ngular npm run build 报错 FATAL ERROR: Ineffective mark-compacts

angular npm run build 报错 FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory

今天在打包时发现此错误(angular7)
主要原因是包体太大,堆栈溢出。解决方法就是提高内存限制,具体操作:

90% chunk assets processing                               
<--- Last few GCs --->[5040:000001E0B2691F30]   453360 ms: Mark-sweep 2025.1 (2051.3) -> 2024.4 (2051.6) MB, 1458.8 / 0.3 ms  (average mu = 0.106, current mu = 0.020) allocation failure scavenge might not succeed
[5040:000001E0B2691F30]   454214 ms: Mark-sweep 2025.2 (2051.6) -> 2024.6 (2051.3) MB, 849.4 / 0.2 ms  (average mu = 0.068, current 
mu = 0.005) allocation failure scavenge might not succeed<--- JS stacktrace --->==== JS stack trace =========================================0: ExitFrame [pc: 00007FF68F0BB3BD]
Security context: 0x00cb066808d1 1: new Set(aka Set) [000000CB06694031](this=0x01a3bc200591 )2: ConstructFrame [pc: 00007FF68F03B9FA]3: getFinalName(aka getFinalName) [000001848E601089] [C:\Users\w-weilong\Desktop\heavy_mach_system\node_modules\webpack\lib\optimize\ConcatenatedModule.js:~116] [pc=00000161AD10FF1E](this=0x01a3bc2004b1 ,0x01be400b6411 

解决方法

"build:prod": "npm run build -- --prod --build-optimizer --baseHref=./",// 打包命令  添加  --build-optimizer 


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