Re: Sync Rep v19

From: Yeb Havinga <yebhavinga(at)gmail(dot)com>
To: Simon Riggs <simon(at)2ndQuadrant(dot)com>
Cc: Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Sync Rep v19
Date: 2011-03-07 13:20:08
Message-ID: 4D74DB88.9040101@gmail.com
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On 2011-03-07 01:37, Simon Riggs wrote:
> On Sat, 2011-03-05 at 21:11 +0100, Yeb Havinga wrote:
>
>> I also got a first first> 1000 tps score
> The committed version should be even faster. Would appreciate a retest.
>
pgbench 5 minute test pgbench -c 10 -M prepared -T 300 test
dbsize was -s 50, 1Gbit Ethernet

1 async standby
tps = 2475.285931 (excluding connections establishing)

2 async standbys
tps = 2333.670561 (excluding connections establishing)

1 sync standby
tps = 1277.082753 (excluding connections establishing)

1 sync, 1 async standby
tps = 1273.317386 (excluding connections establishing)

Hard for me to not revert to superlatives right now! :-)

regards,
Yeb Havinga

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