settings-view
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"Packages" sub-menu lags tab movement
Prerequisites
- [X] Put an X between the brackets on this line if you have done all of the following:
- Reproduced the problem in Safe Mode: http://flight-manual.atom.io/hacking-atom/sections/debugging/#using-safe-mode
- Followed all applicable steps in the debugging guide: http://flight-manual.atom.io/hacking-atom/sections/debugging/
- Checked the FAQs on the message board for common solutions: https://discuss.atom.io/c/faq
- Checked that your issue isn't already filed: https://github.com/issues?utf8=✓&q=is%3Aissue+user%3Aatom
- Checked that there is not already an Atom package that provides the described functionality: https://atom.io/packages
Description
Moving tabs lags significantly when the "Packages" submenu of the settings view pane has been loaded.
Steps to Reproduce
Not replicable in safe-mode. Disabled all packages except for settings-view and tabs and did this:

Expected behavior: Tab movement to remain quick and responsive.
Actual behavior: Tab movement very laggy.
Reproduces how often: 100% of the time when "Packages" sub-menu has been loaded (doesn't have to be in focus). 0% of the time otherwise.
Versions
$ atom --version
Atom : 1.20.1
Electron: 1.6.9
Chrome : 56.0.2924.87
Node : 7.4.0
$ apm --version
apm 1.18.4
npm 3.10.10
node 6.9.5 x64
python 2.7.13
git 2.14.1
[36mBuilt-in Atom Packages[39m (91)
├── [email protected]
├── [email protected]
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[36mCommunity Packages (20)[39m /Users/elliot/.atom/packages
├── [email protected] (disabled)
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└── [email protected] (disabled)
OSX 10.12.6 (16G29)
@50Wliu Do you think https://github.com/atom/tabs/pull/390 would fix this?
It's possible.