Floaterm very slow to open shell

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Environment

If you are using vim(not neovim), fill in the following blanks

• Output of vim --version:
  NVIM v0.8.2
  Build type: Release
  LuaJIT 2.1.0-beta3
  Compiled by [email protected]

Features: +acl +iconv +tui
See ":help feature-compile"

system vimrc file: "$VIM/sysinit.vim"
fall-back for $VIM: "/opt/homebrew/Cellar/neovim/0.8.2/share/nvim"

Run :checkhealth for more info

• Platform:

  • Linux
  • Mac OS X
  • Windows

If you are using neovim, just run :checkhealth floaterm and post the content

below.

floaterm: health#floaterm#check
========================================================================
## common
  - INFO: Platform: macos
  - INFO: Nvim: NVIM v0.8.2
  - INFO: Plugin: 06c7398


## terminal
  - OK: Terminal emulator is available

## floating
  - OK: Floating window is available

Describe your question, feature request, or bug.

When opening the floaterm is very slow to open shell.

Steps to reproduce

Open NVIM and run command: :FloatermNew

Steps to reproduce the behavior:

Actual behaviour

Very slow to open the shell

Expected behaviour

Open shell faster

Screenshots(Optional, GIF is better)