[logback-user] TimeBasedRollingPolicy - old logs present in current file

[David Roussel]

Does using the latest version fix it?

On 10 Mar 2011, at 20:45, Pradnya Gawade <pradnya.gawade7 at gmail.com> wrote:

> Hi,
> 
> I am trying with this for a long time but could not figure out the problem.
> My web application has to log to a log file but we want different
> category tags to be assigned to the logs from specific packages,
> although all log will go to the same physical log file. I create one
> appender per category with the required tag included in the encoder
> pattern. I have crated a filter per appender so it will only take the
> logs for that category and reject all other logs.Then I map the parent
> package of my web application source code with all the appenders that
> I have created for each category. I know this sounds complicated
> please bear with me. The category mapping I get in the logging is fine
> and as expected but I am facing other unexpected issue of files
> rolling over. I am using daily rollover policy. File gets rolled over
> properly but the current log file contains a copy of logs from
> archived file with new logs appended to it. I don't understand why it
> happens.
> I use o.9.20 version of logback. File rollover used to work fine
> before I categorized the log and when all the logs simply used to go
> to the same file without any category tagging associated.
> Please suggest what could be going wrong if you can think of some
> thing. Thanks in advance.
> 
> My logback.xml looks like:
> 
> <!-- appender for category LPR -->
>    <appender name="LOGFILE-LPR"
> class="ch.qos.logback.core.rolling.RollingFileAppender">
>        <filter class="abc.log.LogFilterFacilityLPR"/>
>        <file>${log.dir}.log</file>
>        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
>            <!-- daily rollover -->
>            <fileNamePattern>${log.dir}.%d{yyyy-MM-dd}.log</fileNamePattern>
>            <!-- keep 30 days' worth of history -->
>            <maxHistory>30</maxHistory>
>        </rollingPolicy>
>        <encoder>
>            <pattern>%date{MM/dd HH:mm:ss} [%mdc{WEBAPP}] LPR %-5level
> %logger{25}:%L - %msg %n %ex{full}</pattern>
>        </encoder>
>    </appender>
>    <!-- appender for category USER -->
>    <appender name="LOGFILE-USER"
> class="ch.qos.logback.core.rolling.RollingFileAppender">
>        <filter class="abc.log.LogFilterFacilityUSER"/>
>        <file>${log.dir}.log</file>
>        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
>            <!-- daily rollover -->
>            <fileNamePattern>${log.dir}.%d{yyyy-MM-dd}.log</fileNamePattern>
>            <!-- keep 30 days' worth of history -->
>            <maxHistory>30</maxHistory>
>        </rollingPolicy>
>        <encoder>
>            <pattern>%date{MM/dd HH:mm:ss} [%mdc{WEBAPP}] USER %-5level
> %logger{25}:%L - %msg %n %ex{full}</pattern>
>        </encoder>
>    </appender>
> .
> .
> .
> .
> <!-- logger for parent package -->
> <logger additivity="false" name="org.akaza.openclinica">
>        <level value="${logLevel}" />    
>        <appender-ref ref="LOGFILE-OTHER"/>
>        <appender-ref ref="LOGFILE-LPR"/>
>        <appender-ref ref="LOGFILE-USER"/>
>        <appender-ref ref="LOGFILE-MAIL"/>
>        <appender-ref ref="LOGFILE-AUTH"/>
>        <appender-ref ref="LOGFILE-UUCP"/>                    
>        <appender-ref ref="LOGFILE-AUTHPRIV"/>                
> </logger>
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