android diagnostics

CentOS performance diagnostics latest tool command set# View the current system load uptime # view the system status and system resource usage of each process top # visually display the CPU usage htop # view the load information of each CPU mpstat-p all 1 # view disk IO statistics every 1 second iostat-xkdz 1 # view virtual memory usage information every second vmstat 1 # view memory usage statistics free # view network usage information nicstat-z 1 #

Oracle GoldenGate (OGG) diagnostics This document briefly lists the issues that are frequently seen when using Oracle GoldenGate (OGG) and the diagnostic steps and tools. It describes the key file used to find the cause of failure for the OGG Group. Understanding how OGG captures and transfers data helps you understand why problems occur and how to avoid them. Correct installation and configuration of OGG, combined with logs, can greatly help solve th

Open the Start menu, Control Panel, in the System and security, select Find and solve problems; Turn on the hardware and sound, under the sound option, choose to play the audio, in the Play Audio dialog box, click Next; In the Failure dialog box, select Headphones and click Next; At this point, it gives the diagnostic information: the peripheral is not plugged in, and the recommended fix: Plug in the speakers or headphones. At this point, if you insert headphones or speak

oracle| execution Oracle Diagnostics Case-job task stops executing Last Updated:friday, 2004-11-26 9:48 eygle Yesterday, a researcher reported that the database timed tasks did not perform properly, causing some operations to fail. began to intervene to deal with the accident. System environment: SunOS DB 5.8 generic_108528-21 sun4u SPARC sunw,ultra-4 Oracle9i Enterprise Edition Release 9.2.0.3.0-production 1. First step in checking database

Since the popularity of SEO diagnostic services, prices have not been uniform, this is because each site is not the same situation, the problem is naturally different, there are difficult to easily, this also depends on each webmaster and the situation of the site, so the provider of SEO diagnostic services will only say how much the start price, But will not give the site rules dead, what type of site is how much money, do webmaster should understand, this is not to be stipulated, according to

they study the SEO techniques include hair outside the chain of mass software, heard quite to force, I believe that the early research and development is very time-consuming, because one is to consider the basic function of mass, one is to consider the release of the link has a high quality of many factors, But it is definitely a long-term revenue project, and his software has heard that it has bought a 5-digit number, which is a pretty scary data. In fact, the national level is also the SEO ou

oracle| Notes | server | statistics | performance Oracle Performance Diagnostics-Learning Statspack Notes (iv) [Extended Statspack Collection Server statistics] Author: Liu Yingbo Time: 2004-3-22 Mail:liuyingbo@126.com, please correct me. Reprint please indicate the source and the author Note: Because Statspack does not have all the information needed to fully analyze performance issues, it needs to extend its collection server statistics.

Oracle| Notes | performance Oracle Performance Diagnostics-Learning Statspack Notes (iii) [Classification of tables] Author: Liu Yingbo Time: 2004-3-10 Mail:liuyingbo@126.com, please correct me. Reprint please indicate the source and the author Description: Statspack does not capture all the information needed to fully analyze performance issues. In particular, the problem is external to databases such as DISK,RAM,CPU and network. Classi

Detection and Resolution (CDR) 2Lesson 18: Configuring Conflict Detection and Resolution (CDR) 3Lesson 19: Configuring Conflict Detection and Resolution (CDR) 4Lesson 20: Configuring Online Data Synchronization 1Lesson 21: Configuring Online Data Synchronization 2Lesson 22: Implementing database initialization with a databaseLesson 23: Implementing database Initialization with GoldengateLesson 24: Database initialization with database Tools for loading data from filesLesson 25: Mapping and mani

memory. It can also be used as one of the reference indicators when making memory bottleneck decisions. 　　 Summarize The above mentioned several memory bottleneck pressure judgment indicators, but also only involves a part of memory-related counters, of course, including but not limited to the above values . If you do a memory bottleneck, you can have more reference values, The previous article also said, under memory pressure, SQL Server is a self-tuning application, and the value of each cou

, buffer_gets, disk_reads, Parse_calls fromV$sqlareaWHEREBuffer_gets> 10000000 ORDisk_reads> 1000000ORDER byBuffer_gets+ - *Disk_readsDESC;--most CPU-intensive SQL statements in the last 10 minutes:SelectSql_text from ( SelectSQL_ID,Count(*) ascn fromv$active_session_historywhereSample_time>Sysdate- Ten/ -/ - andSession_type 'BACKGROUND' andSession_state= 'On CPU' Group bysql_idOrder bycndesc) Ash, V$sql swhereash.sql_id=s.sql_id;--The most recent 10-mi

Use only the page trace of log4net and Asp.net. Recently, SSO failed to use CAS and found that its log was not output to the file. It took some time to add the following configuration to Web. config: Note: The Source Name must match the full log name, and cannot be automatically matched with the namespace level in the same way as log4net. System. Diagnostics > Sources > Source Name = "Dotnetcasclient. httpmodule" Switc

In the scene open the Diagnostics menu under the Web page diagnostics function, you can get the page analysis photos. Through this diagram, the composition of the transaction can be analyzed cobwebs, to get the analysis of each request time that makes up this page, and to further understand the distribution relationship between network and server processing time in response time. Through this function, can

The Discuz Open Source Forum project, which has been the creation of virtual user scripts (Generator) and scenes (controllers), has now finally reached the LoadRunner Performance test results Analysis section.LoadRunner One of the most important charts in the analysis chart function is the Web diagnostic subdivision , which needs to be set in the menu bar before the Controller scene is designed to run the Web Diagnostics feature (diagnostic - Web

Open a component of Microsoft Office 2007, take Word 2007 For example, click the Office logo button, select Word Options, and then select resources → diagnostics → continue → start diagnostics (if you cannot run an Office program, you can click Start menu, point to All programs → Microsoft Office → Microsoft Office Tools, and then click Microsoft Office Diagnostics