dynamodb performance

1734099 Long runtimes for Wave item update in smq2 queue 1683490 Unnecessary selection of locked Waves 1675539 Inactive warehouse tasks are not posted in parallel 1599301 Locking problem in the PPF action execution 1570648 Performance when synchronizing transportation units 1523579 Slow performance at Gi after note 1462

1. performance is a function: Always put performance first in the design process Plan the performance at the beginning of the design. Do not use "add performance" as a subsequent task! Once the project is compiled, adding performance will be difficult. Measure and

Performance Testing How to: conducting CT performance testing core steps for a Web application How to: determine performance testing objectives How to: conducting CT performance testing How to: conducting CT performance testing with automatic load testing tools How to:

Previous two articlesArticleThis article mainly introduces handlersocket in terms of performance and performance optimization. I. handlersocket PerformanceThe author of handlersocket tests that the QPS of handlersocket in queries is 75 K, memcached is 40 K, and MySQL is 10 K. However, you need to pay attention to its testing scenarios. Generally, it is difficult to use such scenarios. Therefore, it is

Does MySql Delete and update operations affect performance? mysql Delete and update Performance The cost of Delete and update operations is usually higher than that of insert operations. Therefore, a good design requires less database update and delete operations. 3.1 update operations Database update operations bring about a series of "effects": update operations need to record logs (so that errors can be

SQL Server focuses on optimization of Stored Procedure performance, data compression, and page compression to improve IO performance (I ). Preface The SQL Server basic series is not over yet, And the last point is not written, and will continue later. Some school friends asked me when I began to write the SQL Server performance series. It may take some time to wa

1, the general performance test:When we perform performance testing, the system is low-concurrency or no concurrency, and the system does not stress the test as a general performance test. The main factor is to verify that our system meets the performance requirements under normal circumstances. For example, two login

Performance Optimization of React components and react Performance Optimization Gartner: "We should forget to ignore small performance optimizations. in 97% of the cases, premature optimization is the source of all evil, we should focus on the other 3% of the Code that has the most critical impact on performance. " Do

WebSphere Commerce production Environment performance management The E-commerce website with WebSphere Commerce as the core is a complex system composed of a variety of hardware and software products. In order to ensure the healthy operation of the system, the operations team needs to perform a comprehensive performance monitoring of the entire site and take the necessary proactive measures to maintain sys

PHP Performance Analysis and Experiment: Micro-Performance Analysis (1) In the previous article, we discussed the performance of PHP from three aspects: explanatory language, Dynamic Language, and underlying implementation. This article goes deep into the micro-level of PHP. We will learn about the performance of PHP

Have seen the Yahoo team wrote an article on the performance optimization of the site, the article is about 2010 years written, although a bit old, but many aspects are still very useful reference. As for the performance optimizations of CSS, he mentions the following points:CSS Performance Optimizations1. Place the style sheet on topPlacing the stylesheet inside