@joseph I did try with 16gb - not working. Here is the log:
<--- Last few GCs --->
[19:0x280a58a0] 113560 ms: Scavenge 1172.1 (1269.6) -> 1163.6 (1269.6) MB, 128.6 / 0.3 ms (average mu = 0.990, current mu = 0.991) allocation failure
[19:0x280a58a0] 113791 ms: Scavenge 1173.1 (1269.6) -> 1166.6 (1269.6) MB, 132.6 / 0.3 ms (average mu = 0.990, current mu = 0.991) task
[19:0x280a58a0] 114066 ms: Scavenge 1180.7 (1270.9) -> 1171.7 (1270.9) MB, 134.9 / 0.4 ms (average mu = 0.990, current mu = 0.991) allocation failure
<--- JS stacktrace --->
FATAL ERROR: Zone Allocation failed - process out of memory
1: 0xa3d3a0 node::Abort() [node]
2: 0x9741f9 node::FatalError(char const*, char const*) [node]
3: 0xbbd3ee v8::Utils::ReportOOMFailure(v8::internal::Isolate*, char const*, bool) [node]
4: 0xbbd767 v8::internal::V8::FatalProcessOutOfMemory(v8::internal::Isolate*, char const*, bool) [node]
5: 0x125ecee v8::internal::Zone::NewExpand(unsigned long) [node]
6: 0xfcf66a v8::internal::ExpressionScope<v8::internal::ParserTypes<v8::internal::Parser> >::NewVariable(v8::internal::AstRawString const*, int) [node]
7: 0xfde8c2 v8::internal::ParserBase<v8::internal::Parser>::ParsePrimaryExpression() [node]
8: 0xfd0bf2 v8::internal::ParserBase<v8::internal::Parser>::ParseLogicalExpression() [node]
9: 0xfd0dce v8::internal::ParserBase<v8::internal::Parser>::ParseAssignmentExpressionCoverGrammar() [node]
10: 0xfd1b7a v8::internal::ParserBase<v8::internal::Parser>::ParseArguments(v8::internal::ScopedList<v8::internal::Expression*, void*>*, bool*, v8::internal::ParsingArrowHeadFlag) [node]
11: 0xfdb872 v8::internal::ParserBase<v8::internal::Parser>::ParseLeftHandSideContinuation(v8::internal::Expression*) [node]
12: 0xfd0c30 v8::internal::ParserBase<v8::internal::Parser>::ParseLogicalExpression() [node]
13: 0xfd0dce v8::internal::ParserBase<v8::internal::Parser>::ParseAssignmentExpressionCoverGrammar() [node]
14: 0xfda9bb v8::internal::ParserBase<v8::internal::Parser>::ParseExpressionCoverGrammar() [node]
15: 0xfe4e4d v8::internal::ParserBase<v8::internal::Parser>::ParseExpressionOrLabelledStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
16: 0xfd412a v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
17: 0xfe1771 v8::internal::ParserBase<v8::internal::Parser>::ParseBlock(v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
18: 0xfd413b v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
19: 0xfe5491 v8::internal::ParserBase<v8::internal::Parser>::ParseIfStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
20: 0xfd426b v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
21: 0xfe5730 v8::internal::ParserBase<v8::internal::Parser>::ParseIfStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
22: 0xfd426b v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
23: 0xfe1771 v8::internal::ParserBase<v8::internal::Parser>::ParseBlock(v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
24: 0xfd413b v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
25: 0xfe5730 v8::internal::ParserBase<v8::internal::Parser>::ParseIfStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
26: 0xfd426b v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
27: 0xfe1771 v8::internal::ParserBase<v8::internal::Parser>::ParseBlock(v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
28: 0xfd413b v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
29: 0xfe5491 v8::internal::ParserBase<v8::internal::Parser>::ParseIfStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
30: 0xfd426b v8::internal::ParserBase<v8::internal::Parser>::ParseStatement(v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::ZoneList<v8::internal::AstRawString const*>*, v8::internal::AllowLabelledFunctionStatement) [node]
31: 0xfd66c0 v8::internal::ParserBase<v8::internal::Parser>::ParseFunctionBody(v8::internal::ScopedList<v8::internal::Statement*, void*>*, v8::internal::AstRawString const*, int, v8::internal::ParserFormalParameters const&, v8::internal::FunctionKind, v8::internal::FunctionSyntaxKind, v8::internal::ParserBase<v8::internal::Parser>::FunctionBodyType) [node]
32: 0xfd7ce0 v8::internal::Parser::ParseFunction(v8::internal::ScopedList<v8::internal::Statement*, void*>*, v8::internal::AstRawString const*, int, v8::internal::FunctionKind, v8::internal::FunctionSyntaxKind, v8::internal::DeclarationScope*, int*, int*, bool*, int*, int*, v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
33: 0xfd82cd v8::internal::Parser::ParseFunctionLiteral(v8::internal::AstRawString const*, v8::internal::Scanner::Location, v8::internal::FunctionNameValidity, v8::internal::FunctionKind, int, v8::internal::FunctionSyntaxKind, v8::internal::LanguageMode, v8::internal::ZoneList<v8::internal::AstRawString const*>*) [node]
34: 0xfe02f7 v8::internal::Parser::DoParseFunction(v8::internal::Isolate*, v8::internal::ParseInfo*, int, int, int, v8::internal::AstRawString const*) [node]
35: 0xfe0eab v8::internal::Parser::ParseFunction(v8::internal::Isolate*, v8::internal::ParseInfo*, v8::internal::Handle<v8::internal::SharedFunctionInfo>) [node]
36: 0xfe5c81 v8::internal::parsing::ParseFunction(v8::internal::ParseInfo*, v8::internal::Handle<v8::internal::SharedFunctionInfo>, v8::internal::Isolate*, v8::internal::parsing::ReportErrorsAndStatisticsMode) [node]
37: 0xfe60a5 v8::internal::parsing::ParseAny(v8::internal::ParseInfo*, v8::internal::Handle<v8::internal::SharedFunctionInfo>, v8::internal::Isolate*, v8::internal::parsing::ReportErrorsAndStatisticsMode) [node]
38: 0xc8a800 v8::internal::Compiler::Compile(v8::internal::Handle<v8::internal::SharedFunctionInfo>, v8::internal::Compiler::ClearExceptionFlag, v8::internal::IsCompiledScope*) [node]
39: 0xc8c99c v8::internal::Compiler::Compile(v8::internal::Handle<v8::internal::JSFunction>, v8::internal::Compiler::ClearExceptionFlag, v8::internal::IsCompiledScope*) [node]
40: 0x1085b7a v8::internal::Runtime_CompileLazy(int, unsigned long*, v8::internal::Isolate*) [node]
41: 0x1440959 [node]
Aborted (core dumped)