较少日志保存时间

src/main/resources/logback-spring.xml

@@ -47,7 +47,7 @@ configuration 子节点为 appender、logger、root       -->
             </timeBasedFileNamingAndTriggeringPolicy>
             <!--查看   gunzip -c xx.log.gz | less-->
             <fileNamePattern>${LOG_HOME}/log.%d{yyyy-MM-dd}.log.%i.gz</fileNamePattern>
-            <maxHistory>10</maxHistory><!--保存最近30天的日志-->
+            <maxHistory>1</maxHistory><!--保存最近30天的日志-->
         </rollingPolicy>
         <encoder>
             <charset>UTF-8</charset>