Re: Experimental patch for inter-page delay in VACUUM
От | Stephen |
---|---|
Тема | Re: Experimental patch for inter-page delay in VACUUM |
Дата | |
Msg-id | o7upb.8716$qL7.8160@nntp-post.primus.ca обсуждение исходный текст |
Ответ на | Experimental patch for inter-page delay in VACUUM (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-hackers |
I don't mind the long delay as long as we have a choice as we clearly do in this case to set vacuum_page_delay=WHATEVER. Of course, if VACUUM can be improved with better code placement for the delays or buffer replacement policies then I'm all for it. Right now, I'm pretty satisfied with the responsiveness on large DBs using vacuum_page_delay=10ms delay. Any ideas if this patch will be included into 7.4 before final release? Stephen "Andrew Dunstan" <andrew@dunslane.net> wrote in message news:3FA57532.3020902@dunslane.net... > > Not surprising, I should have thought. Why would you care that much? > The idea as I understand it is to improve the responsiveness of things > happening alongside vacuum ("real work"). I normally run vacuum when I > don't expect anything else much to be happening - but I don't care how > long it takes (within reason), especially if it isn't going to intefere > with other uses. > > cheers > > andrew >
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