| 摘要 |
A logging device (110) and a log aggregation device are provided. The logging device is configured to collaborate with at least one other logging device (120, 130), the logging device and the at least one other logging device together forming a set of logging devices configured to communicate among each other over a communications network, the logging device being configured to collaboratively execute a process together with the at least one other logging device, a process defining related activities to be executed at a logging device of the set of logging devices, an activity of a process being initiating or dependent, a dependent activity being dependent upon at least one previous activity of the same process, the logging device comprises a log manager (112) and a log buffer (114), the log manager is configured to produce for an activity executed on the logging device an associated log entry and to write the log entry to the log buffer, said log entry comprises a data entry and a chaining value, the data entry comprises information on the activity to which the log entry is associated, the log manager is configured to compute the chaining value for a log entry associated with an activity so that: if the activity is an initiating activity, the chaining value is set to an initiating chaining value, and if the activity is a dependent activity, the chaining value is computed from all log entries associated with the activities on which the dependent activity depends. |
