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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Flash player performance issues [duplicate]

I have serious performance issues with flash on ubuntu 11.10. the problem manifests itself when I try to play large flash files on hosting sites like gorillavids.com and the like. the playback starts ...
sostacked's user avatar
  • 623
1 vote
1 answer
648 views

How can I improve Nautilus’ performance?

I have a directory with 90,000 files. Windows Explorer on Windows 7 can load the directory, thumbnails and all, in as little as 30 seconds or so. In Nautilus, it's constantly jostling around all the ...
tupperware's user avatar
1 vote
1 answer
688 views

Ubuntu randomly slows to a crawl for no reason

This is a VERY strange problem. My installation of 11.10 will randomly slow to a crawl, giving the feeling of either max CPU/MEM useage, when they are both at normal levels. Although there seems to ...
Synicade's user avatar
  • 178
1 vote
1 answer
750 views

Turn a mac mini g4 - 1.4 ghz, 2 gb ram - into a home server

I'd like to build a small home server (backups, download station and media server with dlna). Anybody knows if this spare mac I have is worth for the specified jobs using Ubuntu Server (I've already ...
Pitto's user avatar
  • 1,938
1 vote
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103 views

Minecraft getting low frames on dedicated GPU despite GPU usage being low

First, some system specifications: Running an i5-11400H for a processor Using an Nvidia RTX 3050 ti for a graphics card I've already forced the game to use the graphics card, and the performance is ...
Linalin's user avatar
  • 19
1 vote
0 answers
43 views

Best Practices and Flavor for Running DaVinci Resolve

Short of learning a new distro entirely, but staying within the Ubuntu family, what are best practices and flavors for running a resource-hungry and somewhat update-finicky application like DaVinci ...
Cypress's user avatar
  • 60
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0 answers
72 views

How can I track down seeming performance issue

I have two similar laptops, both thinkpad P series. I will outline their specs: New Laptop: Intel(R) Core(TM) i7-12850HX (16 core 24 thread) 128GB DDR5, 4TB SSD (2x2TB) Ubuntu 22.04.3 LTS Old Laptop:...
Douglas B's user avatar
  • 111
1 vote
0 answers
306 views

Ubuntu 22.04 very slow on AMD EPYC 7302

I have install Ubuntu 22.04 on brand new Supermicro server (AMD EPYC 7302). Everything went good during installation but when I try to install or remove package and just stuck there for very long time,...
Satish's user avatar
  • 121
1 vote
0 answers
26 views

Relatively new to Linux [duplicate]

While I've tinkered with Linux in the past, I have become fed up with Apple, and I dislike Windows very much. So, now I'm getting serious about changing over. I've already posted my 1st question, but ...
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1 vote
0 answers
52 views

Video performance on ACER Aspire One on Ubuntu 20.04 LTS (Lubuntu)

I'm using an ACER Aspire One with ATOM processor and 2GB RAM running Lubuntu 20.04 Focal. I believe I should be able to play a simple video file in VLC but it is basically playing back with sound and ...
simon brown's user avatar
1 vote
1 answer
926 views

How to Increase RAM cache/buffer on ubuntu 22.04 desktop

i have 32GB Ram I noticed my Cache is usually around 5gb or less. The most of my ram is wasting. in my understanding RAM's Cache is to speed up system and performance. so I was wondering are there ...
Anna Kessler's user avatar
1 vote
0 answers
393 views

Ubuntu 22.04 - Delay in keystrokes on Bluetooth keyboard

The problem: I've been using Ubuntu 22.04 for a few months now, and I use the Logitech K380 keyboard which has always worked perfectly. However, a few days ago I started having problems with delayed ...
Reginaldo Boeke's user avatar
1 vote
1 answer
1k views

What's the best way to forward a local port to a port on a remote machine that minimizes latency?

For this question, assume all computers involved are running the most-recent Ubuntu LTS release (or similar, such as Ubuntu Server). I have a computer on my LAN. Let's call it "Local Server",...
cocomac's user avatar
  • 3,376
1 vote
1 answer
1k views

Laptop slow, missing Performance Power Mode & unable to change cpu governor

I recently noticed one of my Ubuntu Laptops had started to run very slow. After doing some searching here for tools to check CPU status and comparing with another PC with the same version I can see ...
codlord's user avatar
  • 2,496
1 vote
1 answer
633 views

Ubuntu 20.04 boot and performance post login is very slow

My Ubuntu is very slow to boot and freezes constantly, even saving a file and exiting the editor takes a very long time. The system just freezes after an hour of usage and its very slow to use any ...
user352290's user avatar
1 vote
0 answers
219 views

Significant process slow down when the CPU is under increased work load

I am testing the communication latency between a microcontroller(teensy4.1) and my desktop computer (ubuntu 20.04.3 with 5.15 kernel patched with PREEMPT-RT) The microcontroller is directly connected ...
KWang's user avatar
  • 11
1 vote
1 answer
2k views

Ubuntu 22.10 super slow and laggy

I was running ubuntu 22.04 in my laptop (which was really fast) and upgraded to 22.10 today morning. Since the upgrade, the CPU is running very high and the system lags like crazy. My system has AMD ...
Shankar Thyagarajan's user avatar
1 vote
0 answers
63 views

Is g++11 slower than g++9?

Recently I have upgraded my Ubuntu 20.04 to 22.04 and ran into some problems. I have noticed g++11 in my computer compiles codes so slowly, even for simple codes, while g++9 in Ubuntu 20.04 had a much ...
Radin Zahedi's user avatar
1 vote
1 answer
1k views

Low performance with ethernet bridge

I have an Ubuntu 20.04 server with 2 NICs, both of which are part of (separate) bridges and one of them also handles VLANs. It connects to a managed switch and finally into a trunk port on my firewall ...
Sahbi's user avatar
  • 111
1 vote
0 answers
262 views

Ubuntu is INCREDIBLY slow

I recently decided to overhaul my 13 year old iMac and replace the OS with Ubuntu to breath in some new life. Everything is up to date, but it's laggy as hell. And when I say laggy, I mean 60+ seconds ...
aquickquestion's user avatar
1 vote
0 answers
963 views

Dual stack IPv4/IPv6 on 18.04 LTS and 20.04 LTS kills website user experience, unclear how or why

I've been running IPv6 enabled (dual stack) hosts for years. Ubuntu back to at least 16.04, maybe 14.04 and to present day. I figured this was settled technology and there were no gotchas in our ...
fusion's user avatar
  • 11
1 vote
1 answer
518 views

Speech to text with nerd-dictation is slower than expected

I have recently discovered the amazing nerd-dictation (https://github.com/ideasman42/nerd-dictation) software, allowing speech-to-text in Linux. Install is easy, and many languages are supported. For ...
Philippe's user avatar
1 vote
0 answers
803 views

Apache2 too many requests "waiting for connection"

I've got Apache 2.4 installed on a ubuntu based server with the event mpm module which seems to have too many idle processes Most of them are waiting for connection and a fraction of those requests ...
Awais fiaz's user avatar
1 vote
0 answers
1k views

What is the reason for amd GPU usage fluctuations and poor stuttering performence in games? (Ubuntu 20.04)

Corectrl GPU stats after playing BL2 for a couple of minutes As you can see in the screenshot, my GPU (amd radeon rx 5500xt) is having trouble keeping a stable frequency and usage percentage. The ...
Kriztallen's user avatar
1 vote
0 answers
756 views

Ryzen 5900X CPU governors not available, and can't change

$ systemctl status cpufrequtils.service ● cpufrequtils.service - LSB: set CPUFreq kernel parameters Loaded: loaded (/etc/init.d/cpufrequtils; generated) Active: active (exited) since Wed ...
YamiYukiSenpai's user avatar
1 vote
0 answers
278 views

Looking for the perf monitoring tools, on Ubuntu 20.04.3, but on kernel 5.13.0-1017-oem

So I'm looking for a way to use the perf monitoring tool but I'm on a non-standard configuration. Currently I'm using an OEM 5.13 kernel from Ubuntu on Fossa 20.04.3. Normally one would install linux-...
Jeff Smith's user avatar
1 vote
0 answers
133 views

i7-8700 & 20.04 - PassMark is way below "average" - 10300 vs 13300 median

I recently moved some edge/IoT machines from an i5-10500T platform to an i7-8700 platform. Immediately after deploying some of the first machines I could just "feel" that they were slower, ...
kawami1910's user avatar
1 vote
1 answer
633 views

Performance Issues? (First time install Ubuntu 20.04.3)

Laptop Specs Model: Lenovo ThinkPad X1 Extreme Gen 2 CPU: Intel® Core™ i7-9750H CPU @ 2.60GHz × 12 GPU: NVIDIA® GeForce® GTX 1650 Max-Q 4GB GDDR5 RAM: 16GB 2666 MHz Storage: 500GB SSD So I decided ...
MG0310's user avatar
  • 11
1 vote
0 answers
648 views

Why is mv so slow - local disk to local disk?

I'm moving a single large file from /mnt/z to /mnt/y on a bare metal Ubuntu 20.04.3 install. Both disks are capable of sustaining 2 GB/s in writes, and do in other operations, but mv caps out at ~200 ...
Chris Han's user avatar
1 vote
0 answers
124 views

Ubuntu 20.04.3 LTS Desktop gets stuck momentarily at times

I have installed Ubuntu 20.04.3 LTS Desktop alongside Windows 10. Ubuntu gets stuck momentarily at random. Are there any solutions to this problem? I am not able to find any similar issues with anyone ...
boosh's user avatar
  • 11
1 vote
0 answers
503 views

How to change default laptop power mode 21.04

Ubuntu 21.04 comes with new native power modes which can be changed in settings. These settings are powered by the GNOME power-profiles-daemon. However, I've noticed that power mode on my Dell XPS 13 (...
r3ll1sh's user avatar
  • 11
1 vote
0 answers
110 views

Performance issue with new dual boot Ubuntu installation

I have installed ubuntu next to windows on my laptop, I followed all the steps and I took all preventions reagarding to the installation, but once the installation is completed, it turns out that the ...
Israel's user avatar
  • 11
1 vote
1 answer
1k views

Override BIOS limitation on CPU frequency

Similar to previous questions (example 1, example 2), the BIOS is limiting my CPU frequency because of a bad connection with the center pin of the adapter on my Dell Precision M5520 (which leads to ...
Garrett's user avatar
  • 720
1 vote
0 answers
317 views

Ubuntu 20.04 started freezing often days after installation on Lenovo V14 AMD Ryzen 3 3250u

I recently installed Ubuntu 20.04 and Windows 10 (dual boot) on a new machine - Lenovo V14 AMD® Ryzen 3 3250u with Radeon graphics × 4, 64-bit, RAM 8GB (but only 5.6GB RAM is showing in the "info&...
Tadas Ir Tiek's user avatar
1 vote
2 answers
348 views

Getting Stuck on Low Clock Frequencies

I have been using the Ubuntu 20.04 LTS for the past three months after dualbooting it with Windows 10, and recently it has started showing some problems. I usually use my laptop(Lenovo Ideapad C340) ...
Tanmay Thakur's user avatar
1 vote
0 answers
565 views

Ubuntu 21.04 slow after login, normal after suspend

I have always used Ubuntu 20.04 with no performance issues From 2021-05-11 after start up the system seemed too slow To try to solve it I upgraded to 20.10 first, to 21.04 after (groovy procedure), ...
Eddy M.'s user avatar
  • 11
1 vote
0 answers
538 views

Why does Firefox look slow? (Intel UHD 750)

I'm leaving Windows behind and want to use Linux from now on. My new PC with Intel i5-11500 has still the stock cooler in it, and I'll replace it with a more silent cooler later. I'm using Ubuntu 21....
Masomething's user avatar
1 vote
0 answers
49 views

OS becomes unresponsible, when doing heavy processing

I use my machine (HP EliteBook 850 G5) for programming. Unfortunately I have the problem, that when I screw up somehow (e.g. creating an infinite loop, making an expensive db-query, and so on), my ...
Michael B's user avatar
  • 111
1 vote
1 answer
2k views

How to change frequency range for intel_pspace performance govenor

I want to set higher CPU frequency on Ubuntu 20.04 based system (KDE neon) with 5.4.0-58-generic kernel. The CPU is Intel(R) Core(TM) i7-8700, with the hardware limits 800 MHz - 4.60 GHz. Setting sudo ...
smihael's user avatar
  • 216
1 vote
0 answers
246 views

How can i setup raid 0 with 2xhdd and ssd for cache in ubuntu 20.10

I am using nvme pcie4 for ubuntu booting i would like to use my 2 hard drives for raid 0 with an ssd for cache 2x2tb hard drives 1x2500gb ssd how should i proceed? i am looking for maximum performance
BingoDingo's user avatar
1 vote
1 answer
459 views

How to investigate a slow boot time after a hdd removal

I recently removed a hard drive from my system. Now there is a 30s delay when booting my Ubuntu 20.04.1. It generally boots up in around 10s, but since I removed the old hdd, it takes 30 more seconds ...
pieroxy's user avatar
  • 121
1 vote
0 answers
444 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 ...
Frederico de Carvalho Nunes's user avatar
1 vote
1 answer
2k 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 ...
Sussch's user avatar
  • 111
1 vote
1 answer
1k 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 ...
Matth's user avatar
  • 11
1 vote
0 answers
2k 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 ...
Transcendent's user avatar
1 vote
0 answers
427 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 ...
Mohammad javad's user avatar
1 vote
1 answer
426 views

Will using ubuntu from a external hdd give me same performance as using ubuntu from internal hard drive?

I have a potato laptop and I intend to use blender from ubuntu in order to get somewhat better performance for rendering and modelling and other stuff. I also need windows because I use davinci ...
Fiction 's user avatar
1 vote
1 answer
3k views

How to disable hpet in linux

I've recently just made the switch to Linux and is a complete noob at this. I want to disable hpet but can't find the option in my Alienware Bios, so I tried to disable it through terminal. After some ...
朱致远's user avatar
1 vote
0 answers
41 views

Degraded 2D performance when there is no CPU/GPU load

My VGA used to be GTX 1080, but it died. And I started to have this issue after its replacement with an older GTX 760. The issue is a degraded 2D performance when there is no load on the system. e.g. ...
Todor's user avatar
  • 2,368
1 vote
0 answers
81 views

System laggy since upgrading to 20.04

I upgraded to 20.04 LTS about a week ago and have been experiencing very laggy performance since. There seems to be a slight but perceptible lag with keyboard input and with general performance (...
Daniel Rosehill's user avatar

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