Re: Experimental patch for inter-page delay in VACUUM - Mailing list pgsql-hackers

From Jan Wieck
Subject Re: Experimental patch for inter-page delay in VACUUM
Date
Msg-id 3FAF9E37.5070400@Yahoo.com
Whole thread Raw
In response to Re: Experimental patch for inter-page delay in VACUUM  (Bruce Momjian <pgman@candle.pha.pa.us>)
Responses Re: Experimental patch for inter-page delay in VACUUM  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-hackers
Bruce Momjian wrote:

> Now, O_SYNC is going to force every write to the disk.  If we have a
> transaction that has to write lots of buffers (has to write them to
> reuse the shared buffer)

So make the background writer/checkpointer keeping the LRU head clean. I 
explained that 3 times now.


Jan

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