The log file sync (Log File sync) Wait event has a parameter: Buffer #. In Oracle Database 10 Gb, such wait events are located below commit wait events. When processing Log File sync wait events, pay attention to the following ideas:◎ Log File sync wait time is related to th
What if the event log file is corrupted?
As one of the administrative tools included in the Microsoft Management Console, Event Viewer is used to maintain log information on your computer for related programs, security features, and system events. You can browse and manage event
Tags: io os on admin SQL window C Windows method1, IP address is not configured correctly:Open the SQL Server Configuration Manager under Microsoft SQL Server 2005 Config tool, select the MSSQLSERVER protocol, and then double-click TCP/IP in the right window to check the configuration in the pop-up window.2, may be caused by the VIA protocol enabled. Here's how to fix it:Additionally, the Administrator password modification can cause the SQL Server service to fail to start. Here's how to fix it:
, then this may cause the LGWR process can not get the CPU, will be queued, obviously, this will inevitably lead to log file Sync or log file parallel write waits The increase. Note: Oracle also has the ability to control the CPU prioritization of a process by means of an implicit _high_priority_processes. In a system where the CPU is relatively scarce, it can be mitigated by setting this number of paramete
Log files are part of the operating system, so there must be an application programming interface (API) to support logging
Instance:
HANDLE h;if ((h = RegisterEventSource (Null,text ("metalive")) = = NULL){return FALSE;}Const char* PS = "PSZS1PSZS2PSZS3";WORD Wtype=eventlog_error_type;//eventlog_information_type;DWORD dwid=5001;int ISTR = 1;BOOL BRet;DWORD DWORD;if (h){Bret=::reportevent (H,Wtype,0,Dwid,NULL,//SIDISTR,0,ps,NULL);
Dword=::getlasterror
You can use the Event Log Service in the event viewer to view the computer's on and off time. Because the Event Log service starts and closes along with the computer, and records the event log
Wait for the event log to wait for the event solution.
I insisted on reading three sets of RAC AWR every day and summarized it.
Query the SQL statement of the log wait event:
9i: select * from v $ event_name where name like '% log
Label: style using Io strong file data problems ar I insisted on reading three sets of RAC AWR every day and summarized it. Query the SQL statement of the log wait event: 9i: Select * from V $ event_name where name like '% log %'; (about 14)10g: Select name, wait_class from V $ event_name where name like '% log %';
By default, ASP. Net does not have the permission to write system logs. To write system logs in ASP. Net, you must have the permissions first. We can solve this problem by setting or modifying the Registry Permissions.
Method 1: "START-> Run", enter the command, "regedt32", and find "System-> CurrentControlSet-> Services-> Eventlog ", select "security"> "Permissions"> "add", find the "AspNet" user on the local machine, add the user, and grant the read permission, an "aspnet_wp account" is added
Tags: advanced CAD reader VPD NTS member record security event writeHere I have prepared 2 systems, a Windows Server R2 domain control server DC01, a SQL on CentOS7 SQL database serverFirst I use SQL Manager Studio to connect to the SQL database server to create a database that needs to hold the Windows forwarding event log "Eventcollections"CREATE DATABASE event
formats, such as API Blueprint, IO docs, or swagger. What is exciting about this is that we now have a viable and competitive ecosystem in the choice of design, and it has the hope of building a consensus on RESTful API design and specifications.
Requirements for API samples
The function of this sample API that we are going to design is to record the event log in a stream to support the online analysis a
WIN8 View the System event log in the following ways:
1, press the shortcut key WIN+Q opens the application interface, selects the control Panel, enters the control panel, clicks "The system and the security".
2, click "View Event Log".
3, the second way to enter the
The Windows event log database contains an object that the author calla floating footer. it will be positioned at the offset where the next record will be written. this floating footer object contains metadata that is maintained in real time. the four fields (four 4-byte fields) of metadata in the floating footer are, respectively, the offset to oldest record, the offset to next record, the record number of
Tags: style http color os using IO strong for ARfrom the white master (eel with) to log file sync waiting event Optimization summary, for you puber to learn the reference:The log file Sync average wait time exceeds 7ms, if the waiting time is too long, it means that log write is too long each write, if you can optimize
Operation Steps:
1, SSH connection to the IMM management port (username and password with the Web login)
2. Show all logs
System> readlog-a
3, available TFTP or SFTP server to save the log
system> readlog-a-I IP address-l filename
Report
System> Readlog?
Usage
Readlog [-options]-Display the IMM event log entries from most recent to oldest, five entries a
The first step is to create the following two log tablesPress CTRL + C to copy the codePress CTRL + C to copy the code CREATE TABLE ' General_log ' ( ' event_time ' timestamp not NULL DEFAULT current_timestamp on UPDATE Current_ TIMESTAMP, ' user_host ' mediumtext not NULL, ' thread_id ' bigint (+) unsigned not null, ' server_id ' int (10) unsigned not NULL, ' command_type ' varchar ($) NOT null, ' argument ' medi
Permissions for the event log are driven through the registry. Each event log has an entry in the registry under the following key:
HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ EventLog
To allow the ASP. net account access to create an event source, you need
Applicable:Microsoft _ WINDOWS _ SharePoint ServicesMicrosoft Office SharePoint Portal Server 2003
Summary: Use this article and sample code to enable the document library event log message in Microsoft Windows SharePoint Services. This document describes how to create an event handler for use in Microsoft Windows SharePoint Services. Download the sample code and
1. AWR report for the first 7 days of 2018-09-26 (Oracle usage is 4,022.34/6,179.76/24=2.71% during this period)The most notable problem is the log file sync wait event, which is accompanied by the log file parallel write wait event, which is also relatively high, initially judging this database operating system I/O us
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