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Questions tagged [fileappender]

log4j FileAppender appends log events to a file.

is a popular Java-based logging utility.

log4j FileAppender appends log events to a file. More details at: https://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/FileAppender.html

78 questions
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Very simple log4j2 XML configuration file using Console and File appender

I'd like a very simple XML configuration file with a console and a file appender using log4j2. (The Apache Website is killing me with much Information.)
Thorsten Niehues
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log4j2 specify relative path to tomcat home dir for FileAppender

I am trying to configure log4j2 for my tomcat server running locally. I am unable to pipe the logs to a location that is relative to the tomcat install. If I specify an absolute path it works. If I use a relative path it outputs to the location of…
Moemars
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1 answer

Maximum File Size - supported in log4j FileAppender

I have a requirement that I need to store audit information in a TEXT file. I planned to write the audit information using Apache Log4j. Seems to be reliable option. But, I should be able to write the Audit information even the fileSize reaches…
omega
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Log4Net and logging from parallel instances

I'm using log4net in my project and there is one problem. The major function of the program takes a long time and I use logging to save information about it. I use FileAppender for saving log to file. My application is on the shared(local) folder…
Akim Khalilov
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Log4Net FileAppender not thread safe?

I need to log to a file because the customer doesn't have a console of something where I can log to with log4net. Now I read that the FileAppender is not thread safe. Is there anyhow a way to log to file within an app that logs out of different…
Kai
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2 answers

Logback AyncAppender not printing File and Line number

I have the following configuration file that is very similar to the standard example in the Logback manual. The only difference is the addition of [%F:%L]. while everything works, %F and %L do not work. If I remove the async appender and log…
Klaus
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log4j fileappender doesn't switch to the new file when logrotate rotates the log file

Context: I want to use log4j to write audit-related logs to a specific log file, let's say audit.log. I don't want to use syslogappender(udp based) because I don't want to be tolerant to data loss. Plus, I am using logrotate to rotate the audit.log…
Shengjie
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Writing to a log4net FileAppender with multiple threads performance problems

TickZoom is a very high performance app which uses it's own parallelization library and multiple O/S threads for smooth utilization of multi-core computers. The app hits a bottleneck where users need to write information to a LogAppender from…
Wayne
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main ERROR Unable to locate appender "test" for logger config "test"

This is my log4j2 `JSON config { "Configuration": { "Appenders": { "Console": { "PatternLayout": { "pattern": "%d{yyyy-MMM-dd HH:mm:ss a} [%t] %-5level %logger{36} - %msg%n" }, "name": "Console", …
hmmm
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log4net - FileAppender writing new entries at the beginning of file

Is it possible to configure FileAppender in log4net to add new entries at the beginning of log file? Currently it is adding entries at the end and reading newest entries requires scrolling whole log down. It would be more comfortable to read from…
LukLed
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Error using Logback Marker in FileAppender

I have started exploring Logback option for our application. One of the requirement is to create a separate log file for log entries that have a specific "Marker". Below is the logback.xml file that i am using and the error I am getting. The…
user1082762
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Can two log4j fileappenders write to the same file?

Forget for a second the question of why on earth would you do such a thing - if, for whatever reason, two FileAppenders are configured with the same file - will this setup work?
ripper234
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Log4j FileAppender recreating deleted files

I am using Log4j as logging framework in a project I am working on. I have the following situation: Log4j is configured to write the logs into a log file. At some point, this log file is copied to another destination and deleted. Logging framework…
rashid.rashidov
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log4net fileappender not creating log-file.txt in Outlook ThisAddIn.cs

I can't see what is wrong here. I just want to get log4net writing to a log file with my Outlook AddIn. I have the following in my app.config file:
John Adams
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log4j FileAppender not writing in Linux

In a standalone application I'm using log4j for logging and have configured it with the following properties file: # Root logger option log4j.rootLogger=WARN, file, stdout log4j.logger.com.tr = INFO # Direct log messages to a log…
Mike Wilklow
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