Hi, I am not sure I know how to. Above should have worked. Apart from the trick every one knows that you can redirect stdout to stderr, knowing why do you need it would be great !
On Sat, Nov 30, 2013 at 2:53 PM, Wenlei Xie <[email protected]> wrote: > Hi Prashant, > > I copied the log4j.properites.template to be log4j.preperties, but now all > the information is in stdout rather than stderr. > > How should I make it to output to the stderr? I have tried to change > log4j.properties to be > > log4j.rootCategory=INFO, stderr > log4j.appender.stderr=org.apache.log4j.ConsoleAppender > log4j.appender.stderr.layout=org.apache.log4j.PatternLayout > log4j.appender.stderr.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss} %p > %c{1}: %m%n > > But it still prints to the stdout... > > > On Thu, Nov 28, 2013 at 10:39 AM, Prashant Sharma <[email protected]>wrote: > >> I think all that is needed is an log4j.properties on the classpath >> http://logging.apache.org/log4j/1.2/faq.html#noconfig >> >> >> On Thu, Nov 28, 2013 at 11:52 PM, Patrick Wendell <[email protected]>wrote: >> >>> Hey Wenlei, >>> >>> There is some issue in master that is repressing the log output - I'm >>> trying to debug it before we release 0.8.1. Can you explain exactly >>> how you are running Spark? Are you running the shell or are you >>> running a standalone application? >>> >>> - Patrick >>> >>> On Thu, Nov 28, 2013 at 12:54 AM, Wenlei Xie <[email protected]> >>> wrote: >>> > Hi, >>> > >>> > I remember Spark used to print detailed error log into the stderr (e.g. >>> > constructing RDD, evaluate it, how much memory each partition >>> consumes). But >>> > I cannot find it anymore but only with the following information: >>> > >>> > SLF4J: Class path contains multiple SLF4J bindings. >>> > SLF4J: Found binding in >>> > >>> [jar:file:/u/ytian/wenlei/dynamicGraph/graphx/examples/target/scala-2.9.3/spark-examples-assembly-0.9.0-incubating-SNAPSHOT.jar!/org/slf4j/impl/StaticLoggerBinder.class] >>> > SLF4J: Found binding in >>> > >>> [jar:file:/u/ytian/wenlei/dynamicGraph/graphx/assembly/target/scala-2.9.3/spark-assembly-0.9.0-incubating-SNAPSHOT-hadoop1.0.4.jar!/org/slf4j/impl/StaticLoggerBinder.class] >>> > SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an >>> > explanation. >>> > SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] >>> > log4j:WARN No appenders could be found for logger >>> > (akka.event.slf4j.Slf4jEventHandler). >>> > log4j:WARN Please initialize the log4j system properly. >>> > log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfigfor >>> > more info. >>> > >>> > >>> > What should I do for it? >>> > >>> > Thanks, >>> > >>> > Wenlei >>> >> >> >> >> -- >> s >> > > > > -- > Wenlei Xie (谢文磊) > > Department of Computer Science > 5132 Upson Hall, Cornell University > Ithaca, NY 14853, USA > Phone: (607) 255-5577 > Email: [email protected] > -- s
