android diagnostics

write your own diagnostics library unless you understand what the framework has already provided. System.Diagnostics.Debug, System.Diagnostics.Trace, and System.Diagnostics.EventLog classes provide all the tools you need to create diagnostic information when you run the program. The first two classes of functionality are basically the same. The difference is that the trace class is controlled by the preprocessor trace, and the Debug class is control

Using the Windows Memory Diagnostics tool: According to the above prompts, we select the recommended default first one, save now need to save the document and work after we click: Reboot now and check the problem (recommended) All operations are automatic, and then the computer restarts and logs on to the following interface: This is the memory diagnostics interface that is in progress.

Oracle| Notes | performance Oracle Performance Diagnostics-Learning Statspack Notes (ii) [Overview] Author: Liu Yingbo Time: 2004-3-3 Mail:liuyingbo@126.com, please correct me. Reprint please indicate the source and the author Oracle Performance Diagnostics involves objects A. Servers, networks, and disks (external environment) b. Example (SGA, background process) C. Objects (table, index, p

When we want to analyze the exception in the IIS PRD environment, and have no clue to the problem, and do not have the right to directly hit the log code. This is the time for debug Diagnostics Tool WinDbg to show great prowess.Debug Diagnostics ToolInstallation method Heroes Please Baidu, focus on the capture of the dump file.The first is the selection of the crawl program, I certainly want to catch IIS a

Introduction Every person who uses the stopwatch class in the system. Diagnostics namespace for performance optimization will encounter some troubles sooner or later. As you can see, tests with the same function on the same computer may differ from 25% to 30% during running time. This article describes how to use the stopwatch class to design a single-thread TestProgram0.1%-0.2% accuracy. With this precision,AlgorithmCan be tested and compared. Ba

CRS-0184: CannotcommunicatewiththeCRSdaemo diagnostics CRS-0184: Cannot communicate with the CRS daemo diagnostics After restarting the server, the user finds that a node in RAC cannot view the RAC status.An error occurred while checking the RAC status../Crs_stat-tCRS-0184: Cannot communicate with the CRS daemoBecause it cannot communicate with crs, check the crs health status first.[Oracle @ oms bin]

When IIS diagnostics-Debug diagnostics is used to analyze the memory leak of the w3wp process, creating full-user dump alone is ineffective. We should first let it monitor memory leak, however, I was told on the company's Windows 2003 Server today that I could not monitor it. Then I asked the gtec's Niu Ren lixiong for the reason that the settings are as follows: What is depressing is that after I insta

App performance testing diagnostics and optimization-guessing nature through phenomenaThis period of time busy to help a city firm in Beijing Mobile performance test, because the mobile IPD, mobile phone, etc. are wireless devices, and the customer is facing the country users to provide mobile app support, in order to more realistic simulation test, I communicate with Project manager of the project directly in Xiamen by borrowing LR tools from the wir

: Number of swap pages from memory swap to disk, in units:KbSeconds(4)Linux Memory monitoringIoBlock device:Bi: The number of blocks sent to the block device, in blocks per second.Bo: The number of blocks received from the block device, in blocks per second.(5)Linux Memory monitoringSystem system: in: interrupts per second, including clock interrupts. cs: The number of environment (context) conversions per second. (6) linux Memory monitoring cpu CPU: cs: time the user process used s

Failure phenomenon: Lenovo Yang Tian Integrated machine S700, the installation of professional financial management software needs to open the Diagnostic Policy Service debugging system, due to excessive optimization, resulting in the Windows 7 System Diagnostics Policy Service is disabled cannot open. Reason Analysis: Because of the use of some optimization software, the Diagnostic Policy Service for the Windows 7 system is disabled, prompting the

Many diagnostics tools require the use of the CLR profiling API, even those that are not strictly profiler-critical. So, if you ever wanted to know how these tools work, then understanding the analysis of the API would be a good start. In this column, you'll see how they work, and learn some helpful tips and tricks. You will also find some basic resources in the "Other Analysis resources" sidebar. To use the CLR profiling API, you need to use an unma

Wireless network, the most annoying thing is the network Unicom and wireless network slow problem, in fact, wired network or wireless network is good, use up is not very big problem, the most critical is the troubleshooting, in fact, when encountered problems, you can use the Win7 system with the network diagnostic tools to solve their own network problems. 1. Access to Windows Network Diagnostics In the current popular Windows 7 as an example, righ

If you encounter some system failure problems on the Win7 flagship 64-bit system, the user will not be able to resolve the problem by using the Diagnostic Policy service for the Windows system. However, when the user uses the diagnostic Policy service, it is prompted that the Diagnostics Policy service is not running. What should we do in this situation? This is mainly because the system uses some optimization software, so when using diagnostic policy

Today, Google Chinese Webmaster blog published an official report, we are pleased to announce that we will host an online site diagnostics, Google free to help you diagnose the site, Google will analyze the specific users of the site submitted, and give us suggestions for improvement, This site is for the non-profit public service website. Google official said: In order to be fair, we only accept the non-profit web site applications, but we bel

not open........-Ping,telnet,traceroute ....TOP,TOP-HP pid,jstack pid ....Jstat-gc,gcutil,gccapacity pid ...jmap-dump:format=b,file=/opt/.... tail, DF-LH ....NETSTAT-NATP .........There is no unified solution to production problems, concrete analysis of specific problemsMemory View: JstatThread condition view: top-hp PIDCPU Views: JstackNetwork views: netstatActual problem Analysis:Online View server condition analysis get memory dump get JavacoreOffline analysis tool debugging analysis Memory

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

Oracle configuration database diagnostics Environment: RHEL 6.4 + Oracle 11.2.0.4 1. Set ADR2. Use Support Workbench3. Restore Block Media1. Set ADR1.1 to view v $ diag_info Viewv$diag_infoDiagnostic database information: col value for a70col name for a35set linesize 140select * from v$diag_info;SQL> select * from v$diag_info; INST_ID NAME VALUE---------- ----------------------------------- ----------------------------

The operating system used is Windows moible 2003 se. In this version, system. Diagnostics. process. Start () cannot be used to run program 1 using system; 2 using system. runtime. interopservices; 3 4 class execsample 5 { 6 public class processinfo 7 { 8 Public intptr hprocess; 9 Public intptr hthread; 10 public int32 processid; 11 Public int32 threadid; 12} 13 14 [dllimport ("coredll. dll", setlasterror = true)] 15 private extern static int CreatePro

causes the temp led to light up. 1. Check the error log to determine where the temperature is too high. If the fan fails, please replace it.2. Make sure the room temperature is not too high. Learn about temperature information.3. Make sure the ventilation holes are not clogged. Annotations:　　　　REMIND button: Press this button to reset the system error led on the operator information Panel and place the server in a reminder mode. In the alert mode,The fault is not cleared but the

server (or network)?2, if the request response time is longer? Analysis from the application server or the network.3, the application server side, the main analysis is there obvious SQL waiting, blocking? Identify bottlenecks in the application system or the database server?4, if SQL blocking, the performance view of the analysis DB, AWR, the performance counters on the DB server, and so on.5. If SQL does not have obvious blocking, use Redgate to analyze the application server thread or crawl d