elasticsearch performance tuning

; by observing, in this case, there is no hardware bottleneck in the problem.2, network bottlenecks, can be determined by viewing the network utilization, a lot of ways, here is not introduced; but if it is in the LAN, and this is just a Web service type Web site, and the video class site is different, so in this case there is no network problem3, Linux operating system bottlenecks, Linux on the performance of the design to the kernel parameters too m

excerpt from: http://uule.iteye.com/blog/2114697Summary of JVM garbage collection and performance tuningSeveral strategies for tuning the JVMFirst, JVM memory model and garbage collection algorithm1. According to the Java Virtual Machine specification, theJVM divides the memory into: New (Young Generation) Tenured (old generation) Permanent generation (Perm) Where new and tenured belon

Talking about linux Performance Tuning 12: Red Hat optimization strategy Tuned talking about linux Performance Tuning 11: Memory Allocation Management http://www.bkjia.com/ OS /201307/228761.html Red Hat launched a dynamic tuning solution, you can use different

In earlier articles, the detect methodology in performance tuning was mentioned, and the Detect methodology was briefly reviewed here.Discover the problem: finding problemsExplore The conditions: Reasons to exploreTrack down possible approaches: providing a possible solutionExecute the most likely approach: perform the best possible solutionCheck of Success: Confirm success (if not successful, repeat the ab

AnglarJS, as an excellent Web framework, can greatly simplify the burden of front-end development. This article introduces seven suggestions for performance tuning of AngularJS, involving angularjs Performance Tuning knowledge. If you are interested in this article, learn about AnglarJS as an excellent Web framework, t

SQLServerProfiler-performance tuning has enough reason to become a hot topic. Today's fierce competition in the business field, if users think that an application is too slow, they will immediately turn to another vendor. To be full SQLServerProfiler-performance tuning has enough reason to become a hot topic. Today's f

The author of this book is a leader in Java performance and Java HotSpot virtual machines, helping you to use modern soft practices to improve your practical life by summarizing energy, avoiding common mistakes, and tips and tricks.Using G1 to overcome the limitations of parallel, serial, and CMS garbage collectors learn about the various stages of G1 GC collection, including the young generation and the old era fine

The following articles mainly describe the ultimate SQL Performance tuning Technology of DB2, including the impact of pointers on the Performance of DB2 databases, DB2 performance tuning technology and a detailed description of more future

Author: (US) Tony Andrews Translator: Chen Yong Yang Health Series name: Chapter Hua programmer library Publishing House: Machinery Industry Publishing House ISBN: 9787111425021 shelving time: -6-4 published on: July 4,: 16 webpage: 86 versions: 1-1 category: more about computers> DB2 SQL Performance Tuning tips computer books DB2 SQL Performance

Trust a lot of friends, whether it is to do development, architecture, or DBA, are often heard that the word "tune". Speaking of "tune", may let a lot of technical staff heart surging, may also make a lot of people feel distressed. Of course, there are a lot of people are dismissive of this, because not everyone has access to the project is very large, and not everyone does the project is very high performance requirements. In the mainstream enterpri

VMware ESX Server is the most popular virtual software PRODUCT on the Intel platform on the current server market. Compared to other virtual software products, the greatest advantage of ESX is that it can greatly reduce the resources occupied by the host system. The ESX server kernel runs directly above the hardware, and the system stability and performance are greatly improved. ESX server is also well-suited for enterprise applications because it sup

16.1 Performance Tuning theory 16.1.1 Basic Concepts Resources (Resource): The functional components of the physical server, some software resources can also be measured, such as thread pool, number of processes, and so on. System operation, requires a variety of resources, for the determination of the list of resources, we can rely on the understanding of the system to determine, you can also draw the sy

dbms_workload_repository. Create_snapshot;We can also use the Dbms_workload_repository package to complete the baseline, modification of the default settings and so on.ADDM (Automatic Database Diagnostic Monitor AWR)is a consultant system within Oracle that can automate some of the optimization recommendations for the most databases, give recommendations for SQL optimization, index creation, and statistics collection.ADDM report Generation:Sqlplus>@?/rdbms/addmrpt.sqlThe most important thing ab

Js|servlet| Performance Overview In this article, Rahul Chaudhary describes the use of the Performance tuning technology (PTT performance-tuning techniques) to enhance the performance of servlets and JSP to improve the

I believe many of my friends, whether engaged in development, architecture, or DBA, often hear the word "tuning. Speaking of "tuning", it may make many technical staff feel excited, or it may make many people feel distressed. Of course, there are also many people who despise this because not everyone is exposed to a large number of projects, and not everyone does have high

A free ebook that IBM released early on the internet10 years, the reference value is still very big.Domestic translation into Chinese online reading version.See two URLs belowLinux Performance and Tuning guidelinesHttps://www.gitbook.com/book/lihz1990/transoflptg/details=========================================Server Optimization IdeasManage the change processManagement change and

distributed RESTful Service video tutorial First set:billions of traffic e-Commerce Details page System combat-cache Architecture + high-Availability service architecture + MicroServices Architecture (first edition)Second set:billions of traffic e-Commerce Details page System combat-cache Architecture + high-Availability service architecture + MicroServices Architecture (second edition)The third set:Elaticsearch Video Two sets-full version (core and advanced step)

OverviewØ The thinking of performance optimizationThe first is a more accurate positioning problem, with the help of the corresponding toolkit, the analysis of the system performance bottlenecks, in accordance with its performance indicators, and the level of decision-making choice of the way to optimize. In the selection of the method of optimization, we can ref

Linux performance tuning 5: tuning an important role in soft raid storage. RAID independent redundant disk arrays are classified into two types: raid card-based hard raid (hardware implementation, high speed, suitable for large applications), system-based soft raid (generally included in the kernel, performance is not

Reference indicators for performance Execution time-from the time the code starts running to the end CPU time--the time that a function or thread consumes the CPU Memory allocation-a scenario in which a program consumes memory at run time Disk throughput--Describe the use of IO Network throughput--describe the use of the network Response time-The response time that the system makes to a user's behavior or time