splunk log file monitoring

. Abstract observer role: Defines an interface for all specific observers and updates themselves when receiving topic notifications. Specific observer role: This is a specific topic. When the internal status of a group topic changes, all registered observers send a notification. Specific observer role: Implements the update interface required by the abstract observer role, while aligning its status with the drawing status. Observer mode structure2. Implementation Abstract observer: package

can provide stronger database backup capabilities. After log shipping is configured, it can copy the entire database to another server. In this case, transaction logs are also regularly sent to the backup server for data recovery. This keeps the server in the Hot Backup state and updates the server when the data changes. Another server is called a monitoring server. It can be used to monitor shipping signa

;Log status of active, current state cannot be deleted, you need to manually switch the log until it can be deleted.Sql>alter Database drop logfile Group 9;Sql>alter database Drop logfile Group 5,group 6;To remove a member directive: ALTER DATABASE drop logfile member ' Sql>alter database Drop logfile member '/u01/oracle/oradata/orcl/redo07.log ';Sql>alter Databa

Use seek to monitor file content and print out changes:#/usr/bin/env python#-*-coding=utf-8-*-pos = 0while True:con = open ("A.txt") if pos! = 0:con.seek (pos,0) While true:line = Con.readline () if Line.strip (): Print Line.strip () pos = pos + len (line) if not Line.strip (): Brea K Con.close ()Use the tool pyinotify Monitor file content changes, when the file

center (where the database is primarily established, and the Administrator password)Step three, modify the monitor configuration file and compileThe main setting of the database connection information, need to monitor the Web directory with "/" End# Vim Src/conf/global.conf# CD release/# makeAfter running, the Falcon file is generated under the release folderFourth step, background running

Keywords: linux, monitoringIf you want to keep your server running at peak performance, you should set the Linux server's RunLevel runlevel to 3, which is the console mode, and use the STARTX command to start it when you need a graphical desktop. Modify configuration/etc/inittab to find Initdefault, change the ID: 5:initdefault to Id:3:initdefault.System management issues that need to be checked regularly Configuration Management Backup Test your backup

IntroducedThis article mainly introduces a kind of lightweight file monitoring method, the file Create change Delete, there is a corresponding event method for processing. For the core file monitor class, we inherited a listener adapter class Filealterationlisteneradaptor, which makes it easier to rewrite every event

parameters for INotify /proc/sys/fs/inotify/max_queued_events Default value: 16384 The value in this file is the maximum value allocated to the number of event queues that can be queued in the INotify instance when the Inotify_init is invoked. Beyond this worthy event is discarded, but triggers the In_q_overflow event /proc/sys/fs/inotify/max_user_instances Default Value: 128 Specifies the maximum number of inotify instatnces that can be created by e

Using shell scripts to monitor and manage Oracle databases will greatly simplify DBA workload, such as common instance monitoring, monitoring, and alarm log monitoring, and database backup, AWR report automatic mail, etc. This section describes how to use the shell script to monitor the Oracle alarm

only increase with can be deleted Chattr-a/var/log/messages minus-a property Lsattr/var/log/messages Viewing hidden properties You accidentally "manually" changed the login file, such as the/var/log/messages, you accidentally opened him with VI, leaving but issued: Wq parameters, hehe! Th

backup/differential backup is performed); BACKUP LOG database name with with NO_LOG or set the database option to "Simple Mode" (SQL 2008 only supports this method and does not support manual emptying of the log) 4 , experience Summary, precautionary measures and normative advice The automatic growth of the database, the proposed set to "**MB", reduce the use of "**%"; For databases that do not require bac

Author: Liu Zhiyong Guo conghui Logs should also be noted by users. Do not underestimate the importance of log files for network security. Because log files can record various daily events of the system in detail, you can check the causes of errors through log files, or trace the attackers when they are attacked or attacked. Two important roles of logs are review

Logs should also be noted by users. Do not underestimate the importance of log files for network security. Because log files can record various daily events of the system in detail, you can check the causes of errors through log files, or trace the attackers when they are attacked or attacked. Two important roles of logs are review and

Tags: cat config ast rip success user std file appThe monitoring logs and warning logs for Oracle 11g are all in the/opt/oracle/app/diag/tnslsnr/machine name/listener directoryWhere the warning log is in the alert directory, the listening log is under the trace directory. The log