Thursday, January 12, 2017

increasing latency using Google RE2 regex library

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Recently after building a text processing service using Google RE2 regex library which is assumed to be thread friendly, we benched it with ...
Monday, January 9, 2017

The magic 40 milliseconds deplay in TCP socket programming

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Recently we have programmed a protocol based on TCP socket programming, and then built a service based on the protocol. During the benchma...
Friday, October 7, 2016

How to install latest tmux on Ubuntu 12.04

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(1) Install add-apt-repository sudo apt-get install python-software-properties (2) Install tmux sudo add-apt-repository ppa:pi-rho/d...
Friday, September 30, 2016

How to install new chrome on Ubuntu 12.04

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The official Google Chrome website only keeps the link to the latest Chrome which is right now 53. But 53 could not be installed on Ubuntu 1...

How to migrate git repo from one server to another

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Your company may have changed its git server. You need to use the new git server, but your company did not migrate your repository. A simp...

Install Ubuntu 12.04 in VirtualBox on MAC OS

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Installation environment (1) Macbook Pro: Macbook: Retina CPU: Intel Core i7 Memory: 16GB 1600MHz DDR3 Video card: NVIDIA GeFo...
Thursday, September 29, 2016

How to quickly benchmark mysql with mysqlslap

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MySQL client also provides a benchmarking tool called mysqlslap which could be installed on CentOS by: sudo yum install mysql If you jus...