From d2e777bafc70895fad15b91c47517e0eea622405 Mon Sep 17 00:00:00 2001
From: matthiasg <m.goetzke@curasystems.de>
Date: Mon, 30 Nov 2020 13:17:27 +0100
Subject: [PATCH] fix: added MAX_CONCURRENCY limit as each webworker costs RAM,
 and machines with e.g 24 cores crash the process (#2161)

---
 platform/viewer/src/utils/initWebWorkers.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/viewer/src/utils/initWebWorkers.js b/platform/viewer/src/utils/initWebWorkers.js
index 8bbfa28d9..cf20c2e5f 100644
--- a/platform/viewer/src/utils/initWebWorkers.js
+++ b/platform/viewer/src/utils/initWebWorkers.js
@@ -2,9 +2,11 @@ import cornerstoneWADOImageLoader from 'cornerstone-wado-image-loader';
 
 let initialized = false;
 
+const MAX_CONCURRENCY = 6;
+
 export default function initWebWorkers() {
   const config = {
-    maxWebWorkers: Math.max(navigator.hardwareConcurrency - 1, 1),
+    maxWebWorkers: Math.max(Math.min(navigator.hardwareConcurrency - 1, MAX_CONCURRENCY), 1),
     startWebWorkersOnDemand: true,
     taskConfiguration: {
       decodeTask: {