Questions tagged [performance]

Questions about improving the performance, speed, and/or overall system responsiveness of Ubuntu. Note that this is a general tag, and should be accompanied by another tag indicating what kind of performance you are referring to.

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Ubuntu 20.10 high CPU usage

I upgraded from ubuntu 20.04 to ubuntu 20.10 and after that, my CPU usage is very high. Moreover, if I open any application then first it takes too much time to open and then it lags too much. I am on ...
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34 views

Improving the performance of a celeron machine

I got a machine running Ubuntu Mate 20.04. Unfortunately it has a crappy Celeron N2830 CPU. So the performance is sub-par. I upgraded the machine the best I could. I installed 8Gb of RAM and a SSD ...
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1answer
38 views

Slow SSD performance

I have a sata ssd which when I use on windows(dual boot) is just as advertised have a read write performace around 500MB/s, but on the other hand when I use it under ubuntu(20.4-20.10) write ...
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28 views

xHCI controller failure with USB2 audio interface

I'm trying to get Native Instruments KOMPLETE Audio 1 working in Ubuntu 18.04.5 LTS with kernel 5.4.0-52-generic. It's a regular USB2 audio interface and I'm connecting it to an USB3 port. Except for ...
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VERY Slow external hard drive (usb 3) write/read speeds

I noted my backups were very slow so I did a speed test using sysbench like this: $ mkdir benchmark $ cd benchmark $ sysbench fileio prepare $ sysbench fileio --file-test-mode=rndrw run These are the ...
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26 views

Problem with nvidia drivers on fresh install (short freezes)

It is my first time using ubuntu. my spec: intel i5-4430, gigabyte nvidia gtx 970, 8gb ram, 60gb ssd and 1tb hdd After fresh install of ubuntu 20.04.1 LTS using usb stick I wanted to change nvidia ...
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16 views

Ubuntu16 NFS file system take long time to delete files

I have Ubunut16 system where a NFS file system is mounted ; deleting a directory which is size around 250G and around 1 million files under it takes 45 minutes time. Is this expected behavior or still ...
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2answers
61 views

18.04 clean install very slow

I just upgraded an old Windows 7 laptop to dual boot with 18.04 Bionic Beaver. Initially, bootup was very slow indeed, but I've managed to fix that - it was something to do with the Intel GM965 video ...
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1answer
17 views

How to solve system UI lagging / max fan speed by leveraging dedicated Quadro graphics on Dell Precision 7510?

My laptop ( DELL Precision 7510 ) comes with a heavy-weight configuration ( Intel i7-6280hq, 32GB DDR4 ram, Quadro M200M 4GB ram, SSD 1TB with 2gbps I/O throughput ), running Ubuntu 20.04 In spite of ...
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1answer
42 views

Very high iowait when using 4TB disk

I have an older PC that I use as a host for some VM and docker containers. So far the system was working fine until a few days ago. It started to be very slow and iowait in glances was consistently in ...
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1answer
49 views

Raise the CPU temperature [closed]

Problem: I want to maximize the CPU usage and eventually raise the operating temperature of my CPU. My ultimate goal is to see if I can reach thermal runaway on my Linux device. This is not a full PC, ...
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48 views

Game performance loss while using swapfile

Hello everyone and thanks for help in advance, So, I recently added a swapfile (3GB) on my HDD with intention to increase gaming performance. I configured it and got it ready for use. My RAM is 4GB. ...
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1answer
249 views

Detect and fix slow startup on Ubuntu 20.04

I'm lately having slow startup times (90sec vs 20sec in the past) since I upgraded from Ubuntu 18.04 to 20.04. I'm on Ubuntu 20.04.1 LTS 64-bit. I'm working on a hybrid SSD (120GB) + HHD (500GB) ...
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18 views

Perfomance Issue with Ubuntu Image for GCP

Hi I am using the following version kernel ubuntu@gceimage-unit-instance:~$ uname -r 5.4.0-1024-gcp buntu@gceimage-unit-instance:~$ sudo cat /etc/*release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=18.04 ...
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121 views

Performance governor not working in Ubuntu Studio 20.04

The problem: "performance" governor in Ubuntu 20.04 does not set maximum CPU frequency. What I did: Despite setting governor to "performance" and nominal CPU frequency to maximum: ...
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47 views

Firefox becomes slow after hiding title bar

It's all in the title. Turning it on again and restarting the browser makes it run smoothly again. I am using Xubuntu Focal Fossa LTS. Anyone has any idea as to why this is happening?
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1answer
164 views

What performace issues can I expect while using Adobe XD using wine?

I am new to designing and my team uses Adobe XD only. It seems the only choice I have to use it on Ubuntu is using wine for it. I want to know what performance issue will be there while using Adobe XD ...
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1answer
40 views

Ubuntu how to boost specific core and let the others idle

I'm using a server with Xeon 2620 v4, 8 cores. I need to do a performance benchmark that uses 4 cores. I want the benchmark to be as stable as possible, so I turn off idle state and let everything run ...
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37 views

Laggy performance 20.04

I have a mini pc, a so-called Beelink X55, with windows on it. I decided to try Ubuntu, and made a dual boot system, and all was fine. I love the look, the customizations, etc, but this thing holds me ...
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1answer
45 views

Ubuntu 18.04 suddenly has become jumpy and less smooth with fan noise

My system was running fine for a few days after I installed it. But this morning there is the occasional lag of about 0.25- 0.5 seconds as I am scrolling, typing, highlighting, etc. E.g. scrolling ...
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19 views

Lubuntu 16 slowand choppy in decent laptop

I have a an old laptop which specs are DualCore CPU, 4 GB RAM and 500 GB of hard drive. So although is old, it should be waaaay more than needed to run Lubuntu. But it is not, its extremely laggy, and ...
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1answer
67 views

Is Swap File slower than Swap partition in Ubuntu 20.04

I am programming in python containing numpy array sizes of 200 million for one of my machine learning projects. During the execution of the program the swap memory is also getting utilized for which I ...
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1answer
99 views

Ubuntu takes one whole minute to boot [duplicate]

I have a Lenovo G580 with 4 GB DDR-3 RAM and i5 3rd gen processor. I installed Ubuntu 18.04.5 LTS and it takes about a minute to boot. Is it a problem for me? If yes, how can I solve it? Is it booting ...
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3answers
2k views

Ubuntu 20.04.1 LTS Significant Throttling of Intel i7 Processor

I have not been able get to my new laptop (An HP ZBook 15 G2 with Intel Core i7-4810MQ Quad Core Processor 3.7 GHz) to keep from SIGNIFICANTLY throttling my processors on Ubuntu 20.04. It originally ...
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2answers
487 views

Intel i7-1065G7 does not reach maximal turbo boost frequency

I have a laptop with an Intel i7-1065G7 cpu. turbostat reports 35 * 100.0 = 3500.0 MHz max turbo 8 active cores 35 * 100.0 = 3500.0 MHz max turbo 7 active cores 35 * 100.0 = 3500.0 MHz max turbo 6 ...
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51 views

Issues on Virtual Machine (flickering screen, freezes, no input)

I tried to set up a virtual machine with Ubuntu, but things didn't went as expected. I encountered multiple issues. First of all: I'm using Windows 10, Oracle VirtualBox 6.1.12 and I want to run VM ...
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1answer
55 views

Why does my fairly avarage system fail to run even a light distro? [closed]

I have a system with 4GB RAM, 500GB hard disk and 2.1ghz intel i3 processor. Windows used to hang a lot so I tried Ubuntu which worked for a few days but then gave problems, then I tried Lubuntu and ...
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39 views

slow boot on ubuntu [duplicate]

Ubuntu boot takes to long to boot, about 1.5 min!! Dell LATITUDE E7440 , intel core-i5 , 8GB RAM output of systemd analyze blame : 26.917s plymouth-quit-wait.service ...
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145 views

Ubuntu (or any gnome based distro) extremely laggy and slow only and only when installed in a VM

When I install Ubuntu (latest LTS) in a virtual machine (regardless of the hypervisor, i.e. VMWare, Hyper-V, or VirtualBox), the graphics performance becomes annoyingly slow. For example, anytime I ...
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2answers
36 views

Sudden slowdown in performance despite very little CPU usage

I recently had some basic applications (web browser, pdf viewer, idle terminal) open on my Ubuntu system, all of which initially ran well with fast performance. After a few minutes away from my ...
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38 views

Ubuntu 18.04.4 LTS Slow On AMD 4300 8GB RAM

I have installed Ubuntu 18.04.4 LTS version on a desktop pc with AMD 4300 QUAD CORE PROCESSOR, 8GB RAM and 160GB HDD hardware. It takes more than two minutes to boot. It is slower than the windows ...
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181 views

What is slowing down my system?

I am using Ubuntu 20.04. It seems like my system is running slower than it should. When I turn on my laptop, it takes 1-2 minutes to boot. The problem continues even after booting. Everything seems ...
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0answers
33 views

Issues with screentearing on XFCE when using Blender (Intel graphics chip)

So for further information, I'm using a samsung chromebook pro, (this is the specific model) https://www.samsung.com/us/computing/chromebooks/12-14/samsung-chromebook-pro-xe510c24-k01us/ running ...
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38 views

Intel i7 Laptop with Bad Battery Significantly Throttling Processors

I have a refurbished HP i7 Laptop. Very powerful, 8 core processor. I put Ubuntu 20.04 on it to stop running into package problems with web development. The problem is with the battery never going ...
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0answers
321 views

Ubuntu on Hyper-V sluggish/slow UI experience

Ubuntu 20.04 LTS installed with Hyper-V Manager. I have assigned it 4 processor cores and 12GBs of RAM. I have run through several forums and tutorials and I haven't found any solution that would ...
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107 views

Cooler- Fan not working ( ASUS-TUF FX504GE)

So i recently installed ubuntu 20. And the laptop did face issues while installing ( had to use graphics safe install & all ) . And now I've a dual-boot pc with windows 10 & Ubuntu . So the ...
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0answers
213 views

(Lenovo x260 with Kubuntu 20.04) CPU stuck at 400MHz randomly CPU load at 100% - current CPU frequency: 400 MHz (asserted by call to kernel)

After installing Kubuntu 20.04 on my laptop, I have the problem that after some time, the CPU randomly gets stuck at 400MHz and doesn't step up resulting in very slow respond times. Surfing, or even ...
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0answers
31 views

Ubuntu 18.04 governer keeps switching from performance to powersave

I am facing an issue.I play few games on my laptop such as CS:GO.My specs are Intel Core i7 8th gen and an SSD and 16GB of RAM.Now the issue is I set my governor to performance but it keeps switching ...
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0answers
50 views

LVM snapshot merge is slow and somethims gets stuck

I am having some issues related to lvm snapshot merge. When running lvconvert --merge <snasphot> on ubuntu 14.04.6 (kernel 3.19.0-80-generic) everything worked fine. Lvm version is: LVM ...
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1answer
250 views

Boot time is very slow

I recently installed Ubuntu 20.04 and it is super fast on my PC. It is not the dual boot. My PC specs are: CPU: Intel Pentium E5700@3GHz Graphics: Intel G41(Onboard Graphics) HDD: 250gb Ram: 4GB + (...
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3answers
84 views

Downsides to disabling/removing swap?

I understand swap is like an extention to RAM and is mostly used when the amount of free memory is below a certain threshold - which can be set with vm.swappiness in /proc/sys/. Swap can also be used ...
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0answers
38 views

How do I fix DRASTIC performance difference in Civ 6 Singleplayer vs Multiplayer

I get INSANELY different performance in civ 6 between multiplayer and single player, which doesn't make any sense to me. I can max things out in single player and have a buttery smooth experience, but ...
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28 views

Performance problems are fixed after restarting the computer. How can I get a correct boot? Ubuntu 20.04

I have a problem, I installed a dual boot with Windows 10 and Ubuntu 20.04, but when I turn on the computer and chose Ubuntu and login, the performance lowers, and if I want to open any application ...
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31 views

Ubuntu 19.10 is not using full RAM

As you can see in the scrrenshot attched, my RAM usage reamins fixed. I have 8GB ram installed, but the OS is using only about 50%. Even after opening multile programs(even multiple tabs on chrome) it ...
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0answers
253 views

Ubuntu (default) power management

I am running Ubuntu 18.04 on a Dell XPS 13 laptop. I have noticed that the CPUs is sometimes very slow (after disconnecting or reconnecting the AC cable; not sure about the dependency though because I ...
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1answer
132 views

OS display/input freezes when typing quickly

I have dualboot Ubuntu 20.04 LTS and Windows 10. I noticed when coding in vscode that when making functions and such the OS would lag. At first I thought it was a vscode issue, but I've learned it's ...
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1answer
308 views

Optimizing 4GB RAM for Android development using Android Studio 4 on Linux [duplicate]

I am using Android Studio 4 on Ubuntu 20.04 LTS with Intel Corei3 Processor(Intel® Core™ i3-2120 CPU @ 3.30GHz × 4). After starting Android Studio, more than 90% of physical memory gets used. I am not ...
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1answer
209 views

Ubuntu packages installation is terribly slow

It takes a lot of time for unpacking packages (about 10 sec to 20 sec even for small packages), even after a new installation. I am using a Lenovo Ideapad 330. I don't know whether it's a hardware ...
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0answers
63 views

PPPoE transfer speed low

On two virtual machines (on the same host) I set up a PPPoE server on one and a PPPoE client on the other. Both running Ubuntu 20.04 64 bit. It works, but slower than expected. A simple IP connection ...
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2answers
1k views

How to control fans on an asus laptop

I'm dual booting Ubuntu 20.04 on an Asus TUF FX505DT laptop and my main problem now is the lack of control of fan speed of my laptop. When I'm on win 10 I can simply press fn+f5 and circle through ...

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