Re: About the tps explanation of pgbench, please help

From: John R Pierce <pierce(at)hogranch(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: About the tps explanation of pgbench, please help
Date: 2014-11-19 06:52:42
Message-ID: 546C3E3A.9050707@hogranch.com
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On 11/18/2014 5:48 PM, Yanrui Hu wrote:
> Based on your mail, my senario is more like "excluding connection
> establish" case, right? So the network change make the capacity
> decrease to 1/5 (204->42). The network change impact the system so much!
>

have you measured the packet latency, with ping or whatever, between the
'same DC' client and server, and the 'remote' client to server ?

--
john r pierce 37N 122W
somewhere on the middle of the left coast

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