Chapter 4 - DSpace at Waseda University
Chapter 4 - DSpace at Waseda University
Chapter 4 - DSpace at Waseda University
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<strong>Chapter</strong> 4<br />
possible to event logging using the LTTng and KAS can analyze event logs.<br />
Figure 4.13: An example showing the usage of trace point in LTTng and KAS.<br />
4.5 LTTng and KAS<br />
As simply mentioned in <strong>Chapter</strong> 3, LTTng is a performance monitoring tool th<strong>at</strong> is<br />
currently used by various corpor<strong>at</strong>ions and research centers such as Ecole Polytechnique de<br />
Montreal, Google, IBM research, Autodesk, Wind River, Montavista and STMicroelectronics.<br />
The tools are possible to log numerous inform<strong>at</strong>ion from the Linux kernel. If there is wanted<br />
inform<strong>at</strong>ion, it is possible to modify the kernel source.<br />
Figure 4.14 is the event inform<strong>at</strong>ion list of basic logging done by LTTng. Basic integr<strong>at</strong>ion is<br />
integr<strong>at</strong>ed in one group with rel<strong>at</strong>ed inform<strong>at</strong>ion and a specific event is described in the group.<br />
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