webpack - rebuild by updating files under node_modules with #module-source-map makes heap out of memory -


  • node@6.2.2
  • webpack@1.12.15
  • devtool: #module-source-map

when update files under project, rebuild fast

but when update files under node_modules, takes lot of time(even display 1/1 build modules) , makes heap out of memory

here's logs

<--- last few gcs --->    277985 ms: mark-sweep 1218.5 (1435.0) -> 1213.7 (1435.0) mb, 1232.2 / 0 ms [allocation failure] [gc in old space requested].   279006 ms: mark-sweep 1213.7 (1435.0) -> 1213.7 (1435.0) mb, 1020.8 / 0 ms [allocation failure] [gc in old space requested].   280087 ms: mark-sweep 1213.7 (1435.0) -> 1213.6 (1435.0) mb, 1080.4 / 0 ms [last resort gc].   281358 ms: mark-sweep 1213.6 (1435.0) -> 1213.6 (1435.0) mb, 1271.5 / 0 ms [last resort gc].   <--- js stacktrace --->  ==== js stack trace =========================================  security context: 0xc3785fc9e59 <js object>     1: node [/users/jared/project/module-name/node_modules/.npminstall/webpack-core/0.6.8/webpack-core/lib/originalsource.js:~53] [pc=0xbae9b454acb] (this=0x38b12b4e66c9 <an originalsource map 0x2cfe7ecd6181>,options=0x27c599c611c9 <an object map 0x2cfe7ec6e061>)     2: node [/users/jared/project/module-name/node_modules/.npminstall/webpack-core/0.6.8/webpack-core/lib/replacesource.js:~62] [pc=0xbae9b452f...  fatal error: call_and_retry_last allocation failed - javascript heap out of memory 

node sets maximum size limit of heap 1.7 gb. can increase heap node process.

node --max_old_space_size=2048 node_modules/webpack/bin/webpack.js --config config/webpack.prod.js 

here 2048 means 2 gb, can change per requirement.


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