Roland, What version of logback are you using?
Can you debug and find what is causing the null pointer exception? David On 24 May 2013, at 19:35, Rolando Segura <[email protected]> wrote: > Hi Ceki, > > I reproduced the problem in a dev environment (setting the maxfilesize to > 1MB), There are several instances of a NullPointerException like the one > shown below. > Enabled debug in one of the pro machines but haven't seen the error yet, > however I suspect the problem should be the same. > > I believe is important to mention that we are logging very large strings > sometimes larger than 40K. > > Thanks, > Rolando > > > 5/24/13 11:01:20:636 CST] 00001e2a SystemOut O 11:01:20,635 |-ERROR in > ch.qos.logback.core.rolling.RollingFileAppender[mop] - Appender [mop] failed > to append. java.lang.NullPoi > nterException > at java.lang.NullPointerException > at at > ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy.isTriggeringEvent(SizeBasedTriggeringPolicy.java:59) > at at > ch.qos.logback.core.rolling.RollingFileAppender.subAppend(RollingFileAppender.java:143) > at at > ch.qos.logback.core.OutputStreamAppender.append(OutputStreamAppender.java:103) > at at > ch.qos.logback.core.UnsynchronizedAppenderBase.doAppend(UnsynchronizedAppenderBase.java:88) > at at > ch.qos.logback.core.spi.AppenderAttachableImpl.appendLoopOnAppenders(AppenderAttachableImpl.java:48) > at at > ch.qos.logback.classic.Logger.appendLoopOnAppenders(Logger.java:280) > at at > ch.qos.logback.classic.Logger.callAppenders(Logger.java:267) > at at > ch.qos.logback.classic.Logger.buildLoggingEventAndAppend(Logger.java:449) > at at > ch.qos.logback.classic.Logger.filterAndLog_0_Or3Plus(Logger.java:403) > at at ch.qos.logback.classic.Logger.info(Logger.java:607) > at at > bizservices_notification.BizServicesReceiveStatusNotification20100310T231159EntityAbstractBase$JSE_10.execute(BizServicesReceiveStatusNotification20100310T231159E > ntityAbstractBase.java:129) > at at > com.ibm.bpe.framework.ProcessBase6.executeJavaSnippet(ProcessBase6.java:330) > > > > On Fri, May 24, 2013 at 10:26 AM, ceki <[email protected]> wrote: >> Hi Rolando, >> >> Thank you for posting your logback.xml file. I suspect that for some >> reason logback is unable to rename some of the archives. >> >> In any case, setting the debug attribute to true in <configuration> >> element should provide helpful clues as to what is going on during >> file rolling. Here is the modified <configuration> element: >> >> <configuration debug="true" scan="true"> >> ... >> </configuration> >> >> Please post the status messages on this list. >> >> >> On 24.05.2013 17:53, Rolando Segura wrote: >>> Hi David, >>> Configuration is below. I'm also showing the sizes of the log files, >>> you'll notice that some of them have sizes much larger to what is >>> specified with the MaxFileSize parameter of the triggering policy. >>> >>> Thanks, >>> Rolando >>> >>> >>> $ ls -l /opt/log/mop.log* >>> -rw-r--r-- 1 wps wps 13366643 May 24 09:47 /opt/log/mop.log >>> -rw-r--r-- 1 wps wps 67121376 May 24 09:16 /opt/log/mop.log.1 >>> -rw-r--r-- 1 wps wps 849229334 May 24 09:47 /opt/log/mop.log.10 >>> -rw-r--r-- 1 wps wps 67116193 May 23 23:16 /opt/log/mop.log.2 >>> -rw-r--r-- 1 wps wps 67114690 May 23 19:54 /opt/log/mop.log.3 >>> -rw-r--r-- 1 wps wps 31160111 May 24 09:47 /opt/log/mop.log.4 >>> -rw-r--r-- 1 wps wps 67110076 May 23 17:09 /opt/log/mop.log.5 >>> -rw-r--r-- 1 wps wps 67115644 May 23 11:38 /opt/log/mop.log.6 >>> -rw-r--r-- 1 wps wps 67121760 May 23 00:31 /opt/log/mop.log.7 >>> -rw-r--r-- 1 wps wps 29536505 May 23 17:09 /opt/log/mop.log.8 >>> -rw-r--r-- 1 wps wps 2053363264 May 24 09:47 /opt/log/mop.log.9 >>> >>> $ ls -l /opt/log/mop.nocr* >>> -rw-r--r-- 1 wps wps 25664997 May 24 09:47 /opt/log/mop.nocrlf.log >>> -rw-r--r-- 1 wps wps 991283661 May 24 09:47 /opt/log/mop.nocrlf.log.1 >>> >>> >>> >>> $ cat logback.xml >>> <?xml version="1.0" encoding="UTF-8"?> >>> >>> <!-- For assistance related to logback-translator or configuration --> >>> <!-- files in general, please contact the logback user mailing list --> >>> <!-- at http://www.qos.ch/mailman/listinfo/logback-user --> >>> <!-- --> >>> <!-- For professional support please see --> >>> <!-- http://www.qos.ch/shop/products/professionalSupport --> >>> <!-- --> >>> <configuration scan="true"> >>> <appender name="SYSLOG" >>> class="ch.qos.logback.classic.net.SyslogAppender"> >>> <syslogHost>localhost</syslogHost> >>> <facility>LOCAL7</facility> >>> <suffixPattern>%d{ISO8601} %5p [%t] \(%logger\) - >>> %replace(%m){'\n',''}</suffixPattern> >>> </appender> >>> <appender name="mop" >>> class="ch.qos.logback.core.rolling.RollingFileAppender"> >>> <!--See also >>> http://logback.qos.ch/manual/appenders.html#RollingFileAppender--> >>> <File>/opt/log/mop.log</File> >>> <encoder> >>> <pattern>%d{ISO8601} %5p [%t] \(%logger\) - %m%n</pattern> >>> </encoder> >>> <rollingPolicy >>> class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy"> >>> <maxIndex>10</maxIndex> >>> <FileNamePattern>/opt/log/mop.log.%i</FileNamePattern> >>> </rollingPolicy> >>> <triggeringPolicy >>> class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy"> >>> <MaxFileSize>64MB</MaxFileSize> >>> </triggeringPolicy> >>> </appender> >>> <appender name="mopnocrlf" >>> class="ch.qos.logback.core.rolling.RollingFileAppender"> >>> <File>/opt/log/mop.nocrlf.log</File> >>> <encoder> >>> <pattern>[%d{ISO8601}] %5p [%t] \(%logger\) - >>> %replace(%m){'\r?\n',''}%n</pattern> >>> </encoder> >>> <rollingPolicy >>> class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy"> >>> <maxIndex>1</maxIndex> >>> <FileNamePattern>/opt/log/mop.nocrlf.log.%i</FileNamePattern> >>> </rollingPolicy> >>> <triggeringPolicy >>> class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy"> >>> <MaxFileSize>32MB</MaxFileSize> >>> </triggeringPolicy> >>> </appender> >>> <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender"> >>> <encoder> >>> <pattern>%5p [%t] \(%logger\) - %m%n</pattern> >>> </encoder> >>> </appender> >>> <logger name="mop" level="debug"> >>> <appender-ref ref="mop"/> >>> <appender-ref ref="mopnocrlf"/> >>> </logger> >>> <root level="fatal"> >>> <appender-ref ref="stdout"/> >>> </root> >>> </configuration> >>> >>> >>> >>> On Fri, May 24, 2013 at 7:21 AM, David Roussel >>> <[email protected] <mailto:[email protected]>> wrote: >>> >>> Roland, >>> >>> That sounds strange. Can you post your logback.xml file? >>> >>> David >>> >>> On 23 May 2013, at 00:03, Rolando Segura <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> > Hi I have an RollingFileAppender with a triggering policy of >>> rotating by size when the log reaches 32MB and a maxIndex of 1, >>> configuration below. >>> > It happens that after rotation logback keeps writing to both >>> files. Is this expected? My understanding from documentation is that >>> it will stop writing to the current log, rename it and starts >>> writing a to a new file with the name of the File parameter. >>> > >>> > I'd appreciate your clarification if I'm not understanding well >>> the RollingFileAppender and SizeBasedTriggering behavior. >>> > >>> > Thanks, >>> > Rolando >>> > >>> > >>> > >>> > <appender name="lognocrlf" >>> class="ch.qos.logback.core.rolling.RollingFileAppender"> >>> > <File>/opt/log/file.nocrlf.log</File> >>> > <encoder> >>> > <pattern>[%d{ISO8601}] %5p [%t] \(%logger\) - >>> %replace(%m){'\r?\n',''}%n</pattern> >>> > </encoder> >>> > <rollingPolicy >>> class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy"> >>> > <maxIndex>1</maxIndex> >>> > <FileNamePattern>/opt/log/file.nocrlf.log.%i</FileNamePattern> >>> > </rollingPolicy> >>> > <triggeringPolicy >>> class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy"> >>> > <MaxFileSize>32MB</MaxFileSize> >>> > </triggeringPolicy> >>> > </appender> >>> > >> >> >> >> -- >> Ceki >> 65% of statistics are made up on the spot >> >> _______________________________________________ >> Logback-user mailing list >> [email protected] >> http://mailman.qos.ch/mailman/listinfo/logback-user > > _______________________________________________ > Logback-user mailing list > [email protected] > http://mailman.qos.ch/mailman/listinfo/logback-user
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