Re: Improving spin-lock implementation on ARM.
От | Alexander Korotkov |
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Тема | Re: Improving spin-lock implementation on ARM. |
Дата | |
Msg-id | CAPpHfdv--HNOQ3aC1YGHRMfKGf37tHs8aD1u6qgZUuEiqhAhUg@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Improving spin-lock implementation on ARM. (Amit Khandekar <amitdkhan.pg@gmail.com>) |
Ответы |
Re: Improving spin-lock implementation on ARM.
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Список | pgsql-hackers |
On Tue, Dec 1, 2020 at 1:10 PM Amit Khandekar <amitdkhan.pg@gmail.com> wrote: > On Tue, 1 Dec 2020 at 15:33, Krunal Bauskar <krunalbauskar@gmail.com> wrote: > > What I meant was outline-atomics support was added in GCC-9.4 and was made default in gcc-10. > > LSE support is present for quite some time. > > FWIW, here is an earlier discussion on the same (also added the > proposal author here) : > > https://www.postgresql.org/message-id/flat/099F69EE-51D3-4214-934A-1F28C0A1A7A7%40amazon.com Thank you for pointing! I wonder why the effect of LSE on Graviton2 observed by Tsahi Zidenberg is so modest. It's probably because he runs the tests with a low number of clients. ------ Regards, Alexander Korotkov
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