this post was submitted on 18 Oct 2023
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So I jumped ship from Windows to Kubuntu last night, and It's mostly been pretty good. However my general performance of the computer has been abysmal. Like it takes upwards of 5 seconds to open anything. All of my hardware seems to be running at max speeds, so I have no idea why it would be so sluggish? It's as if I'm running on 2gb of ram and a cpu at like 1.5ghz. My specs are:

i7-8700k at 4.7ghz max Amd Rx 6750xt 16gb ram at 3200mhz Linux is on an m.2

Any ideas? This is practically unusable for any normal operations, let alone any gaming.

Update: So it seems like my CPU is being throttled to it's min of 800mhz because the temp is just below 100c. Not sure why it's so high because I never got that high even in intensive gaming on Windows

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[–] [email protected] 2 points 1 year ago* (last edited 1 year ago)

Go to terminal and type in top .. Maybe something like fs-miner is chewing CPU cycles? File indexing can sometimes do this.

[–] [email protected] 2 points 1 year ago

Sometimes one might have issues with delayed opening of GTK apps, but I’m pretty sure there can be multiple causes. All misconfiguration, so it would be weird since you’re on Kubuntu.

[–] [email protected] 2 points 1 year ago

Open your activity monitor (or hit Ctrl+Esc) and sort by CPU usage. What's your computer doing?

Also, have you installed all necessary drivers? I've never had your problem, so there's a chance you don't have the right drivers.

Could you follow the instructions on https://linux-hardware.org/?view=howto , upload a hardware probe and share the link here?

[–] [email protected] 1 points 1 year ago (1 children)

While I doubt this will work, uninstall something like xdg-portal-gnome if you have it. It significantly increased app startup times on my machine

[–] [email protected] 1 points 1 year ago (1 children)

Gnome portal on a Kde UI?

Tell me more stories

[–] [email protected] 1 points 1 year ago

Which is why I said it was unlikely. Personally I tried out multiple DEs before settling on one so I had it installed

[–] [email protected] 0 points 1 year ago

@Canadian_Cabinet Did you put Linux on a slow hard drive? KUbuntu can be slow on poor speed hdds just like any other operating system.

[–] [email protected] -2 points 1 year ago (3 children)

One more thing to add. Snaps? I heard it takes pretty long to open.

[–] [email protected] 2 points 1 year ago (1 children)

But only the first time you open it, right?

[–] [email protected] 1 points 1 year ago (1 children)
[–] [email protected] 0 points 1 year ago

From what I have read it's only the initial phase when running the Snap for the first time. The package is setting up the environment and does some things only once. And the first iteration of the Snap concept was very slow, which is improved a lot. Didn't use Ubuntu in years, so cannot test it myself at the moment.

[–] [email protected] 1 points 1 year ago

Snaps definitely are slower to open. One they get going, they are fine.

But a little slow to load...

[–] [email protected] -2 points 1 year ago

Snaps have been opening as fast as anything else for months

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