Re: Enabling Checksums
От | Simon Riggs |
---|---|
Тема | Re: Enabling Checksums |
Дата | |
Msg-id | CA+U5nMKD2DGfyF2xvNN01eGgd9_SsM_k=4akPkv13gJ90Orm_w@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Enabling Checksums (Greg Smith <greg@2ndQuadrant.com>) |
Ответы |
Re: Enabling Checksums
Re: Enabling Checksums Re: Enabling Checksums |
Список | pgsql-hackers |
On 3 March 2013 18:24, Greg Smith <greg@2ndquadrant.com> wrote: > The 16-bit checksum feature seems functional, with two sources of overhead. > There's some CPU time burned to compute checksums when pages enter the > system. And there's extra overhead for WAL logging hint bits. I'll > quantify both of those better in another message. It's crunch time. Do you and Jeff believe this patch should be committed to Postgres core? Are there objectors? -- Simon Riggs http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training & Services
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