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8213753: SymbolTable is double walked during class unloading and clean up table timing in do_unloading

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Remove gc timing for short runtime cleanup triggering; make symbol table cleaning triggered automatically on unloading

Reviewed-by: shade, stefank, gziemski
This commit is contained in:
Coleen Phillimore 2019-01-31 10:29:53 -05:00
parent 85e19d8beb
commit 73ccdf3557
8 changed files with 39 additions and 131 deletions
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6
src/hotspot/share/gc/parallel/psMarkSweep.cpp
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@ -566,12 +566,6 @@ void PSMarkSweep::mark_sweep_phase1(bool clear_all_softrefs) {
Klass::clean_weak_klass_links(purged_class);
}
{
GCTraceTime(Debug, gc, phases) t("Scrub Symbol Table", _gc_timer);
// Clean up unreferenced symbols in symbol table.
SymbolTable::unlink();
}
_gc_tracer->report_object_count_after_gc(is_alive_closure());
}