Code change:
<!-- Do Not Delete This! bugreporttemplate --<!-- Please read our Rules of Conduct: --<!-- Read our guide about submitting issues: --<!-- Search existing issues to avoid creating duplicates. --<!-- Test using the latest Insiders build to see if your issue has already been fixed: --<!-- Instead of creating your report here, use 'Report Issue' from the 'Help' menu in VS Code to pre-fill useful information. --<!-- Launch with to check. --Does this issue occur when all extensions are disabled?: Yes VS Code Version: 1.67.0-insiders OS Version: macOS 12.3.1 Steps to Reproduce: the terminal scrollback to 30'000 for With version 1.65.0 this was not a problem, but there was no highlighting. It would be enough if I can disable the highlighting or disable the highlighting automatically if the history is longer than x lines. https://user-
That doesn't look or feel slow to me - can you elaborate on what the issue you're dealing with is?
Is it Upstream or VSCode Core.
Happens for me too, when you search then type abs quickly and it takes ~5-10 seconds for the letters to appear, same goes with erasing letters.
Search is fast now but matches info is not being shown -

Related discussion:
text: resolved "https://registry.yarnpkg.com/xterm-addon-unicode11/-/xterm-addon-unicode11-0.4.0-beta.3.tgz#f350184155fafd5ad0d6fbf31d13e6ca7dea1efa" integrity sha512-FryZAVwbUjKTmwXnm1trch/2XO60F5JsDvOkZhzobV1hm10sFLVuZpFyHXiUx7TFeeFsvNP+S77LAtWoeT5z+Q== <del> xterm-addon-webgl@0.12.0-beta.28: version "0.12.0-beta.28" resolved "https://registry.yarnpkg.com/xterm-addon-webgl/-/xterm-addon-webgl-0.12.0-beta.28.tgz#252f88fd15816c23789659a0e2545682cf1eec9c" integrity sha512-xpqZRYlyv+aNdDl46W2Hi2fxakNvdJDmWhOwGHPjOmex+kOYdBvVn4rRZmJ7xrKFuQVOfzb3SQCmpZ/njCpBJA== </del> <ins> xterm-addon-webgl@0.12.0-beta.29: version "0.12.0-beta.29" resolved "https://registry.yarnpkg.com/xterm-addon-webgl/-/xterm-addon-webgl-0.12.0-beta.29.tgz#7a508595c4521d14d7ed4315a121f9e3f230a0f0" integrity sha512-NcZBsD0ar3ZpQX070hDIsyEBl/StRMNu6U+9crNpiD2rQVfkM1vcWkOv31Zlj3eu6/f8z5aStyZLRMCGFwiRbA== </ins> <del> xterm-headless@4.19.0-beta.24: version "4.19.0-beta.24" resolved "https://registry.yarnpkg.com/xterm-headless/-/xterm-headless-4.19.0-beta.24.tgz#17dab68ae1b2600b0926d4c47032599f3b2f24cc" integrity sha512-Coq8gQ9f5/kNr1yhpXTZqatTOHOYDF4XVp93SM12vRROH64bM0rUMec6ukuTAd8DD97UOWYUgR+n7+xD0iTTSg== </del> <ins> xterm-headless@4.19.0-beta.25: version "4.19.0-beta.25" resolved "https://registry.yarnpkg.com/xterm-headless/-/xterm-headless-4.19.0-beta.25.tgz#a0a1b59f386c44458f06b8ced64e3567371cc983" integrity sha512-UswSgymk3g9i6XTpFAasnqqIvWhi+AEWT+iO3kkjII6ll+dYEQgeZAv92EnCmeRHp11u5TP+IBAo8jy+aTYbtA== </ins> <del> xterm@4.19.0-beta.24: version "4.19.0-beta.24" resolved "https://registry.yarnpkg.com/xterm/-/xterm-4.19.0-beta.24.tgz#12b62877d4cf133f4626db3a15f6ed267b3bbcb5" integrity sha512-GydvC2ExdsfjkiXhUVuZtDhc89IZfyMLFgw/nwWHrvkyq4iCVsHbMloEObV3lZmv+0oRpcGtTiorfzdWGiHG0A== </del> <ins> xterm@4.19.0-beta.25: version "4.19.0-beta.25" resolved "https://registry.yarnpkg.com/xterm/-/xterm-4.19.0-beta.25.tgz#38f92d0fef1cfdb290ef8994449a04fa1a8c90a7" integrity sha512-pDiMWKN1Cj4+X/K9Xegp0SA0ZDEGVqiq7RPSy8oZO2wo2rze1BF20PAZb3/RSp30eY5WyOKilKnck4yNOsPzHw== </ins> yallist@^4.0.0: version "4.0.0"