罗氏file max over_fileappender rollover_appender name(5)

If the file property not set:During the month of October 2006, logging output will go to /wombat/2006/10/foo.txt. After midnight of October 31st and for the rest of November, logging output will be directed to /wombat/2006/11/foo.txt. If the file property set to /wombat/foo.txt:The active log file will always be /wombat/foo.txt. During the month of October 2006, logging output will go to /wombat/foo.txt. At midnight of October 31st, /wombat/foo.txt will be renamed as /wombat/2006/10/foo.txt. A new /wombat/foo.txt file will be created where logging output will go for the rest of November. At midnight of November 30th, /wombat/foo.txt will be renamed as /wombat/2006/11/foo.txt and so on.

In this example, the first %d token is marked as auxiliary. The second %d token, with time and date pattern omitted, is then assumed to be primary. Thus, rollover will occur daily (default for %d) and the folder name will depend on the year and month. For example, during the month of November 2006, archived files will all placed under the /foo/2006-11/ folder, e.g /foo/2006-11/2006-11-14.log.

If the file property not set: During November 23rd, 2009, logging output will go to the file /wombat/foo.2009-11-23. However, at midnight that file will be compressed to become /wombat/foo.2009-11-23.gz. For the 24th of November, logging output will be directed to /wombat/folder/foo.2009-11-24 until it's rolled over at the beginning of the next day. If the file property set to /wombat/foo.txt: During November 23rd, 2009, logging output will go to the file /wombat/foo.txt. At midnight that file will be compressed and renamed as /wombat/foo.2009-11-23.gz. A new /wombat/foo.txt file will be created where logging output will go for the rest of November 24rd. At midnight November 24th, /wombat/foo.txt will be compressed and renamed as /wombat/foo.2009-11-24.gz and so on.

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