Re: Speed up Clog Access by increasing CLOG buffers
| От | Amit Kapila |
|---|---|
| Тема | Re: Speed up Clog Access by increasing CLOG buffers |
| Дата | |
| Msg-id | CAA4eK1K_m1YpzQF8w8pqfLXX8p+o81QEmBbiSxsxj42j-uXV6A@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: Speed up Clog Access by increasing CLOG buffers (Dilip Kumar <dilipbalaut@gmail.com>) |
| Список | pgsql-hackers |
On Thu, Sep 29, 2016 at 12:56 PM, Dilip Kumar <dilipbalaut@gmail.com> wrote: > On Thu, Sep 29, 2016 at 6:40 AM, Tomas Vondra > <tomas.vondra@2ndquadrant.com> wrote: >> Yes, definitely - we're missing something important, I think. One difference >> is that Dilip is using longer runs, but I don't think that's a problem (as I >> demonstrated how stable the results are). >> >> I wonder what CPU model is Dilip using - I know it's x86, but not which >> generation it is. I'm using E5-4620 v1 Xeon, perhaps Dilip is using a newer >> model and it makes a difference (although that seems unlikely). > > I am using "Intel(R) Xeon(R) CPU E7- 8830 @ 2.13GHz " > Another difference is that m/c on which Dilip is doing tests has 8 sockets. -- With Regards, Amit Kapila. EnterpriseDB: http://www.enterprisedb.com
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