Re: [HACKERS] LWLock optimization for multicore Power machines

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От
Bernd Helmle
Тема
Re: [HACKERS] LWLock optimization for multicore Power machines
Дата
Msg-id
1486153886.26345.1.camel@oopsware.de
Ответ на
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Дерево обсуждения
[HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Andres Freund <andres@anarazel.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Robert Haas <robertmhaas@gmail.com>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines David Steele <david@pgmasters.net>
Re: LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: LWLock optimization for multicore Power machines David Steele <david@pgmasters.net>
Re: [HACKERS] LWLock optimization for multicore Power machines Bernd Helmle <mailings@oopsware.de>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: LWLock optimization for multicore Power machines Tom Lane <tgl@sss.pgh.pa.us>
Re: LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: LWLock optimization for multicore Power machines Tom Lane <tgl@sss.pgh.pa.us>
Re: LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: LWLock optimization for multicore Power machines Tom Lane <tgl@sss.pgh.pa.us>
Re: LWLock optimization for multicore Power machines Andres Freund <andres@anarazel.de>
Re: LWLock optimization for multicore Power machines Andres Freund <andres@anarazel.de>
Re: LWLock optimization for multicore Power machines Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Alexander Korotkov <a.korotkov@postgrespro.ru>
Re: [HACKERS] LWLock optimization for multicore Power machines Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] LWLock optimization for multicore Power machines Sokolov Yura <y.sokolov@postgrespro.ru>
On Fri, 2017-02-03 at 20:11 +0300, Alexander Korotkov wrote:
> On Fri, Feb 3, 2017 at 8:01 PM, Alexander Korotkov <
> a.korotkov@postgrespro.ru> wrote:
> 
> > Unfortunately, I have no big enough Power machine at hand to
> > reproduce
> > that results.  Actually, I have no Power machine at hand at
> > all.  So,
> > lwlock-power-2.patch was written "blindly".  I would very
> > appreciate if
> > someone would help me with testing and benchmarking.
> > 
> 
> UPD: It appears that Postgres Pro have access to big Power machine
> now.
> So, I can do testing/benchmarking myself.
> 

Hi Alexander,

We currently also have access to a LPAR on an E850 machine with 4
sockets POWER8 running a Ubuntu 16.04 LTS Server ppc64el OS. I can do
some tests next week, if you need to verify your findings.

Thanks,
Bernd


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