log4j

How can I view log events remotely using Log4J and Apache Chainsaw?

I have a Java web application that currently uses Log4J for logging. I'd like to use Apache Chainsaw to view and parse the logs remotely. So far, I've had trouble understanding how to setup both the client side (the Chainsaw client) and the server side (the log4j config in my webapp) to successfully enable remote logging. Here is what...

Performance and Functioanlity Difference between log4j and Logging Util class

I am newbie for the logging class in Java.util package, I have developed an Application and want to implement the logging mechanism at different levels, I am just thinking to which one to go for and identify the differences between these 2. I am looking 1) logger should be easily maintainable, implementable. Can any one suggest on this. ...

log4j: different category priority than appender threshold

I've been trying to get this simple use case to work but can't: Define a default Threshold of INFO on a FILE Appender, but define a category with DEBUG level. This is a jboss 4.2.1.GA log4j.xml file that I am using where I just want to log java.sql calls. <appender name="SQL_FILE" class="org.jboss.logging.appender.DailyRollingFileApp...

st_mtime is not updated when writing on a shared file using log4j

In my question/problem I have 2 processes running from different machines, referring to a file located at a shared (third) machine. Platform: Microsoft Windows Server 2003 SP2. Process 1: My Java application writes heartbeat events to the shared file using log4j. Java version: 1.6.0_14 Process 2: While another C++ program, running fro...

Parse a log4j log file

We have several applications that use log4j for logging. I need to get a log4j parser working so we can combine multiple log files and run automated analysis on them. I'm not looking to reinvent the wheel, so can someone point me to a decent pre-existing parser? I do have the log4j conversion pattern if that helps. If not, I'll have to ...

Log4j: One log file per request

We have a weblogic batch application which processes multiple requests from consumers at the same time. We use log4j for logging puposes. Right now we log into a single log file for multiple requests. It becomes tedious to debug an issue for a given request as for all requests the logs are in a single file. So plan is to have one log f...

Log4j - org.hibernate.type doesn't work!

This is my logger configuration: log4j.logger.org.hibernate.SQL=TRACE, stdout log4j.logger.org.hibernate.type=TRACE, stdout but I don't see type bingings So I tried this log4j.logger.org.hibernate=TRACE, stdout to see if I missed something (this shows all hibernate loggers) and I found out that the org.hibernate.engine.QueryParame...

How to add Log4J logs into XpoLog dashboard?

We are using XpoLog (http://www.xpolog.com) to view and search our application logs, I would like to add the logs to the new automatic problem analysis, how this need to be done? ...

log4j Rolling file appender - multi-threading issues?

Hi, Are there any known bugs with the Log4J rolling file appender. I have been using log4j happily for a number of years but was not aware of this. A colleague of mine is suggesting that there are known issues ( and i found one a Bugzilla entry on this) where under heavy load,the rolling file appender (we use the time-based one) might ...

Glassfishv3 and log4j

Hi... I´m using glassfishv3 for few days. But i don´t know how to get log4j working with the v3. In glassfishv2 there was a "System Classpath" field which you could used in order to point to your log4j.properties file. But in glassfishv3 "System Classpath" is not supported any more. So where i have to put the log4j.properties file on...

Log runtime Exceptions in Java using log4j

Hi, I am currently building an application using Tomcat, Spring, JAVA. I am using Log4J as my logging library. I currently am logging everything to a text file. One of the issues I'm having is that RuntimeExceptions are not being logged to any files. I was wondering if there was a way to log all RuntimeExceptions that maybe thrown ...

Is it possible to use perf4j without log4j?

I'm writing a library and would like to use perf4j mainly to expose JMX performance counters. According to the instructions here http://perf4j.codehaus.org/devguide.html perf4j is meant to be used in conjunction with log4j, however since I'm writing a library I have no control over log4j usage, users of the library may or may not wish to...

What tool is useful for reading log4j log files?

I'm looking for a text editor for reading log4j log files capable of auto-highlighting lines according to the threads that logged them. For example, all the lines which include [pool-1-thread-1] will be colored yellow and all the lines which include [pool-1-thread-2] will be colored green. This might be available as a more general featur...

Eclipse checkstyle checks log4j, and I can't make it stop

I can't find any configuration for the recent tendency of the Eclipse checkstyle plugin (I'm running 5.1.0) to complain about style issues in log4j.property files. It's not in my checkstyle.xml, it doesn't happen when I run checkstyle outside of eclipse, and I don't see an eclipse preference. Is this controllable? ...

Unable to find/alter default configuration for log4j when using JBossWS on client-side web services

Hi all, I created a web service client using JBossWS and am now having problems with logging. There seems to be some kind of default logging configuration being used (it is ignoring my log4j.properties file entirely), but I can't find where it is getting the information from. Is there a way to find the location configuration data? ...

Error when trying to use hibernate annotations.

The error I'm receiving is listed here. That's my HibernateUtil.java package com.rosejapan; import org.hibernate.SessionFactory; import org.hibernate.cfg.AnnotationConfiguration;; public class HibernateUtil { private static final SessionFactory sessionFactory; static { try { // Create the Sess...

Include microsecond timestamps in log4j logging?

Is it possible to have microsecond level timestamps in log4j logging? This is on linux running Java 1.6. We have a couple servers right next to each other (synced via LAN to the same NTP server), and I'd like to have microseconds in the log lines. If log4j doesn't offer this, does logback? ...

Customizing Log4j to filter PatternLayout

Greetings, I have just starting migrating to WLS 10.x and have noticed that the thread name [%t] for WL is quite verbose and more informative than I need for my deployment needs. Ultimately, I only care about the thread ID but WL gives me this:    [ACTIVE] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)' ~ Does a...

Java: library that does nice formatted log outputs

I cannot find back a library that allowed to format log output statements in a much nicer way than what is usually seen. One of the feature I remember is that it could 'offset' the log message depending on the 'nestedness' of where the log statement was occuring. That is, instead of this: DEBUG | DefaultBeanDefinitionDocumentReader.jav...

Log4j Grouping application logs

Hi, I am trying to group logs of multiple related applications to a single log file. For example I have 3 applications A1.esb, A2.esb, A3.esb. I want all the logs from these 3 applications get logged to a single log file called A.log. Similarly, I want B.log for B1.esb, B2.esb and B3.esb. I am using log4j in JBoss application server...