[英]Not able to execute more that 5 instances of browser in a node using Selenium Grid
When I execute more than 5 tests in parallel using TestNG via Selenium Grid, only 5 are getting executed simultaneously.当我通过 Selenium Grid 使用 TestNG 并行执行 5 个以上的测试时,只有 5 个同时执行。 The rest are getting queued.
其余的都在排队。 I have configured my node so that it supports 7 instances of Chrome.
我已经配置了我的节点,使其支持 7 个 Chrome 实例。 Why are the 2 remaining instances not getting utilized?
为什么剩下的 2 个实例没有得到利用?
Here is the node screenshot from Grid Console:这是来自网格控制台的节点屏幕截图:
Node Configuration Screenshot:节点配置截图:
Node Start Code:节点启动代码:
java -jar selenium-server-standalone-3.8.1.jar -role node -hub http://localhost:4444/grid/register -port 5556 -nodeConfig nodeConfig.json
Node Config JSON:节点配置 JSON:
{
"capabilities": [
{
"browserName": "chrome",
"platform": "WIN10",
"maxInstances": 7
}
],
"hub": "http://selenium-hub-host:4444"
}
TestNG XML (I am using parallel to run all the 7 tests in parallel): TestNG XML(我使用 parallel 并行运行所有 7 个测试):
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
<suite name="myTestSuit" parallel="tests" thread-count="10">
<test name="myTest1">
<parameter name="browser" value="Chrome"></parameter>
<classes>
<class name="testClass1"></class>
<class name="testClass2"></class>
<class name="testClass3"></class>
</classes>
</test>
<test name="myTest2">
<parameter name="browser" value="Chrome"></parameter>
<classes>
<class name="testClass1"></class>
<class name="testClass2"></class>
<class name="testClass3"></class>
</classes>
</test>
<test name="myTest3">
<parameter name="browser" value="Chrome"></parameter>
<classes>
<class name="testClass1"></class>
<class name="testClass2"></class>
<class name="testClass3"></class>
</classes>
</test>
<test name="myTest4">
<parameter name="browser" value="Chrome"></parameter>
<classes>
<class name="testClass1"></class>
<class name="testClass2"></class>
<class name="testClass3"></class>
</classes>
</test>
<test name="myTest5">
<parameter name="browser" value="Chrome"></parameter>
<classes>
<class name="testClass1"></class>
<class name="testClass2"></class>
<class name="testClass3"></class>
</classes>
</test>
<test name="myTest6">
<parameter name="browser" value="Chrome"></parameter>
<classes>
<class name="testClass1"></class>
<class name="testClass2"></class>
<class name="testClass3"></class>
</classes>
</test>
<test name="myTest7">
<parameter name="browser" value="Chrome"></parameter>
<classes>
<class name="testClass1"></class>
<class name="testClass2"></class>
<class name="testClass3"></class>
</classes>
</test>
</suite>
(I also tried creating two nodes in my system. Each supports 5 Chromes so total I have 10 Chrome instances. In this case, also only 5 of the total available instances are getting utilized). (我还尝试在我的系统中创建两个节点。每个节点都支持 5 个 Chrome,所以我总共有 10 个 Chrome 实例。在这种情况下,也只有 5 个可用实例得到了利用)。
You need to change the maxSession
parameter in the node's config JSON.您需要更改节点配置 JSON 中的
maxSession
参数。
For example,例如,
{
"capabilities":
[
{
"browserName": "chrome",
"platform": "WIN10",
"maxInstances": 7
}
],
"maxSession": 10,
"hub": "http://selenium-hub-host:4444",
}
By default thread count is 5, so only browsers are opening.默认线程数为 5,所以只有浏览器打开。 Actually you need to specify it in testng.xml file.
实际上你需要在 testng.xml 文件中指定它。 in suite tag thread-count='7' or '10' as your wish.
在套件中标记 thread-count='7' 或 '10' 根据您的意愿。
I was able to fix this by applying both the solutions of @murali selenium and @Ratmir Asanov .我能够通过应用@murali selenium和@Ratmir Asanov的解决方案来解决这个问题。
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