多测试并发的线程数目，获得一个临界最优值。
Test the number of threads to find the best performance point.
当应用程序在服务器上运行时，使用ApacheJMeter测试并发性。
Use Apache JMeter to test the concurrency when the application is running on the server.
正如前面提到的，免费ApacheJMeterv2.3.4负载测试应用程序更适合在样例应用程序中测试并发性。
As mentioned before, the free Apache JMeter v2.3.4 load test application will be more than suitable to test the concurrency in the sample application.
JMeterTestProject也是项目交换的一部分，在本文后面在本地服务器上测试并发性时将会用到。
The JMeter test project is also part of the project interchange and will be used when you test the concurrency in the local server later in the article.
在这两个WebSpheremq系统上同时运行带- w选项的amqmfsck命令，测试并发等待和释放这个目录上的锁。
Run amqmfsck on both WebSphere mq systems simultaneously, using the -w option, to test waiting for and releasing a lock on the directory concurrently.
在银行业，产品世界更是和开发有着严格的分隔。所以在保证数据库测试普遍有用性的同时又能与自动测试并发，是需要很多技巧的。
In the banking world the production world is heavily walled off, so it becomes tricky ensuring that a test database is meaningful and current and can be used concurrently with automated tests.
另一方面，软件测试人员的整个目标是观察这一产品并发现它的问题，从而改进它。
A software tester, on the other hand, their entire goal is to look at this product and find problems with it, to improve it.
这个测试案例使用两个用户来模拟查询表申明方法中的并发存取。
This test case uses two users to simulate concurrent access in the query table claim method.
吞吐量测试将执行多条并发的数据库查询流，而每条查询流同样以连续的次序执行查询。
The Throughput test executes multiple concurrent streams of database queries, with each stream executing the queries in sequential order.
这些测试运行显示了评价储存库中并发用户的数量与资源数量的效果。
These test runs show the effect of scaling the number of concurrent users and the number of resources in the repository.
该组件按照测试计划的要求进行重复，以模拟一个特定数目的并发用户。
This component was repeated as required in a test plan to emulate a specific number of concurrent users.
创建足够任务来运行后续并发测试。
Create enough tasks to run the subsequent concurrency tests.
基于性能测试的结果，我们发现了资源的增长随着并发用户的增长，会导致硬盘负荷的增长。
Based on the performance test results, we found that an increase in resources along with increase in concurrent users causes an increase in the load on the hard disc.
结果表明性能得到有限的提升，可能是因为测试中并发事务不多。
The results showed limited benefit here, possibly due to the relatively low number of concurrent transactions in the test.
这种影响不是很明显，主要是测试中没有出现并发的情况。
The lack of a significant effect could be explained by a lack of concurrency in the test.
它通过简单的生成测试模拟大量的，并发的、多用户负载的情况，然后比较并图形化的显示系统响应时间。
It simulates large, concurrent, multi-user loads based on easily generated tests, and then collates and graphically displays system response times.
低并发性的测试场景能够获得一定的性能提升，这是由事务日志的本质决定的。
Because of the nature of what transaction logging does, you might expect that low concurrency of the test scenario would yield only a limited benefit.
尽管在大型数据库测试中缓冲池从不超过1GB，但在并发性程度很高的小型数据库中，缓冲池的容量得到了充分的利用。
Although the buffer pool did not exceed 1 GB in the large-database tests, the smaller database and greater concurrency tests used every Megabyte possible.
测试分别采用25、50、75、100、125和150个并发用户。
Tests were conducted with 25, 50, 75, 100, 125, and 150 concurrent users.
此外，这些测试的并发性比前面拥有80,000个文档的测试的并发性小。
Also, these tests were run with even less concurrency than the tests above, which had 80,000 documents.
测试的目标是在服务器上执行高强度并发行为时，度量各种配置更改对性能的影响。
The goal of the testing is to measure the effects of various configuration changes as we stress the server with a high concentration of concurrent activity.
要查看这次测试的结果，请阅读侧栏“更新副本结果时出现的并发性”。
To see the results of this test, see the sidebar "Concurrence in updating replicas results."
测试使用的并发模拟用户总数为 6000，3000 个用户的主邮件服务器定义在一个 Domino 服务器上。
The tests were run with 6000 total concurrent simulated users, with 3000 users defined to have their home mail server on each Domino server.
使用并发存取测试servlet。
通过设计性能测试，可以模拟变化的并发用户负载，这些用户负载使用多种交互式金融交换(Interactive Financial eXchange,IFX)请求消息。
Performance tests were designed to simulate varying concurrent user loads using a variety of Interactive Financial eXchange (IFX) request messages.
RationalPerformance Tester的试用版本只允许五位并发用户的测试。
The trial version of Rational Performance Tester allows only five concurrent tests of users.
当您想运行并发任务测试时，动态Web应用程序中的servlet常用来以一种不复杂的方法执行测试、与JMeter交互。
A servlet in a dynamic Web application is used as an uncomplicated way of performing the test and interacting with JMeter when you want to run the concurrent assignment test.
JMeter测试计划被设计用于模拟多种并发用户负载，从单一用户到最大为80个并发用户。
JMeter test plans were devised to emulate a variety of concurrent user loads, from a single user through to a maximum of 80 concurrent users.
JMeter测试计划被设计用于模拟多种并发用户负载，从单一用户到最大为80个并发用户。
JMeter test plans were devised to emulate a variety of concurrent user loads, from a single user through to a maximum of 80 concurrent users.
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