You have to check your log4j.properties, usually located server/resources/log4j.properties There is a line about infostream logging, change it from OFF to ON.
# set to INFO to enable infostream log messages log4j.logger.org.apache.solr.update.LoggingInfoStream=OFF Regards Bernd Am 17.04.2018 um 20:56 schrieb Yunee Lee: > Hi, > Current solr server is 5.2 and I want to enable infoStream and updated the > solrconfig.xml. > Reload the config. But it doesn’t create any logs. Do I need to configure > anything else? > Thanks. > <infoStream file="INFOSTREAM.txt">true</infoStream> >