{"type":"doc","content":[{"type":"paragraph","content":[{"text":"This article describes the log settings in ","type":"text"},{"text":"Nexus Timestamp Server","type":"text","marks":[{"type":"link","attrs":{"href":"/wiki/spaces/PUB/pages/65346192"}}]},{"text":".","type":"text"}]},{"type":"paragraph","content":[{"text":"The server logging in Nexus Timestamp Server is based on the Java logging subsystem which introduces the concept of ","type":"text"},{"text":"loggers","type":"text","marks":[{"type":"em"}]},{"text":" and ","type":"text"},{"text":"handlers","type":"text","marks":[{"type":"em"}]},{"text":". ","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Loggers ","type":"text","marks":[{"type":"strong"}]},{"text":"are small components to which the Nexus Timestamp Server appends log entries.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"A logger forwards log entries to a ","type":"text"},{"text":"handler ","type":"text","marks":[{"type":"strong"}]},{"text":"which is responsible for outputting the message to some log target such as text file.","type":"text"}]}]}]},{"type":"paragraph","content":[{"text":"The logging parameters are set in ","type":"text"},{"text":"logging.properties","type":"text","marks":[{"type":"strong"},{"type":"em"}]},{"text":".","type":"text"}]},{"type":"heading","attrs":{"level":1},"content":[{"text":"Step-by-step instructions","type":"text"}]},{"type":"expand","attrs":{"title":"Configure loggers"},"content":[{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Open ","type":"text"},{"text":"logging.properties.","type":"text","marks":[{"type":"strong"},{"type":"em"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Configure the log level per logger. Parameters are prefixed with the logger name. In the default configuration four loggers are defined as follows:","type":"text"}]},{"type":"paragraph","content":[{"text":"Example: Default logger configuration","type":"text","marks":[{"type":"strong"}]}]},{"type":"codeBlock","content":[{"text":"se.nexus.level = INFO\ncom.id2tech.level = INFO\ncom.nexussafe.level = INFO\nnano.audit.level= INFO","type":"text"}]},{"type":"paragraph","content":[{"type":"hardBreak"}]}]}]}]},{"type":"paragraph","content":[{"type":"hardBreak"}]},{"type":"expand","attrs":{"title":"Define a handler"},"content":[{"type":"paragraph","content":[{"text":"A handler configuration defines the log target location, output format etc. Also, every log entry is logged on a specific level and log entries may be dropped by a logger or handler based on configured level. In the default configuration, Nexus Timestamp Server uses the ","type":"text"},{"text":"TimeRollingFileHandler","type":"text","marks":[{"type":"code"}]},{"text":".","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Open ","type":"text"},{"text":"logging.properties","type":"text","marks":[{"type":"strong"},{"type":"em"}]},{"text":".","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Define a handler with a ","type":"text"},{"text":"formatter","type":"text","marks":[{"type":"code"}]},{"text":", ","type":"text"},{"text":"pattern","type":"text","marks":[{"type":"code"}]},{"text":" and optionally a ","type":"text"},{"text":"level","type":"text","marks":[{"type":"code"}]},{"text":". Parameters are prefixed with the handler name. ","type":"text"}]},{"type":"paragraph","content":[{"text":"Example: Define a handler","type":"text","marks":[{"type":"strong"}]}]},{"type":"codeBlock","content":[{"text":"com.id2tech.logging.TimeRollingFileHandler.pattern = %5$s/logs/%ty-%

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