTX 1060 (6GB). I used to get 60 fps on high present before, but now I am stuck at 40 - 41 fps on low and high. I don't now whats ...
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124 views

Using NVME SSDs as memory while prioritizing real memory (limiting virtual memory to specific tasks)

we have one scenario where local storage is not enough and we need to utilize network storage. Since network storage comes with latency and is slow (HDDs in this case), is there a way to extend the ...
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1answer
218 views

HTML5 | Why the Firefox is so slow compared to Chrome?

I am on my laptop just contemplating on transitioning one Flash game I play that is currently available in HTML5. I'm having a difficult time comprehending why the Firefox is so slow compared to ...
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1answer
383 views

Windows 10 very long startup

I have a MSI GS43VR 6RE laptop. It's pretty powerful and I have 2 SSDs (512 GB M.2 + 1TB Sata) instead of original SSD 128GB + HDD 1TB. Startup time always took about 2-3 seconds. After one of big ...
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1answer
84 views

How is it possible to use a RAM module that works at a higher clock frequency than what is supported by the MMU?

I remember many years ago when Intel finally moved the memory management unit from the north bridge into the processor itself in their newer Pentium and Core architectures. When I was building one of ...
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256 views

Vim Iterm extremely slow and laggy compared to Linux machine with same setup

Vim and iterm is very slow on macos. There is noticeable lag when scrolling down the page when holding down jk. Many plugins also slow down vm dramatically such as syntastic. For example, with ...
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1answer
46 views

Why does my mac lag even when it says CPU load is 80% idle?

If you add up all the processes in Activity Monitor it probably adds up to over 100% a lot of the time, but the CPU load always says system is about 7%, user about 10-15, the rest is idle. kernel_task ...
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1answer
267 views

VMWare graphics performance much worse than Virtualbox

I just benchmarked both Virtualbox and VMWare running Ubuntu 18.04 guest on Windows 10 host. Benchmark was using hardinfo. Both had the same system configuration, 4 CPU cores, 2GB RAM, 20GB disk, 3D ...
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1answer
1k views

How much of a performance difference is a 4th generation i5 and a 8th generation i5 intel processor?

I'm somewhat on a tight budget in buying a new university laptop. My university has provided minimum laptop specifications (256GB SSD, 8GB RAM, i5 processor). The i5 processor is quite a broad term, ...
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35 views

Poor FPS and IO when cold booted but OK when warm

I have a bizarre issue with a system where the system performs poorly when cold booted. Video is under 60fps in games and 1/3rd the IO performance of the SSD as reported by CrystalDiskMark. When warm ...
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3answers
162 views

Macro running slower in a faster computer

I have a new desktop and an old laptop. I run a Visio macro in both. It takes 30 seconds to run in the laptop, but 3 minutes and 3 seconds to run in the desktop. The desktop has 12 GB in RAM, and the ...
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1answer
176 views

Performance/load test using REST Assured?

I am using Rest-Assured Java library to write API tier functional tests. We have built a whole product and are thoroughly enjoying it. we also added the PERFORMANCE and LOAD TESTING into our pipeline ...
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19 views

Game making GPU unreasonably hot

My girlfriend has an acer aspire v15 nitro black edition laptop, with a 1060 card. It can easily run The Witcher 3 on 50-60 FPS on medium settings. But in Divinity - since a few months, maybe since ...
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1answer
45 views

Very slow server performance at low loads

I use a server at work to run models on modestly large datasets in RAM (think 10GB to 100GB). There are only a few people on this server at any time. The server has lots of RAM (over 1TB) and many ...
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1answer
27 views

Indexing a PostgreSQL query using a geometry field (gist) but it doesn’t seem to be working

I remembered to remove and recreate the index to eliminate the possibility that anything changed gidrop index if exists incidents; create index idx_geo on incidents using gist(geo); Then this: ...
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1answer
44 views

Slow Internet normally but VPN makes it fast

MY ISP says I should be getting 35 Mbps internet on my current plan but when i run a speed test i only get about 15 Mbps. If i turn on a VPN (nothing else has changed), i then get the desired 34/35 ...
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1answer
33 views

How to more efficiently use SSD?

Background: I am using a standard used laptop which I have upgraded(SSD and RAM) to reduce bottlenecks in performance. Problem: The CPU has become the main bottleneck now, but what I have noticed is ...
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29 views

How to determine when SQL Server Express is not enough

My web server is using SQL Server Express edition with multiple databases serving multiple websites and perhaps 100 simultaneous users at any given moment. Memory usage seems to always be near 1 GB (...
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1answer
37 views

What kind of metadata is primarily being loaded/evicted from ARC, in my ZFS system?

I'm trying to check how my ZFS pool's ARC is used, motivated by "do I need more RAM, even though expensive". I have 128GB fast ECC and using NVMe SSDs for L2ARC, but it's still doing a lot of small ...
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1answer
101 views

Is it worth switching from RAID to AHCI on on windows 10 pc

Currently I have RAID configured on my PC in BIOS (not at software level). I wanted to use dual boot with ubuntu but this is not possible with RAID cnfiguration. Will my pc suffer in performance for ...
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29 views

Server SSD read speed

We have a hp proliant DL580 Gen10 with 5x12Gb/s ssd 2x6Gb/s ssd I put the 2x6Gb/s ssd in raid1 to install esxi. How do I configure the 5x12Gb/s ssd for max read performance? i.e. the main workload ...
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What would improve my laptops performance MORE, memory or cpu? [closed]

What would improve the performance of my laptop more? Specifically: Upgrading the CPU from: Intel® Pentium® Dual-Core T4200 1M Cache, 2.00 GHz, 800 MHz FSB (Code Name: Penryn) to either Intel® ...
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0answers
26 views

Chrome loading really slowly on Windows 10

I just got Windows 10 and I've noticed that Chrome takes a really long time to load when I just click the icon. If, however, I right-click and choose the New Window "Task" it launches almost ...
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41 views

Fast Report's PDF Export has got either bad quality or is too big

I am using AvERP with its integrated Fast Report 4. I have got a lot of Reports which I wanted to export as a pdf file. I have got two buttons to export. But it does not please me, because either the ...
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1answer
34 views

Excel 2016 frequently slow and loading CPU without obvious reason

I am working with excel a lot. I wonder why sometimes it starts eating 50+% of my CPU slowing everything down even when no calculation of formulas is happening and I didn't start any action! Funny ...
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26 views

How to do IP spoofing in visuval studio performance run

Could any one let know how to create IP address spoofing setup and do run in visual studio performance tool (vsts)