| From: | "Inaam Rana" <inaamrana(at)gmail(dot)com> |
|---|---|
| To: | "Takayuki Tsunakawa" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com> |
| Cc: | "ITAGAKI Takahiro" <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Load distributed checkpoint |
| Date: | 2006-12-11 12:42:06 |
| Message-ID: | 833c669b0612110442m3629fd3bl56bf736c4cea6be7@mail.gmail.com |
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| Lists: | pgsql-hackers pgsql-patches |
>
>
> I wonder how the other big DBMS, IBM DB2, handles this. Is Itagaki-san
> referring to DB2?
>
DB2 would also open data files with O_SYNC option and page_cleaners
(counterparts of bgwriter) would exploit AIO if available on the system.
Inaam Rana
EnterpriseDB http://www.enterprisedb.com
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