Hi:
I was trying to figure out how to imporve rgw performance , and I
found std::locale comsuming a lot of cpu . Is this normal ? which part
of rgw is using this?
18.99% libstdc++.so.6.0.19 [.] std::use_facet<std::ctype<char> >
18.59% [kernel] [k] native_queued_spin_lock_slowpath
8.32% libstdc++.so.6.0.19 [.] std::locale::locale
5.72% libstdc++.so.6.0.19 [.] std::locale::~locale
2.49% libstdc++.so.6.0.19 [.] std::num_put<char,
std::ostreambuf_iterator<char, std::char_traits<char> >
>::_M_insert_int<long>
2.36% libstdc++.so.6.0.19 [.] std::has_facet<std::num_put<char,
std::ostreambuf_iterator<char, std::char_traits<char> > > >
2.22% libstdc++.so.6.0.19 [.] std::use_facet<std::num_put<char,
std::ostreambuf_iterator<char, std::char_traits<char> > > >
2.00% libstdc++.so.6.0.19 [.] std::has_facet<std::num_get<char,
std::istreambuf_iterator<char, std::char_traits<char> > > >
1.79% libstdc++.so.6.0.19 [.] std::use_facet<std::num_get<char,
std::istreambuf_iterator<char, std::char_traits<char> > > >
1.47% libstdc++.so.6.0.19 [.] std::num_put<char,
std::ostreambuf_iterator<char, std::char_traits<char> >
>::_M_insert_int<unsigned long>
