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Re: Spiped + Mysql over a LAN, high latency?

To: Mauro Ciancio <mauro.ciancio@cymait.com>, spiped@tarsnap.com
Subject: Re: Spiped + Mysql over a LAN, high latency?
From: Colin Percival <cperciva@tarsnap.com>
Date: Wed, 21 Jan 2015 12:58:17 -0800
In-reply-to: <CAAZJfZwz9gK56wrWTrjVbZERJ0YdTR4Wp63DLziweWoz90FwAw@mail.gmail.com>
References: <CAAZJfZwJDWraepvQrPd7W=yMFQLuEU0fOWZuKtyksogib8qC3w@mail.gmail.com> <CAAZJfZwz9gK56wrWTrjVbZERJ0YdTR4Wp63DLziweWoz90FwAw@mail.gmail.com>

Hi Mauro & list,

On 01/21/15 09:27, Mauro Ciancio wrote:
> In 5 seconds, the server could run 50 queries with spiped.

This sounds like naggling and TCP delayed ACK.  What OS are you running on?

> Is there any kind of buffering in spiped?

Nope.  But your OS might be adding buffering.

-- 
Colin Percival
Security Officer Emeritus, FreeBSD | The power to serve
Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid

References:
- Spiped + Mysql over a LAN, high latency?
  - From: Mauro Ciancio <mauro.ciancio@cymait.com>
- Re: Spiped + Mysql over a LAN, high latency?
  - From: Mauro Ciancio <mauro.ciancio@cymait.com>

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