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Remko Popma commented on LOG4J2-878: ------------------------------------ Is this a log4j problem? Did you try if the same problem occurs when you perform the same test with a test program that writes to a {{new java.io.File("//L-Computer1/test/somefile.txt")}}? I think this may be an issue of Java on Windows... Personally, I think it is a bit risky to have your failover appender pointed to a network path like {{//L-Computer1/test/logs/primary.log}}. Any network path is much more likely to fail than a local drive... An alternative may be the socket appender, but again, there is no guarantee that your backup appender is up when you need it... > Failover appender throws "Error flushing stream > //L-Computer1/test/logs/primary.log" at the time of retry, but the location > is up > --------------------------------------------------------------------------------------------------------------------------------- > > Key: LOG4J2-878 > URL: https://issues.apache.org/jira/browse/LOG4J2-878 > Project: Log4j 2 > Issue Type: Bug > Components: Appenders > Affects Versions: 2.0.2 > Environment: j2ee, spring, webservices, junit, log4j2 > Currently in development and will be moved to production in a weeks time. > Reporter: saran sundar > Priority: Critical > Labels: features > > OS: Windows > Software platform: j2ee, spring, webservices, junit, log4j2 > I want to make sure that the failover configuration works as expected. > I configured failover appender with two rolling file appenders. Primary > rolling file appender configured to a shared folder in different computer. > Secondary file appender pointing to my local file system. Once after i ran > the junit program and the first debug statement printed, i removed the share > location from the other computer in the network for the primary appender. As > expected next debug statements ( i left thread.sleep(30000) in between each > debug statement in junit program) were redirect to secondary file appender. > However at the time of retry by failover appender , it tries to reconnect to > the primary location which is up now (enabled the share location in different > computer), but received following error.. > {code} > 2014-10-21 10:34:11,463 ERROR Unable to write to stream > //L-Computer1/test/logs/primary.log for appender primeCompressedDaily > 2014-10-21 10:34:11,463 ERROR An exception occurred processing Appender > primeCompressedDaily > org.apache.logging.log4j.core.appender.AppenderLoggingException: Error > flushing stream //L-Computer1/test/logs/primary.log > at > org.apache.logging.log4j.core.appender.OutputStreamManager.flush(OutputStreamManager.java:159) > at > org.apache.logging.log4j.core.appender.AbstractOutputStreamAppender.append(AbstractOutputStreamAppender.java:108) > at > org.apache.logging.log4j.core.appender.RollingFileAppender.append(RollingFileAppender.java:86) > at > org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:97) > at > org.apache.logging.log4j.core.appender.FailoverAppender.callAppender(FailoverAppender.java:117) > at > org.apache.logging.log4j.core.appender.FailoverAppender.append(FailoverAppender.java:109) > at > org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:97) > at > org.apache.logging.log4j.core.appender.AsyncAppender$AsyncThread.callAppenders(AsyncAppender.java:288) > at > org.apache.logging.log4j.core.appender.AsyncAppender$AsyncThread.run(AsyncAppender.java:240) > Caused by: java.io.IOException: The specified network name is no longer > available > at java.io.FileOutputStream.writeBytes(Native Method) > at java.io.FileOutputStream.write(FileOutputStream.java:318) > at > java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) > at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) > at > org.apache.logging.log4j.core.appender.OutputStreamManager.flush(OutputStreamManager.java:156) > ... 8 more > {code} > 2014-10-21 10:39:31,484 ERROR Unable to write to stream > //L-Computer1/test/logs/primary.log for appender primeCompressedDaily > log4j2.xml entries is given below, > {code} > <?xml version="1.0" encoding="UTF-8"?> > <!-- set status below to FATAL to suppress a bug in log4j2: "ERROR appender > Failover has no parameter that matches element Failovers" --> > <!-- other working value for status is "warn" - --> > <Configuration status="warn" name="log4j2" packages="com.ims.log4j"> > <Appenders> > > <Console name="stdout" target="SYSTEM_OUT" > ignoreExceptions="false"> > <PatternLayout pattern="%d{ABSOLUTE} %1p %X{userinfo} > %c{1}:%L - %m%n"/> > </Console> > > <RollingFile name="compressedDaily" > fileName="c:/installed/Tomcat-7.0.12/logs/secondary.log" > > filePattern="c:/installed/Tomcat-7.0.12/logs/secondary.log.%d{yyyy-MM-dd}.gz" > ignoreExceptions="false"> > <PatternLayout> > <Pattern>%d{ABSOLUTE} %1p %X{userinfo} %c{1}:%L > - %m%n</Pattern> > </PatternLayout> > <Policies> > <TimeBasedTriggeringPolicy/> > <SizeBasedTriggeringPolicy/> > </Policies> > </RollingFile> > > <RollingFile name="primeCompressedDaily" > fileName="//L-Computer1/test/logs/primary.log" > > filePattern="//L-Computer1/test/logs/primary.log.%d{yyyy-MM-dd}.gz" > ignoreExceptions="false" > > <PatternLayout> > <Pattern>%d{ABSOLUTE} %1p %X{userinfo} %c{1}:%L > - %m%n</Pattern> > </PatternLayout> > <Policies> > <TimeBasedTriggeringPolicy/> > <SizeBasedTriggeringPolicy/> > </Policies> > </RollingFile> > > <Failover name="FailoverAppender" > primary="primeCompressedDaily" retryInterval="61" ignoreExceptions="false"> > <Failovers> > <AppenderRef ref="compressedDaily" /> > </Failovers> > </Failover> > > <Async name="asyncCompressed"> > <AppenderRef ref="FailoverAppender" /> > </Async> > <Async name="asyncStdout"> > <AppenderRef ref="stdout" /> > </Async> > </Appenders> > > <Loggers> > <Root level="trace"> > <AppenderRef ref="asyncCompressed" level="trace"/> > <AppenderRef ref="asyncStdout" level="trace"/> > </Root> > > <Logger name="com.ims" level="debug" includeLocation="true" > additivity="false"> > <AppenderRef ref="asyncCompressed"/> > </Logger> > > <Logger name="org.apache.cxf.interceptor.LoggingInInterceptor" > level="info" includeLocation="true" additivity="false"> > <AppenderRef ref="asyncCompressed"/> > </Logger> > > <Logger name="org.apache.cxf.interceptor.LoggingOutInterceptor" > level="info" includeLocation="true" additivity="false"> > <AppenderRef ref="asyncCompressed"/> > </Logger> > > <Logger name="org.hibernate" level="error" > includeLocation="true" additivity="false"> > <AppenderRef ref="asyncCompressed"/> > </Logger> > > <Logger name="test.escalation" level="debug" includeLocation="true" > additivity="false"> > <AppenderRef ref="asyncCompressed"/> > </Logger> > > <Logger name="org.apache.cxf" level="info" includeLocation="true" > additivity="false"> > <AppenderRef ref="asyncCompressed"/> > </Logger> > </Loggers> > </Configuration> > {code} > Junit method > {code} > @Test > public void log4jTest() throws Exception { > System.out.println("log4j2 test"); > Thread.sleep(30000); > log.error("debug-log4j2 test*1"); > Thread.sleep(60000); > log.error("debug-log4j2 test*2"); > Thread.sleep(30000); > System.out.println("debug-log4j2 test*3"); > Thread.sleep(70000); > log.info("debug-log4j2 test*4"); > Thread.sleep(30000); > log.debug("debug-log4j2 test*5"); > Thread.sleep(30000); > log.debug("debug-log4j2 test*6"); > Thread.sleep(30000); > log.debug("debug-log4j2 test*7"); > Thread.sleep(30000); > log.debug("debug-log4j2 test*8"); > Thread.sleep(290000); > log.debug("debug-log4j2 test*9"); > Thread.sleep(30000); > log.debug("debug-log4j2 test*10"); > System.out.println("debug-log4j2 test*6"); > } > {code} > PS Please forgive if I wasn't narrate the problem properly. any quick help in > this issue would be highly appreciated. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: log4j-dev-unsubscr...@logging.apache.org For additional commands, e-mail: log4j-dev-h...@logging.apache.org