About the Ultrafast WordPress Virtual Machine KUSANAGI



It is a virtual machine and its image developed and supported by Prime Strategy Co., Ltd. that is built to execute WordPress at high speeds. KUSANAGI is the world’s fastest WordPress execution environment. It processes commands in 3 milliseconds and can handle 1000 user requests per second without page caching. *1

You can choose to use KUSANAGI with the KUSANAGI Fully Managed Service (by Prime Strategy Co., Ltd.) or you can use one of the major cloud services.

Please contact us for more details about the KUSANAGI Fully Managed Service.

Please see here for the available cloud versions.

KUSANAGI framework

・WordPress latest version (KUSANAGI dedicated plug-ins included)
・CentOS 7
・Nginx 1.9
・Apache 2.4
・HHVM 3.11
・PHP 7.0 (php-fpm, Cli)
・PHP 5.6 (php-fpm, Cli)
・MariaDB Galera Server 10.0
* PHP7 requires WordPress 4.4 or higher and compatible plugins

Performance trial results

In the performance trial results produced Prime Strategy Co., Ltd., the following processing capability was achieved.

ab -n 10000 -c 300 https://id.kusanagi.tokyo/

Server Software: nginx
Server Hostname: kusanagi.tokyo
Server Port: 80
Document Path: /
Document Length: 6952 bytes
Concurrency Level: 300
Time taken for tests: 9.643 seconds
Complete requests: 10000
Failed requests: 0
Write errors: 0
Total transferred: 71680000 bytes
HTML transferred: 69520000 bytes
Requests per second: 1036.97 [#/sec] (mean)
Time per request: 289.305 [ms] (mean)
Time per request: 0.964 [ms] (mean, across all concurrent requests)(*2)
Transfer rate: 7258.78 [Kbytes/sec] received

*1 At maximum performance. Processing speed will vary depending on instance size and website content (such as features and amount of data).
*2 Simulation conducted using a quad-core (4vCPU) virtual machine; therefore, WordPress run time was 3.856 milliseconds (0.964 milliseconds multiplied by 4).

About Prime Strategy Group


Prime Strategy Group is a cloud integrator solving the issues of cloud computing for global companies, beginning with Asia. With presences in Japan, Singapore, and Indonesia, we offer cloud integration services, mainly in the form of SI and MSP on cloud platforms.

On the business front, we architect web systems for government bodies as well as corporations that represent both domestic and foreign industries. These include the Japan Aerospace eXploration Agency (JAXA), the University of Tokyo, TV Asahi, Mynavi, Adobe Systems, JTB Asia Pacific, and Bank Negara Indonesia. We have also constructed many large-scale WordPress sites in Japan