1. ADDM provides an overall optimization solution. Based on AWR snapshots for a period of time, you can perform ADDM analysis to diagnose possible database bottlenecks during this period. It does not need to be installed, and the analysis results are automatically provided. statspack needs to be installed, and the generated analysis report needs to be analyzed by DBA.1. the ADDM tool requires that the system parameter statistics_level be set to typica
There is no doubt that it's expensive to buy a luxury car like Porsche. But sometime, its repair bill would cost you much more. Most Porsche owners has ever been shocked by the number shown on their auto repair bill.That's why + and more Porsche owners was trying to fix their cars themselves. Among all theOBD2 ToolsFor Porsche,Piwis Tester IIIs the most powerful and popular one. Porsche Piwis Tester II is user-friendly and can be handled by any fresh Diyers who does not know much about mechanics
Recently I have made some annoying things. Basically, I want to obtain data similar to that in the DirectX diagnostic tool dialog box. Here, I tried my best to find it on the Internet. This is generally the case when we are not familiar with this aspect. I found a bunch of messy information. For example, to obtain system information, you can use getverionex to obtain memory information. You can use function
:1539615854095$Then you can order various kinds of gestures to get a variety of ...Summarize:
Before installing Arthas, you need to install JDK, configure environment variables such as Java_home, and Telnet. Unzip look at the situation, if you finish the decompression and then upload to the server, also line ...
Do not know whether it is a bug or God horse situation, according to the steps of the document once again installed on the test server, the program runs normally, there is n
Robert said:Ok, so I bought a Lexia3 interface from eobd2.fr in 2010. I have had no issues over the past 5 years on my Citroen XM. It is use have been primarily as a maintenance tool 2 or 3 times a year to be sure everything are OK with my car. I had pulled a fault code with it when the airbag came on. Erased the code and the light were turned off, never come back.Gilbert said:The Lexia3 V48 works on both my 2002 2.0 HDI and 2004 2.0 HDIs.Frank said:M
can be seen from the Vmstat, the CPU spends most of its time waiting for Io, possibly due to a large number of random disk access or disk bandwidth caused by, Bi, Bo also more than 1024k, should have encountered an IO bottleneck.2.2 IostatThe following is a more professional disk IO diagnostic tool to see the relevant statistics.Its related fields are described below:RRQM/S: The number of read operations p
Tags: Oracle RDARDA is the short name of the remote Diagnostic Agent, the tool that Oracle uses to collect and analyze the database, and the tool does not change any of the system's parameters, and the data collected by RDA is comprehensive and can be used for Oracle patrol and daily monitoring analysis. The tool suppo
First, IntroductionSystemtap is an open source software that troubleshoots performance or functionality issues with Linux systems. It makes it easier and easier to diagnose the Linux system at runtime. With it, developers or debuggers no longer need to recompile, install new kernels, reboot, and other annoying steps.In order to diagnose system problems or performance, developers or debuggers only need to write some scripts and then use the command-line interface provided by SYSTEMTAP to diagnose
its time waiting for Io, possibly due to a large number of random disk access or disk bandwidth caused by, Bi, Bo also more than 1024k, should have encountered an IO bottleneck.2.2 IostatThe following is a more professional disk IO diagnostic tool to see the relevant statistics.Technology sharingIts related fields are described below:RRQM/S: The number of read operations per second for the merge. Delta (rm
There are many performance analysis tools on Linux, and a system performance expert, Brendan D Gregg, was found on Weibo, and a talk and slideshow on Linux performance was released at the recent LinuxCon NA 2014 conference. Compared with last year, this year increased the testing and optimization of the two parts. I have been programming for many years, the tools are only used, no in-depth research. Subsequent to these tools into the analysis, the first Guide group of students in the actual proj
What is Lenovo server inspection tool and how to download and use it?Solution:Lenovo server inspection tool is a green software with no installation and no downtime. It can help users automatically collect Lenovo server hardware and related logs of supported operating systems, archive the collected raw data packets to
Lenovo server inspection toolIt is a green software with no installation and no downtime. It can help users automatically collect logs of Lenovo server hardware and supported operating systems, archive the collected raw data packets to send the data to Lenovo technical support personnel for analysis.This tool V1.0 supp
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