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Sporadic performance on Solaris 10

Technote (troubleshooting)


Problem(Abstract)

It had been observed that the Cognos java process was taking up a high percentage of CPU on a 64-bit Solaris 10 server. A typical CPU usage pattern went as follows...

* startup 7:12. CPU OK
* first login 7:21 CPU 17% to render page briefly.
* 7:25 high java process usage until 7:32 when it starts to drop.
* 7:45 high java CPU usage until 7:52 when it starts to drop.

Environment

64-bit Solaris 10 with JRE 1.5.0_20

Resolving the problem

Upgrade the JRE to version 1.6

Document information

More support for: Cognos Business Intelligence
Cognos Connection

Software version: 8.4.1

Operating system(s): Solaris

Reference #: 1625629

Modified date: 2013-02-15