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Liferay Portal 6 Enterprise Intranets by Jonas X. Yuan

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Performance tuning

As an infrastructure portal, the portal can support over 3300 concurrent users on a single server with mean login times under 0.5 a second and maximum throughput of 79+ logins per second. In collaboration and social networking scenarios, each physical server supports over 1300 concurrent users at an average transaction times of under 800 ms. Note that this benchmark was generated based on the application server: 2 x Intel Core 2 Quad E5430 2.66GHz CPU, 12MB L2 cache (8 cores total), 8GB memory, 2 x 146GB 10k RPM SCSI, CentOS 5.2 64-bit Linux.

The portal's CMS/WCM scales to beyond 150,000 concurrent users on a single Portal server with average transaction times under 50ms and 35% CPU utilization. Given sufficient database resources ...

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