Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation()

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От
Heikki Linnakangas
Тема
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation()
Дата
Msg-id
209709d9-a7fe-7d14-f37f-b331695ce339@iki.fi
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Дерево обсуждения
Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Andres Freund <andres@anarazel.de>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Andres Freund <andres@anarazel.de>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Andres Freund <andres@anarazel.de>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael.paquier@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Pavan Deolasee <pavan.deolasee@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael.paquier@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Pavan Deolasee <pavan.deolasee@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Andres Freund <andres@anarazel.de>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Pavan Deolasee <pavan.deolasee@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Pavan Deolasee <pavan.deolasee@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Pavan Deolasee <pavan.deolasee@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Heikki Linnakangas <hlinnaka@iki.fi>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Andres Freund <andres@anarazel.de>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Heikki Linnakangas <hlinnaka@iki.fi>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Heikki Linnakangas <hlinnaka@iki.fi>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Simon Riggs <simon@2ndquadrant.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Robert Haas <robertmhaas@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Pavan Deolasee <pavan.deolasee@gmail.com>
Re: Changing WAL Header to reduce contention duringReserveXLogInsertLocation() Michael Paquier <michael@paquier.xyz>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Claudio Freire <klaussfreire@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Tom Lane <tgl@sss.pgh.pa.us>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Claudio Freire <klaussfreire@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Claudio Freire <klaussfreire@gmail.com>
Re: Changing WAL Header to reduce contention during ReserveXLogInsertLocation() Alexander Kuzmenkov <a.kuzmenkov@postgrespro.ru>
On 09/07/18 18:57, Simon Riggs wrote:
> On 9 July 2018 at 14:49, Heikki Linnakangas  wrote:
>> I'll mark this as "returned with feedback" in the commitfest. The way
>> forward is to test if we can get the same performance benefit from switching
>> to CMPXCHG16B, and keep the WAL format unchanged. If not, then we can
>> continue discussing the WAL format and the tradeoffs with xl_prev, but let's
>> take the easy way out if we can.
> 
> Agreed. Were you working on this? Or was anybody else?

Not me.

- Heikki

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