Chapter 16 Troubleshooting

This chapter explains how to investigate problems that may occur with this product.

If a problem occurs on a system that uses this product, collect the data required by Fujitsu technical staff to determine the cause of the problem.

The troubleshooting data for this product is described below.

Logs

This section describes the logs generated by this product.

Logs are output for each process.

The process-specific logs are shown in the table below.

Refer to the information provided by Apache Hadoop for details on the logs specific to Apache Hadoop.

Table 16.1 Log types and storage locations
Log type	Log file and storage location
Install/uninstall logs	/var/tmp/bdpp_install.log
Logs for setup/removing setup	/var/opt/FJSVbdpp/log/bdpp_setup.log
Start and stop processing logs	/var/opt/FJSVbdpp/log/bdpp_hadoop.log /var/opt/FJSVbdpp/log/bdpp_pcl_hadoop.log
Slave server addition and deletion processing logs	/var/opt/FJSVbdpp/log/bdpp_ROR.log
Command logs	/var/opt/FJSVbdpp/log/commandName.log

Troubleshooting data collection tools

This section describes the Interstage Big Data Parallel Processing Server troubleshooting data collection tools.

Execute the tools shown in the following table, and collect the output results as the troubleshooting data.

Table 16.2 Troubleshooting data collection tool types and location where the data is stored
Troubleshooting data collection tool type	Troubleshooting data collection tool and location where the data is stored
Installation configuration display tool	/opt/FJSVbdpp/bin/sys/bdpp_show_config.sh
Installation status display tool	/opt/FJSVbdpp/bin/sys/bdpp_show_status.sh

Functionality-specific troubleshooting data

The troubleshooting data for specific functionality incorporated in this product must also be collected if a message described in "E.3.2 Other Messages" is output to this product's logs or to the system log (/var/log/messages).