From a1b9355186e0f3581443cf0449c3b0179a57c6d5 Mon Sep 17 00:00:00 2001
From: Robert Chen <robert@expensify.com>
Date: Wed, 21 Oct 2026 13:22:24 -0700
Subject: [PATCH] Recycle Jest workers past 2GB to stop CI OOM kills

---
 jest.config.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/jest.config.js b/jest.config.js
index 426e7686c1a4..7aebdba5e6f2 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -62,6 +62,8 @@ module.exports = {
     testEnvironment: 'jsdom',
     setupFiles: ['<rootDir>/jest/setup.ts', './node_modules/@react-native-google-signin/google-signin/jest/build/setup.js'],
     setupFilesAfterEnv: ['<rootDir>/jest/setupAfterEnv.ts', '<rootDir>/tests/perf-test/setupAfterEnv.ts'],
+    // Restarts a worker between suites once it holds this much memory, so long-lived CI workers don't get OOM killed.
+    workerIdleMemoryLimit: '2GB',
     cacheDirectory: '<rootDir>/.jest-cache',
     coverageReporters: ['json', 'lcov', 'text-summary'],
     moduleNameMapper: {