| From: | KONDO Mitsumasa <kondo(dot)mitsumasa(at)lab(dot)ntt(dot)co(dot)jp> |
|---|---|
| To: | Amit Langote <amitlangote09(at)gmail(dot)com> |
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Postgres General <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Bottlenecks with large number of relation segment files |
| Date: | 2013-08-05 09:40:10 |
| Message-ID: | 51FF72FA.4000604@lab.ntt.co.jp |
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| Lists: | pgsql-general pgsql-hackers |
(2013/08/05 17:14), Amit Langote wrote:
> So, within the limits of max_files_per_process, the routines of file.c
> should not become a bottleneck?
It may not become bottleneck.
1 FD consumes 160 byte in 64bit system. See linux manual at "epoll".
Regards,
--
Mitsumasa KONDO
NTT Open Source Software Center
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