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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35 views

Fresh 19.10 install: FileZilla and Beyond Compare slow launch time

Just installed a fresh install of 19.10 on a Ryzen 2600 with a solid state drive. All seems to be well except FileZilla and Beyond Compare take a very long time to launch (about or more than 20 ...
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26 views

18.04 is very slow and sluggish (PNY 960GB CS900)

I installed 18.04 at a fan-less mini-pc (1,6 Ghz i3, 8GB Ram, quad-core) right after it was released. That time the whole system was quite comfortably to operate. After a few months I replaced the ...
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1answer
33 views

Various programs are starting slow on Ubuntu 19.10

I am using Ubuntu now for a year and a half or so and never had any problems with the opening speed of any program. But now, after installing 19.10 I experience some serious issues with the speeds ...
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0answers
45 views

30 seconds to start up some programs

I have experienced with some apps, like Filezilla or Hexchat, that the loading times are obscene. Look at this video. Trying to open up Filezilla, with syslog in the background and a timer. It takes ...
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1answer
65 views

evince-thumbnailer uses excessive CPU and memory

I have the well-known problem with evince-thumbnailer, while I was working with tex. No thumbnail created for a .ps and a .dvi file. CPU -> 100% and it ate memory (~500 MB) until I stopped the process ...
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2answers
473 views

Very poor performance on 19.10 fresh install

New to Ubuntu and just installed 19.10 earlier today. I installed it using a USB drive and have it set up for dual boot. Windows and Ubuntu both start up fine with no problems. During setup it was ...
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1answer
131 views

Gnome started to stutter after upgrade to Ubuntu 19.10

I have a Lenovo Yoga 2 Pro notebook with 4 GB RAM, a high-DPI screen, Intel integrated graphics (Model 80AY000 but the motherboard was replaced for some lower model during a repair). It worked okay ...
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2answers
83 views

Asus eee 32-bit netbook ca. 2008 runs very slow, especially connecting to the internet [closed]

ASUS Eee PC Series 900 Intel Celeron M ULV 900MHz processor. Integrated Intel GMA 900 GPU. 12GB of Flash-based storage (4GB onboard SSD and 8GB PCI-E mini card SSD) 1GB of DDR2 RAM (667MHz) ...
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0answers
82 views

Performance drop under 20% battery life

I own a Dell XPS 9370 laptop with an i7 8550U. I recently noticed, that my performance decreases quite significantly when my battery percentage drops under 20%. This especially visible on GNOMEs ...
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2answers
61 views

Does the size of your home directory affect startup performance?

My home folder is 109 GB and I as wondering if this would affect startup performance and performance in general?
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1answer
178 views

Why doesn't an SSD improve performance?

I have a Dell Inspiron 5570 i7 with the following specs: 8GB RAM 256GB SSD 4GB Radeon graphics card 2TB HDD I am using Ubuntu 18.04. Still, its performance is not good and the system hangs after 2-...
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1answer
87 views

How to prevent /usr/lib/tracker from using lots of CPU time?

I have the problem that a /usr/lib/tracker process is using lots of CPU time in my Ubuntu installation. How can I resolve this?
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98 views

My boot time is fairly slow on 19.04. How do I decrease the time? [duplicate]

Here are the (updated) outputs of relevant commands (which I don't understand very much): $ systemd-analyze time Startup finished in 7.168s (firmware) + 5.096s (loader) + 37.663s (kernel) + 1min 28....
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80 views

Ubuntu 18.04 LTS what improvements if any? can I make to keep start-up time to a mininum [duplicate]

I have had Ubuntu 18.04 LTS installed on my laptop for nearly 2 years and noted that startup has been getting slower over time. Here is what I have done so far to improve startup time: Cleared out ...
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2answers
152 views

Bluetooth drivers in Ubuntu 18.04.3 LTS are worse than in Xubuntu 18.04.3 LTS

I had both Xubuntu and Ubuntu 18.04.3 LTS on my ThinkPad T480s and there is a clear difference of the bluetooth performance between both distros. The Xubuntu distro autoconnects and has no problems ...
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47 views

performance governor isn't honoring settings

I have followed posts on askubuntu.com trying to figure out why my Xeon E3-1231 won't go more than 800MHz (I've disabled Turbo from BIOS) Governor is set to performance $ cat /sys/devices/system/cpu/...
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217 views

Ubuntu 18.0.4.3 extremely slow on Macbook Pro (Mid 2014)

After a lot of testing I found out the new linux kernel 5.0.0.x was the culprit. Re-installed 18.0.4.3 and downgraded the linux kernel to 4.18, solved the problem. I'm running Ubuntu Mate 18.04.3 on ...
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27 views

Linux Tuning:- HBA performance with streaming data

A slightly geekish question, I need to optimise HBA FCP throughput for tape, max_framesize is currently set to 2KB on the Host (HBA Port) which seems small given that the Disk block size is 4KB, the ...
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1answer
138 views

Ubuntu 18.4 LTS With NVMe SSD On board Work slower than Normal SSD

Build new ubuntu 18.4 desktop with NVMe SSD, detail configuration as below Samsung 970 EVO Plus 250 GB NVMe M.2 PCIe Internal Solid State Drive (MZ-V7S250BW) Corsair Vengeance LPX 8GB DDR4 3000 (PC4-...
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0answers
768 views

Ubuntu 18.4 slows down after a few hours of usage; despite high available memory

I have been facing this issue daily, after about 10 hrs of usage Ubuntu becomes terrible slow, it lags a lot. Operations that take less than a second tend to take about 10 or more seconds. On the ...
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1answer
85 views

Ubuntu becomes unresponsive

There are lot of similar questions and I have read many answers and have tried many things, nothing has helped so far. My machine suddenly becomes slow. Practical observation is when it reaches ...
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0answers
65 views

Linux Server Performance

I have an Ubuntu 18.04 server running some services for me (such as Plex, nginx, Splunk, etc) and intermittently I've noticed that I'll have terrible performance for it. Web responses are slow, SSH is ...
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2answers
149 views

Why is CPU frequency lower under load than when idle?

I have a new Ubuntu 18.04 server on i9-9900KF CPU that I'd like to do some heavy calculations on. Since it has 16 threads, I changed all 16 /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor to ...
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0answers
929 views

why is tracker-miner-fs consuming 100% of my CPU? What is /usr/lib/tracker/tracker-miner-fs?

What is /usr/lib/tracker/tracker-miner-fs ? man tracker-miner-fs tracker-miner-fs - Used to crawl the file system to mine data. does anyone have a link as to what its sending back to the mothership ...
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1answer
324 views

Performance of Ubuntu in VirtualBox on maxed out iMac

I recently bought a maxed out iMac 5k (2019). I thought I would have some fun and start my software development project using Ubuntu via VirtualBox. Here is a screenshot of my VirtualBox ...
3
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1answer
155 views

Ubuntu 19.04 is sluggish on good hardware

My system is very sluggish running the latest version of Ubuntu. Websites are slow to load, programs startup slowly. Any suggestions on how to troubleshoot / tweak ubuntu to make it faster? ...
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1answer
267 views

Ubuntu 19.04 only using one CPU core

I just got a new laptop and installed Ubuntu 19.04, alongside Windows. But it seems to only be using one of my cpu cores while the other cores are doing nothing. Even after rebooting it keeps using ...
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0answers
504 views

NVMe SSD slow write speed

I have a NUC (BEH model) and a M.2 SSD PCIe gen3 NMVe card (Samsung 970 pro 512GB) and I have a slow and fast write speed result in Ubuntu 18.04.3 with two different kernels. I used ukuu for kernel ...
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2answers
113 views

sort is very slow for big files

I want to sort file (with removing duplicates) which contains wordlist with a size of almost 25GB. I am using sort command in Ubuntu terminal but it takes hours to output sorted file, the command is: ...
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0answers
37 views

Systemctl cannot start service after TasksMax is set

I have a very small cloud instance of Ubuntu 16.04.6 LTS. Running htop shows 11 processes of /usr/lib/snapd/snapd running taking up tons of RAM... 1212 root 20 0 438M 11820 4636 S 0.0 2....
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3answers
2k views

Very slow boot time and poor perfomance

I have jumped back into using Ubuntu again, but I am having real issues with the overall performance of Ubuntu 19.04. It's very sluggish, it locks up, but the worst is that it can take about 5 mins to ...
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299 views

comparative disk performance of directory — eg pcloud

How do I measure disk performance of pCloudDrive and compare it to disk performance of a sibling directory on the same logical drive. Okay -- I don't know if pCloud actually occupies physical space ...
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41 views

Which Ubuntu version should I install? [duplicate]

Laptop Specs:   RAM - 6 GB   Processor - AMD A4-3330MX APU with Radeon(tm) HD Graphics × 2   Graphics - llvmpipe (LLVM 6.0, 128 bits)   OS type - 64-bit  &...
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0answers
295 views

Slow booting in Ubuntu 19.04 with full disk encryption

I have an 960GB SSD (Kingston A400) installed on my laptop (Asus X505BA). I installed Ubuntu 19.04 with full disk encryption. I also have enabled fast boot and secure boot in the UEFI settings. My ...
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1answer
43 views

Ubuntu 16.04 running excruciatingly slow when external HDDs are connected

I have been though quite a few threads here (and other forums) but have been unable to find an answer to this. I have recently setup Ubuntu 16.06 on a Asus VivoMini U45 miniPC (Celeron N3060). ...
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1answer
383 views

Ubuntu 19.04 + Nvidia MX150

I can't find any related info about this, maybe because of how new 19.04 is? I don't see the proprietary drivers in the additional software window... I only see the open source drivers which don't ...
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0answers
47 views

18.04.03 Lower performance - opening app, gaming and download speeds

I have updated Ubuntu to 18.04.03 (64bits) but since then I have noticed that my computer is slower in a few things, opening apps is slower, I have noticed downloads speeds at half the usual, Steam ...
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0answers
35 views

RAID-1 HGST Drive Speeds Poor on Ubuntu Server, Fine in Windows

I've got a very basic Server 18.04 setup running that acts as my NAS/webserver/etc. Recently I picked up two HGST 1TB drives to add another RAID-1 array to the machine. The drives are 5400 RPM with 8 ...
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1answer
222 views

Fstrim is causing high boot time

I use Ubuntu 18.04 LTS, dual-booted with Win10. Whenever I boot the system, it takes ~3 minutes. Also before the login screen, this thing comes up of which I am attaching a screenshot. What does ...
3
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1answer
97 views

Does docker consume CPU the way VMs do?

Apart from looking at docker stats, I want to know how docker consumes physical CPU or where will it be classified between CPU User, CPU System and CPU Guest, etc, stats? I am collecting metrics ...
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2answers
81 views

Long kernel load time

Running Ubuntu 18.04 on a Dell XPS 9370, I'm getting kernel load times of over 30 seconds. systemd-analyze output: Startup finished in 12.834s (firmware) + 1.331s (loader) + 33.643s (kernel) + 11....
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0answers
85 views

Chromium performance bug on Ubuntu 19.04

Chromium seems to have a CPU and resource hogging bug on Ubuntu 19.04 Mate that does not happen on 18.10 Mate or Windows 8 on the same laptop with the same wireless connection and conditions. Does ...
4
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1answer
257 views

LibreOffice Writer runs slow when openning huge 1000-page docx or odt file

After opening more than 800 pages long docx document in Writer 6.2.5.2, response is very slow. The document consists mainly of text. My version of Ubuntu is 16.04. I tried to find enhancement of ...
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0answers
50 views

Blender (and others) video editing: slow and/or bumpy playback - 100% CPU load

I use Blender for Video editing on Ubuntu 18.04, and whenever I playback the video I’m working on, the CPU load hits 100% and the playback is slow or bumpy or both. This happens even if there is only ...
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1answer
222 views

Slow performance with Ubuntu 18.04 after more then a year using and developing with it

I'm using this computer for one year and a half with Ubuntu 18.04, and It is taking more or less 3 minutes to turn on the OS, after start the SO, for open the software take long time to open, at least ...
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2answers
220 views

perf broken due to libc

I'm trying to install perf on Ubuntu 18.04. However, I've run into a libc dependency problem: $ perf WARNING: perf not found for kernel 5.0.0-21 You may need to install the following packages for ...
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0answers
245 views

HP Pavilion 14 very slow on Ubuntu 18.04

I've recently bought a new laptop (HP Pavilion 14) and decided to replace Windows 10 with Ubuntu 18.04 (64 bit). The problem is that it's now so much slower than before. It boots very fast but ...
0
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1answer
40 views

How to increase my SSD performance? [duplicate]

I use Transcend 120-GB SSD drive with 1-TB HDD drive. My machine is DELL Inspiron-5567 (laptop). Ram 12-GB with 2-GB Swap Memory from the SSD drive. Now I'm asking sir, can I use Trim Technology? And ...
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1answer
65 views

My PC seems to be slow although I'm using an SSD

I have an SSD with NTFS format. My question is, does the NTFS format affect the performance of a Linux system, or is it unrelated?
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141 views

Lag using Ubuntu Budgie 18.04 and a strange workaround

I was experiencing a lot of lag using my Ubuntu Budgie 18.04 these days. The lag appeared in all basic operations (ALT + TAB, worksapace changes, programs opening, etc), but mostly when I type. To get ...