.. contents:: :depth: 3 .. Frequently asked questions ========================== Which browser should I use to operate Opendaylight SDN-R User interface? ------------------------------------------------------------------------ An actual version of `Google Chromium `__ or `Google Chrome `__ is recommended. -------------- How to enable detailed logs in karaf for SDN-R applications ----------------------------------------------------------- If you like to see more details in karaf logs for the NetConf communication between ODL and NetConf servers (mediators/devices) please invoke the following commands in the karaf console. :: # Logging settings (on) log:set DEBUG org.opendaylight.mwtn log:set TRACE org.opendaylight.netconf log:set TRACE com.highstreet.technologies.odl.app Please note, setting the debug level to 'TRACE' may impact the performance on the controller. In production environment make sure to set back the debug level to 'INFO' as soon possible. :: # Logging settings (off) log:set INFO org.opendaylight.mwtn log:set INFO org.opendaylight.netconf log:set INFO com.highstreet.technologies.odl.app -------------- Which commands should be used to analyse karaf logs? ---------------------------------------------------- :: cd $ODL_KARAF_HOME/data/log rm *.txt grep -anr --include=*.log* "| ERROR |" . | grep 2018 >> 01-error.txt grep -anr --include=*.log* "RemoteDevice{" . | grep 2018 >> 02-devices.txt grep -anr --include=*.log* "RemoteDevice{" . | grep "Unable to build schema context, unsatisfied imports" | grep 2018 >> 03-schema-issue.txt grep -anr --include=*.log* "Matched request:" . | grep 2018 >> 04-matched-request.txt grep -anr --include=*.log* "network-element" . | grep 2018 >> 05-network-element.txt grep -anr --include=*.log* "urn:onf:params:xml:ns:yang:core-model" . | grep 2018 >> 06-core-module.txt grep -anr --include=*.log* "PerformanceManagerTask" . | grep 2018 >> 07-pm-tick.txt grep -anr --include=*.log* "Unable to read NE data for mountpoint" . | grep 2018 >> 08-unable-to-read.txt grep -anr --include=*.log* "LKCYFL79Q01M01MSS801" . | grep 2018 >> 09-LKCYFL79Q01M01MSS801.txt How to report an odlux issue ---------------------------- If you would like to report an odlux issue which you have noticed in the Graphical User Interface, please provide the following information: 1. **Description**: In which application you have noticed the issue? 2. **Environment**: - Which browser is used and the version of the browser. eg: *Google chrome - version 71.0.3578.80 / Mozilla Firefox.* - Which Operating system and version. eg: *Linux/ Windows 10 - version 1803.* - In which language you are using the application. - The application URL which is available on the browser address bar. eg: *http://hostname/odlux/index.html#/connectApp* 3. **Expected Result**: What is the expected result you are looking for? 4. **Actual Result**: What is the actual result you got? 5. **Steps to reproduce**: Describe the steps to reproduce the scenario. If possible, please provide the screenshots The above information helps us to analyze the problem quicker.