：
log4j.rootlogger = info, stdout, info, debug, warn, error log4j.appendender.stdout = org.apache.log4j.consoleAppender log4j.appender.stout.layout = org.apache.log4j.patternlayout log4j.apprender.stdout.layout.conversionpattern =%-d {yyyyymmmmmmmmmm HH: mm: ss} [% t:% r] - [% p]% m% n log4j.logger.info = info log4j.appender.info = org.apache.log4j.dailyrollingfileAppender log4j.apprender.info.layout = org.apache.log4j.patternlayout.info.layout = org.apache.log4j.patternlayout log4j.appender.info.layout.conversionPattern =% - d {yyyy-mm-dd hh: mm: ss} [% t:% r] - [% p]% m% n log4j.appender.info.datePattern = '. log4j.appender.logfile.maxbackupindex = 3 log4j.appender.info.threshold = info log4j.appender.info.append = true log4j.appender.info.file = / usr / local / tomcat7 / logs / info.log log4j.logger.debug = debug log4j.appender.debug = org.apache.log4j.dailyrollingFileAppender log4j.appendender.debug.layout = org.apache.log4j.patternlayout log4j.appender.debug.layout.conversionPattern =% - d {yyyymm-dd hh: mm: ss} % p]% m% n log4j.appender.debug.datePattern = '. log4j.appender.debug.file = / usr / local / tomcat7 / logs / debug.log log4j.logger.warn = warn log4j.appender.warn = org.apache.log4j.dailyrollingFileAppender log4j.apprender.warn.layout = org.apache.log4j.patternlayout.warn.layout = org.apache.log4j.patternlayout.warn log4j.appender.warn.layout.conversionPattern =% - d {yyyy-mm-dd hh: mm: ss} [% t:% r] - [% p]% m% n log4j.appender.warn.datePattern = '. log4j.appender.logfile.maxbackupindex = 3 log4j.appender.warn.threshold = warn log4j.appender.warn.append = true log4j.appender.warn.file = / usr / local / tomcat7 / logs / warn.log log4j.logger.error = error log4j.appender.error = org.apache.log4j.dailyrollingFileAppender log4j.appender.error.layout = org.apache.log4j.patternlayout log4j.appender.error % m% n log4j.appender.error.datePattern = '. log4j.appender.error.file = / usr / local / tomcat7 / logs / error.log以上就是小编为大家带来的 log4j 按级别输出日志到不同文件的实现方法全部内容了 ， 希望大家多多支持武林网 ~