Studio on mac tremendously laggy

You’re great!!! It worked for me swell. This still doesn’t fix my performance issues on Roblox’s end.

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As I upgraded Roblox Studio to version 434 on my mid 2015 MacBook Pro (with intel graphics only), it might have fallen victim to this issue. In my specific case, Studio runs consume 40% CPU and 1 GB RAM. Typing scripts started to become noticeably slow while CPU fans are rampant.

I am not quite sure if this is expected behavior or fits in to what happened to other developer’s Macs.

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I’m also experiencing this a lot lately. Specifically within the script editor.

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I’m having the same problems as of today, restarting does nothing, and I redownloaded studio.

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This has been a real issue, even on the 2019 iMac.

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This is still happening…
Roblox has a horrible track record taking months to fix Mac issues before they pop up again - don’t rely on them to fix this in a timely or permanent fashion.

If you’re a programmer, use VSCode + Rojo + Github. I publish to game and test it with a live play session rather than forcing myself to use studio. If I need a multiple person playtest, I just connect on an alt with my phone

Here are previous threads with roughly the same bug. There are more than just these...

Mac Studio is incredibly laggy
Text delayed when typed into script (macOS Sierra)
Super laggy script editor on Mac - fixed
Typing in the script editor is extremely slow in macOS

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The previous thread mentioned with color profile fixed the problem for me. Thank you!

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In my experience all of Roblox on Mac is horrid compared to windows. There’s something just not “right” about the graphics, It uses double the RAM a windows machine uses, and overall feels like a direct port from windows, with no support for the MacOS toolbar or touchbar.

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My friend @GooglyBlox_Improved experienced the same thing.
According to him , the only fix was a new laptop , which wasn’t a mac.

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You should blur the serial number for safety.

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Still experiencing issues like these on Catalina that render studio basically unusable, lucky Rojo exists!
Running on 2019 Macbook Pro, 16GB RAM, 6-Core i7 and dedicated Radeon graphics. Hopefully an actual fix turns up one day…

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I have never experienced Studio being this laggy on macOS Catalina but there are a few things I have done to make Studio run better on a Mac.

  1. Try to keep as few apps open in the background as possible and use Safari instead of Chrome or Firefox if you need to browse the web while using Studio. Also if you use Chrome, disable Background Sync.
  2. Disabling hardware acceleration in apps like Discord or Chrome.
  3. Remove all apps that automatically start up when you log into your Mac user account or remove as many of them as you can. Go to System Preferences > Users & Groups > Login Items and remove everything from the list.
  4. In Studio, go to File > Settings > Rendering and set the Graphics Mode to “Metal”
  5. Set mail fetch to “Manual” for all email accounts in Apple Mail and disable notifications for Apple Mail and don’t leave Apple Mail open while using Studio.
  6. Change some of the settings in System Preferences
  • In System Preferences go to Dock and turn Magnification off and disable “Show recent applications in Dock”
  • Go to the Extensions section of System Preferences and click on “Today” and uncheck all the items
  • Disable the Dynamic wallpaper if you use the default macOS wallpaper, If there is a dropdown menu that says “Dynamic”, set it to “Light (Still)” or “Dark (Still)”
  • go into the Screen Time section of System Preferences and click “Continue” at the bottom right corner if it is your first time opening it and click “Options” and make sure it says “Screen Time for this Mac: Off” if it is on, click “Turn Off”.
  1. If you are using a MacBook with Thunderbolt 3 that is running macOS 10.15.5 or newer, disable the battery health feature in the Energy Saver System Preferences.

These are some of the things that I tried to reduce the lag in Studio on macOS Catalina.

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Color Profile being changed to Apple RGB solved the issue on the same device for me.

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Sorry if this is considered a bump, however the issue is still persistent.

I’m experiencing it as well, the colour profile thing did improve it, but now my computer looks quite different, and I am not sure if I like it. I personally think a solution should be available without changing the system’s preferences, also especially considering I have a pretty new laptop with decent specs.

Screen Shot 2020-09-30 at 6.30.43 PM

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Not sure if this is related, but I am suffering tremendous lag while I script with the search bar open; this problem just started when I updated today. Could your scripting lag be related to this? Running Studio on Windows though.

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Screen tearing with Vertical Sync (vSync,G-Sync) seems problematic for interface workflow.

I used Apple’s Xcode utility pack with Quartz Debug to disable the feature it seems.
-Render throttle could be another considerable factor.

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Same for me. When I click stop it takes 50 seconds to free up the screen again. And each letter after that takes 1 second to appear. Here is a video of it in action:

https://www.loom.com/share/1198d6492c064accab9d6a564c25fa56

It is soooooooo painful waiting 50 seconds for it to free up again.

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Hey I’ve got some clues for you Roblox devs!

Typing is slow
Copy pasting into a blank space is slow
BUT replace pasting is fast

This would lead me to believe there is some kind of event tied to typing that is being bypassed on replace paste.

Here is a video of this in action:

https://www.loom.com/share/cfb4b66c8756436cb01881bf1d05509c

My (uneducated) guess is it there is some kind of blocking network related event that is connected to the typing event.

When I analyze network packets studio is not sending any packets when typing. So looks it like it might not be related to a network send/receive event.

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I’m currently running macOS Catalina on a 2020 IMac 27". I also experience problems when using the Text Editor. I’ve only found one solution which is still really annoying, if you open the script editor and pull it out into a separate window it doesn’t lag as much. I hope this helps!

(Also for safety reasons please blur out the serial number, people can take over your Mac with it.

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“but now my computer looks quite different”: The reason that your Mac looks different is probably because your running MacOS Big Sur beta, I wouldn’t recommend installing Beta’s and only using official finished versions. (macOS Catalina)

desktop-macos-catalina-big-sur-comparison

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