logstash log file location

" Log_error " ; +---------------+------------------------------+| variable_name | Value |+---------------+------------------------------+| log_error |/app/log/mysql/error.log |+--------- ------+------------------------------+1inset (0.00 sec)#启用错误日志, by default the file name is: Hostname.err#下面2种方式均可进行错误日志的配置--log-error=file_name #命令行选项

parameter file: all parameter files are usually under $ORACLE _home/dbsSqlplus query statement: show parameter spfile;Network connection files: $ORACLE the _home/dbs/network/admin directoryControl file: SELECT * from V$controlfile;Data files: typically recorded in oracledata/instancesSelect file_name from Dba_data_files;Log files: typically recorded in oracledata

# repeat the configuration file Then visit to see if the log file is the same as our custom content: The access logs of the status page record the ip address, user name, time, request method, accessed page, and page status code (because "-" is not added during definition, the effect is not very good), the browser used by the client, and the proxy server (the lo

Oracle redo log file (Code instance), oracle Log File 1. query information about the redo log file group. select group#,sequence#,members,status,archived from v$log; 2. query the infor

execute a flush logs statement or mysqladmin flush-logs or mysqladmin refresh, the log is refreshed. Error log The error log file contains information about mysqld startup and shutdown, and any serious errors that occur on the server during running. If mysqld dies inexplicably and mysqld_safe needs to be restarted, my

The server transaction log (Transaction logs) is a very important but often overlooked part of the database structure. Because it is not as active as the schema in the database, few people are concerned about the transaction log. The transaction log is a record of changes to a database that can record any action against the database and save the record results in

Hosts is what file, host file storage location, in fact, hosts is a no extension of the Windows system files, you can use Notepad and other tools to open, the role is to some commonly used Web site domain name and its corresponding IP address to establish an association "database", When the user in the browser to enter a need to

destinations at the same time.2. Configure the log information output destination Appender, whose syntax is:Log4j.appender.appenderName = Fully.qualified.name.of.appender.classLog4j.appender.appenderName.option1 = value1...Log4j.appender.appenderName.option = ValuenAmong them, LOG4J provides the following types of Appender:Org.apache.log4j.ConsoleAppender (console),Org.apache.log4j.FileAppender (file),Org.

Tags: success log where body Oracl installation path Direct Linu manFirst, view the file installation path:Since there is more than one place to install the software, all the paths (addresses) that are first said to view the file installation.Here's an example of Oracle. For example, I installed Oracle, but do not know where the files are installed, in which fold

What is the Hosts file? Hosts is a system file without extensions, you can use Notepad and other tools to open, its role is to use a number of commonly used Web site domain name and its corresponding IP address to establish an association "database", when the user in the browser to enter a need to log in to the URL, The system will first automatically find the c

/oradata/prod/onlinelog/o1_mf_1_b2255npg_.log1 ONLINE/u01/app/oracle/fast_recovery_area/prod/onlinelog/o1_mf_1_b2255nxl_.log6 rows selected.1. When a data file in a log group is lost, the online operation, first added, then deleted;ALTER DATABASE add logfile member '/u01/app/oracle/oradata/prod/onlinelog/o1_mf_2_b_.log ' to group 2;ALTER DATABASE drop logfile mem

restore the database, and then use binary logs to restore the database) format, such as mysqlbinlog filename. number | mysql-u root-p Note: Restore first if the number is small, for example, mysqlbinlog mylog.000001 | mysql-u root-pmysqlbinlog mylog.000002 | mysql-u root-pf, temporarily stop the binary log function, such as: set SQL _LOG_BIN = 0; restart the format: set SQL _LOG_BIN = 1; 2. The default error log