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fix(desktop): raise Chromium WebGL context cap to 256 #3834

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Merged
Kitenite merged 2 commits into from
Apr 28, 2026
+8 −0
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fix(desktop): raise Chromium WebGL context cap to 256 #3834

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6ccab61
fix(desktop): raise Chromium WebGL context cap to 256
Kitenite Apr 28, 2026
bc55d17
deslop: trim WebGL cap-raise comment
Kitenite Apr 28, 2026
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8 changes: 8 additions & 0 deletions apps/desktop/src/lib/electron-app/factories/app/setup.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,14 @@ PLATFORM.IS_WINDOWS &&

app.commandLine.appendSwitch("force-color-profile", "srgb");

// Each xterm pane holds one WebGL context. v2 parking keeps panes alive
// across workspace switches, so cumulative contexts can reach the low
// hundreds — past Chromium's default cap of 16, Blink force-evicts the
// oldest context and the terminal blanks out. 256 covers the parking load
// while staying bounded enough that a runaway leak still surfaces (Tabby
// raises this to 9000, which masks leaks).
app.commandLine.appendSwitch("max-active-webgl-contexts", "256");

// Only expose CDP in development when a port is explicitly configured.
const cdpPort =
env.NODE_ENV === "development"
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