jabra 9470

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The RAC environment generates a large number of ONS processes, causing user process resources to run out and user Switching prompts resource temporarily unavailable

|grepons |wc–l16530This has finally found the root cause of the problem, and then we need to deal with that problem.Step two: ONS process analysisThe official ONS (Oracle Notification Services) explains the following a publish Andsubscribe service for communicating information on all FAN events its Mainly responsible for the communication between RAC nodes, is a very important service process, why a large number of the ONS process? ONS has thousand processes/threads and still increasing (documen

Install Firefox 16.04 beta in Ubuntu 48.0

Install Firefox 16.04 beta in Ubuntu 48.0 Mozilla Firefox test version 48.0 was recently released by the Mozilla team. A notable feature is the download of malware, the improvement of WebRTC technology, the new design of the result panel in the URL bar, and more enhanced protection.Mozilla Firefox 48.0 beta update log: New Enhanced protection against malware downloads WebRTC improvements: Delay-agnostic AEC enabled Full duplex for GNU/Linux and Mac OS X enabled ICE Restart Updat

Windows Embedded Standard 7 (WES7) system customization encountered problems (webcam, speaker, WiFi)

Due to the project needs, the WES7 system needs to be customized, delete all Windows words basically no problem, mainly encountered the following 3 issues:1. The camera does not work properly under the application template, even if the driver is installed;2. Jabra speakers are not available;3. Unlimited hotspot (SoftAP) cannot be opened with a command (Netsh xxxxxxxx)?? Problem solving:1. The camera can not be used because of the lack of a build, but

Five ways to find the process that "Domain Admin" is running

@type nbsessions.txt | findstr/i%n > NUL echo [!]%n was found logged into%iTechnology 5: PsExec shell Spraying technology for authentication token remote SystemsPsexec "Shell Spray" is to install the shell (usually Meterpreter) on hundreds of systems of the Psexec module in Metasploit, thereby using shared local management credentials. Many testers use this method to identify domain management tokens along with other Metasploit features. Although this is my least favorite technology, I think I

Oracle Learning Notes (11)

', 5000,1000,9468,10);Insert into teacher values (9470, ' ALLEN ', ' ASSOCIATE Professor ', ' 20-feb-16 ', 4200,500,9469,10);Insert into teacher values (9471, ' WARD ', ' Lecturer ', ' 22-feb-17 ', 3000,300,9469,10);Insert into teacher values (9581, ' JONES ', ' Professor ', ' 2-apr-2016 ', 6500,1000,9468,20);Insert into teacher values (9582, ' MARTIN ', ' ASSOCIATE Professor ', ' 28-sep-2018 ', 4000,800,9581,20);Insert into teacher values (9583, ' B

2. Backup with RMAN

$ backup_datafileV $ backup_redologV $ backup_setV $ backup_pieceV $ backup_deviceV $ controlfile_record_sectionThere is also a view that can roughly monitor the degree of RMAN backup. Use the following SQL script,The backup progress will be obtained.SQL> select Sid, serial #, context, SOFAR, totalwork,2 round (SOFAR/totalwork * 100,2) "% _ complete"3 from V $ session_longops4 where opname like 'rman %'5 and opname not like '% aggregate %'6 and totalwork! = 07. And SOFAR Sid serial # context SO

Link prefetching principle and performance testing

link tags support prefetch, and other tags such as user_pref("network.prefetch", false);However, the problem is that although this option is currently provided, most browsers have problems with this option. In other words, even if this option is enabled, prefetching may also occur. 4. Test whether your browser supports prefetching test prefetching Link prefetching performance test environment: Xiaomi 2: Cm browserandroid 4.1.1 System Site/Page load time Enable prefetching None pr

Link prefetching principle and performance test, linkprefetching

http and https, and prefetch is not supported for ftp. 2. Only html link tags support prefetch, and other tags such as user_pref("network.prefetch", false);However, the problem is that although this option is currently provided, most browsers have problems with this option. In other words, even if this option is enabled, prefetching may also occur. 4. Test whether your browser supports prefetching Test Prefetching Link Prefetching performance test environment: Xiaomi 2: CM BrowserAndroid 4.1.1

Keyword Survey of google keywords: website construction

The keyword survey will revolve around Baidu and Google's two major search engines. Search engines do not make their own algorithms public, so the Chinese webmaster all conclusions can only be drawn from the practice and comparison. Today is the Google Keyword: website construction Select Site Rankings 1, 2, 5, 10, 30 Google ranked number one ranked the second fifth ranked tenth rank 30 Yahoo links to url 9330 5169 7646 41834 54551 Yahoo point to the reverse link domain name

Fuel 30-minute quick-install OpenStack

environment OpenStack deployment, here to explain the installation process on the virtual machine to demonstrate the description. My environment is the HP Notebook folio 9470, in fact, is a common office notebook, the reader can modify the virtual machine configuration according to the actual machine situation, I gave my configuration for reference only.Installation InstructionsHardware requirements Enable virtualization support: Turn on Vir

Page Acceleration Chromium pre-loading prerendering

Manager, assume that you see a task that starts with PreRender, stating that your page is being prerender. watermark/2/text/ahr0cdovl2jsb2cuy3nkbi5uzxqvdhlwzw5hbwu=/font/5a6l5l2t/fontsize/400/fill/i0jbqkfcma==/ Dissolve/70/gravity/center ">PreRender Performance Test test Environment: Xiaomi 2 Android 4.1.1 Chrome Browser Site/page Load Time Enable prerendering None prerendering Improve (%) Www.cmcm.com Instant page

CentOS 7 Login with putty, Xshell remote connection and key authentication

=" Xssh "style=" Border-style:none;background-color:rgb ( 255,255,255); "/> Connection succeeded 650) this.width=650; src= http://note.youdao.com/yws/public/ resource/20ca759eb3ec9398f1e4207fd1569122/xmlnote/ee6c3c7b71a44c03a0d7cac2397db832/9419 "alt=" xssh Success "style=" Border-style:none;background-color:rgb (255,255,255); "/> 1.11 Putty Key authentication In the Start menu bar, locate the Puttygen tool under Putty. Click the Generate button and the mouse moves back

Fuel 30-minute Quick Install OpenStack (Graphics tutorial) _openstack

environment OpenStack deployment, here to explain the installation process on the virtual machine demo. My environment is HP Notebook Folio 9470, in fact, is the ordinary office notebook, the reader can modify the virtual machine configuration according to the actual machine situation, I gave my configuration for reference only. Installation Instructions Enable virtualization Technical Support: Open the Virtualization Technology support options in

Page Acceleration Chromium preloaded prerendering

. PreRender Performance Testtest Environment:Xiaomi 2Android 4.1.1Chrome Browser Site/page Load Time Enable prerendering None prerendering Improve (%) Www.cmcm.com Instant page 9470 100 Www.taobao.com Instant page 1112 100 The realization of Prerender in chromiumprerendering include kernel parsing HTML will trigger Htmllinkelement Parseattribute metho

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