From 2fa6ecc7efaaf9b9d189cdd3a3ebbb9171c86078 Mon Sep 17 00:00:00 2001
From: syuilo <4439005+syuilo@users.noreply.github.com>
Date: Thu, 22 Jan 2026 14:32:57 +0900
Subject: enhance(dev): improve mem report (#17118)

* wip

* wip

* Update report-backend-memory.yml

* Update report-backend-memory.yml

* Update .github/workflows/report-backend-memory.yml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
---
 packages/backend/src/boot/entry.ts | 14 +++++++++++---
 packages/backend/src/env.ts        |  1 -
 2 files changed, 11 insertions(+), 4 deletions(-)

(limited to 'packages/backend/src')

diff --git a/packages/backend/src/boot/entry.ts b/packages/backend/src/boot/entry.ts
index 56b339b6aa..3a33d198a5 100644
--- a/packages/backend/src/boot/entry.ts
+++ b/packages/backend/src/boot/entry.ts
@@ -86,9 +86,17 @@ if (!envOption.disableClustering) {
 	ev.mount();
 }
 
-if (envOption.forceGc && global.gc != null) {
-	global.gc();
-}
+process.on('message', msg => {
+	if (msg === 'gc') {
+		if (global.gc != null) {
+			logger.info('Manual GC triggered');
+			global.gc();
+			if (process.send != null) process.send('gc ok');
+		} else {
+			logger.warn('Manual GC requested but gc is not available. Start the process with --expose-gc to enable this feature.');
+		}
+	}
+});
 
 readyRef.value = true;
 
diff --git a/packages/backend/src/env.ts b/packages/backend/src/env.ts
index 9957938467..ba44cfa2e6 100644
--- a/packages/backend/src/env.ts
+++ b/packages/backend/src/env.ts
@@ -11,7 +11,6 @@ const envOption = {
 	verbose: false,
 	withLogTime: false,
 	quiet: false,
-	forceGc: false,
 };
 
 for (const key of Object.keys(envOption) as (keyof typeof envOption)[]) {
-- 
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