This article describes using PowerShell to read system logs, which can be filtered by a number of factors, such as journal name, log type, and time. A cmdlet called Get-eventlog is available in PowerShell that can be used to read system logs.
Run this Get-eventlog cmdlet and try:
Copy Code code as follows:
The first log and last log written in EventLog when the machine was powered on and shut down were: 6005 and 6006.
timecreated Id leveldisplayname message
----------- -------------------------
8/18/2014 9:23:04 AM 6005 Information The Event Log service was started
8/ 15/2014 7:03:48 PM 6006 Information the Event Log service was stopped.
So according to the above information it is easy to get the machine bo
. NET Core logs [4]: Write logs into EventLog and coreeventlog
Windows-oriented programmers should not be unfamiliar with Event Log, so that many people refer to the Log, the first thing they think of is EventLog. EventLog not only records the logs of various events in the Windows system, but our applications can also use the provided API to write log messages to
C # EventLog class
The EventLog class provides the function of C # interacting with Windows event logs. Many times we can write logs to Windows event logs.
Description: EventLog allows you to access or customize Windows event logs. The EventLog class provided by C # allows you to read existing logs, write items to logs
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Operating System: Windows XP SP3
Development tools: Visual Studio 2008
Language: C #3.0.
. NET Framework: 3.5
InProgramYou often need to write the specified information (including exception information and normal processing information) to the log. In C #3.0, you can use the EventLog class to directly write various information into w
In a program, you often need to write the specified information (including exception information and normal processing information) to the log. From C #3.0, you can use the EventLog class (in the system. Diagnostics namespace) to write various information into windows logs. You can view the written windows logs in the management tools> Event Viewer.
The following is an example of using the EventLog class to
EventLog, whether for the administrator orProgramAlthough it is not a nightmare, it is still a very troublesome thing. Without looking at the tedious format of EVT files and directly operating the registry, unexpected problems will occur when you use. Net silly EventLog class.
Scenario:In Windows, due to security issues, many times our programs cannot run with administrator privileges. However, as we all
Writing a log file is prone to concurrent errors, but writing logs to system logs or databases does not.
The instance uses EventLog to write system logs:Code
Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->If (! EventLog. SourceExists ("Misc16 "))
{
EventLog. CreateEventSource ("Misc16", "RondiMiscLog ");
}
Reading and Writing EventLog (Event Log) in C # is quite simple,
Code The amount is also small.
1. Add system. Diagnostics name space;
Using
System. diagnostics;
2. Declare An EventLog class instance.
EventLog Eventlog;EventLog
=
New
How to output trancelog and EventLog to storage on windowsazure
1. modify web. config to enable a diagnostic listener.
2. Start the diagnostic listener in the onstart function.
Public override bool onstart () {diagnosticmonitorconfiguration diagconfig = diagnosticmonitor. getdefaultinitialconfiguration (); // trance log diagconfig. logs. scheduledtransferloglevelfilter = loglevel. verbose; diagconfig. logs. scheduledtransferperiod = system. timespa
Case Environment:Operating system: Microsoft Windows Server 2003 Standard edtion SP2Database version: SQL Server 2005 Standard Edition SP4Case Description:After the server restarts, the MSSQLServer service restarts automatically, but the SQLServerAgent service fails to start (of course, the SQL Agent service startup type is auto-start (Automatic)), which is the second time this server has encountered this situation. The first encounter was not too careful, thought it was only a special case, unt
I used petshop to change a website,
Program When an error occurs, the error "the registry cannot be accessed" is fixed,
------------------------------------------------------------------------
{
EventLog m_enentlog = NULL;
Row 14: If (! (
EventLog. sourceexists (error_log_source )))
Row 15 :{
Row 16: EventLog. createeventsource (error_log_source, "application "
Before installing the system to do a ghost, in order to achieve perfection, every time you do ghost will manually clear the Event Viewer all Windows EventLog log.
Later, after using Windows 2008 r2/win7, the incident was much more complicated, so it was out of control.
Then some colleagues asked how to clear them all, because one by one, at the Microsoft level there are many directories, to completely clean up half an hour, and then after the remova
Release date:Updated on:
Affected Systems:ManageEngine EventLog Analyzer 8.6Description:--------------------------------------------------------------------------------ManageEngine EventLog Analyzer is a security information and event management software.
ManageEngine EventLog Analyzer 8.6 and other versions do not properly filter the "j_username" GET parameter
Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Using system;
Using system. diagnostics;
Using system. Threading;
Class mysample
{
Public static void main ()
{
// Create a log source to check whether the log source already exists
If (! EventLog. sourceexists ("My log source "))
{
// The log source of one time cannot be used immediately after creation.
// The recovery time is required to ensure t
event occurs. in our example, the event log file parameter is an optional parameter.
Our script is very simple. we simply create an object for WMI, which allows us to get the event log notification object. the notification event object we are looking for is based on the parameters we pass to the script. by passing a simple query similar to SQL, we narrow the scope of the notification type we are looking. once this object is created, we call a method to wait for the expected event to happen.
First, let's take a look at some concepts of system logs, as shown in:
When writing system logs, you must specify the event source. Then, the system determines the log under which the event source is registered and adds an event to the log. Using the EventLog class, you can easily add an event:
Copy content to clipboardProgramCodeProgram code
EventLog. writeentry ("ABC", "Hello world! ", Eventlo
Error messageToday, when maintaining the Web SERVER (Windows 2003 Enterprise Edition SP2 + SQL server 2000 + ASP. NET) of the group company, an error was reported as soon as I logged on to the system:Event Type: ErrorEvent Source: SQLSERVERAGENTEvent Type: Alert EngineEvent ID: 318Date: 2011-2-16Event: 21: 44: 52User: N/Computer: Siutung. OrgDescription:Unable to read local eventlog (reason: the event log file has been changed between reads .).Event T
Before installing the system to do a ghost, in order to achieve perfection, every time you do ghost will manually clear the Event Viewer all Windows EventLog log.
Later, after using Windows 2008 r2/win7, the incident was much more complicated, so it was out of control.
Then some colleagues asked how to clear them all, because one by one, at the Microsoft level there are many directories, to completely clean up half an hour, and then after the removal,
Operating system: Windows XP SP3
Development tools: Visual Studio 2008
Language: C # 3.0
. NET framework:3.5
It is often necessary to write the specified information, including exception information and normal processing information, to the log in the program. You can use the EventLog class to write all kinds of information directly to the Windows log in c#3.0. The EventLog class is in the System.Diagno
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