log4j FileAppender appends log events to a file.
log4j 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
Questions tagged [fileappender]
78 questions
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Adding an Appender does not work
I am trying to get an logger and add a specific appender to it. My code is very simple but I am not sure how to get this working.
val loggerInstance = LoggerFactory.getLogger("FOO.class")
var fileAppender = new FileAppender()
// fileAppender…
Rags
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Programmatically configuring log4net
I'm having the worst time trying to configure log4net properly. First, I need to give some background about how I've been using it so far (and successfully).
My application has a log4net configuration file that defines the FileAppender that it…
Dave
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Logback not able to instantiate FileAppender - Failed to instantiate type ch.qos.logback.?core.FileAppender
I have logback setup and working in my application using the ConsoleAppender, but I want to add the FileAppender to my configuration so that I can start getting logs in a file as well. However, when I change my logback.xml file to include the…
omatase
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Synchronised issue for log file between system and docker container
I've added fileAppender for sending logs to file and mounted log file to docker container with docker-compose. The issue which I faced is logs between file from system and docker container are not synchronised before I manually change the system…
Ilya Ostapchenko
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log4j .properties Rename and delete old logs
I need to create a new log file everyday, an old file has to be renamed with pattern: "test.yyy-MM-dd.log". And files older than 7 days have to be removed.
Below is my .properties file.
Can someone explain what I have to add/change pls?
…
Nikita Shamrai
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Log4j2 - 2 appenderFile. I use only one ref, but two files are generated (One of them are empty)
I have two appenders "RollingFile" like this :
olivier P
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Java console vs RollingRandomAccessFile logging
What is the difference between console and File based logging from performance standpoint?
In the case of file based logging I Understand that logging performance is impacted by disk io. Will the similar constrain hold true in console based…
best wishes
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How do I defer naming of file written by log4j2 until when the file is opened?
I am trying to have log4j2 write log files with names YYYYmmdd-HHMMSS.log, but not start writing the file until we have a good system time (>year 1986). I have an application running on a system that boots up, and takes a while to get the correct…
fovea1959
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log4j - RollingFileAppender - datepattern and MaxFileSize
I'm using log4j 1.x (with slf4j). I want to create rolling files when the MaxFileSize reaches 100KB or every minute, whichever comes first. However, with the following code, DatePattern is not working and it is not creating files every minute.
…
P_user526
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Variable filename in FileAppender and RollingFileAppender in log4net
I am trying to use log4net to log to a file with a variable name using log4net.Util.PatternString.
The appender configuration looks like this:
Ada
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log4j 1.2.12 prints the strings incrementally :O
In my project the log4j (1.2.12) prints the strings incrementally at any level.
For example:
17-09-2018 15:08:18 DEBUG AnagraficaServiceImpl:32 - :::: Riferimenti operazione UPLOAD OK salvati con esito OK
10214967 [default task-32] DEBUG…
Donato Altamura
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Log files are not getting rolled over with log4j 1.2.17 and java8u162
We are facing a problem in production Environment where in some situations log files are not getting rolled over.
We are using Log4j version 1.2.17 along with apache.commons-logging.
A custom appender is created to roll over the files. The…
gari
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In Log4Net all specified log folders are created but logging is not working for File Appender
I'm using Castle with Log4Net. All folders were created but logging information is not written to a text file.
Here is the config:
MFARKAN
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Log4j2: Empty log file in case of parallel tests
I have in my test automation project problem with logging. I'm using log4j2 logger with FileAppender. The way I'm using it is:
Logger logger = (Logger) LogManager.getLogger(loggerName);
Appender appender = FileAppender.newBuilder()
…
Jan Hornych
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DailyFileAppender implementation in SLF4J
I need to configure my logs on daily basis and want to create separate log file for every day, having logs for every 24 hours only. how to accommodate that in my XML.
can any one help me to refactor it as well, as it looks amateur to me.
I dont…
Rishabh
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