May 2018
Intermediate to advanced
256 pages
7h 6m
English
Content preview from OpenStack for Architects - Second Edition
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Logging
An essential source of operational data for an OpenStack cloud is log data. Not only are the logs of host operating systems available, but each OpenStack project running as a part of the control plane has a separate log.
While the logs, by default, are sent to syslog and some of their own logs, it's recommended that all logs be sent to syslog under the same syslog log level as a starting point and modified if needed. This recommendation provides the greatest flexibility moving forward.
The following is an example of a successful operation in an OpenStack log entry from nova-api.log:
2017-07-08 07:36:45.613 3474 INFO nova.osapi_compute.wsgi.server [req- b5ff3321-19cc-4ce8-af9c-0ed59ae21ac7 f32900acc09d4898b091b2caa4900112 6f0117ddd81b4dc78a8f4ce4dd5b04f5 ...
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