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2018-09-13util: limit inspection output size to 128 MBRuben Bridgewater
The maximum hard limit that `util.inspect()` could theoretically handle is the maximum string size. That is ~2 ** 28 on 32 bit systems and ~2 ** 30 on 64 bit systems. Due to the recursive algorithm a complex object could easily exceed that limit without throwing an error right away and therefore crashing the application by exceeding the heap limit. `util.inspect()` is fast enough to compute 128 MB of data below one second on an Intel(R) Core(TM) i7-5600U CPU. This hard limit allows to inspect arbitrary big objects from now on without crashing the application or blocking the event loop significantly. PR-URL: https://github.com/nodejs/node/pull/22756 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: John-David Dalton <john.david.dalton@gmail.com>