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Generate awr report and awr report References: Http://343766868.blog.163.com/blog/static/48314056201110124513396/Overview Oracle stores critical system statistics and load information at a certain frequency to generate snapshots. All snapshots are

Recently, I was in the project, at the scene met customers gas meter accumulation of millions of per day, one months to accumulate the degree of the meter will exceed the upper limit of the instrument, so customer 25th must be cleared every month.

Linux After installing linux and configuring linux Startup, if you choose to start it to the graphic interface during installation, you should now see the login window. Enter your username and password (haha, set during installation, don't forget !)

Manual Start Mmon Process1.Failure Phenomena# Some hot guy gets business people to reflect system slowness,RAC Environment# Generate AWR Report found node 1 no data# Query Snapshot view, found that only node 1 does not have snapshot records , node 2

Article Title: Linux Security Settings manual. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Author: H2KILL 　

Back up a bit more handy configuration fileSet sw=4Set ts=4Set ETSet SmarttabSet SmartindentSet LBRSet FO+=MBSet SMSet selection=inclusiveSet WildmenuSet Mousemodel=popupAu FileType php setlocal dict+=~/.vim/dict/php_funclist.dictAu FileType css

Map : Call Saveinputdata () func! Saveinputdata ()Exec "Tabnew"exec ' normal ' +GP 'Exec "w! /tmp/input_data "Endfunc"ColorScheme Torte"ColorScheme Murphy"ColorScheme Desert"ColorScheme Desert"ColorScheme ElflordColorScheme RonThe Set

Map : Call Saveinputdata () func! Saveinputdata ()Exec "Tabnew"exec ' normal ' +GP 'Exec "w! /tmp/input_data "Endfunc"ColorScheme Torte"ColorScheme Murphy"ColorScheme Desert"ColorScheme Desert"ColorScheme ElflordColorScheme RonThe Set

Once, it was tortured by the system () function, because the system () function was not well understood. Simply knowing that using this function to execute a system command is not enough, it is not sufficient, its return value, the return value of

Once, it was tortured by the system () function, because the system () function was not well understood. Simply knowing that using this function to execute a system command is not enough, it is not sufficient, its return value, the return value of