[nosianu]

https://bugs.chromium.org/p/v8/issues/detail?id=2869

"Issue 2869: Substring of huge string retains huge string in memory"

Status: Assigned (Open)

Reported 2013

[kohlerm]

Same issue in Java at least for older JDKs. We used to have special (SAP) internal commands to detect this issue in the Eclipse Memory Analyzer.