JMeter OS process sampler WinIOError - jmeter

I am using OS process sampler in JMeter to run a exe developed in.NET. I am getting below error:
The handle is invalid.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.Console.GetBufferInfo(Boolean throwOnNoConsole, Boolean& succeeded) at System.Console.GetBufferInfo() at Sytem.Console.Clear() at MyApplication.Program.Main(String[] args)
How can I fix it?
Thanks in advance!

If you are able to run the program using cmd.exe or powershell interpreter - you should be able to run the program using the OS Process sampler, configure it like:
If your .NET application depends on some .dlls you might also need to set Working Directory for the process.
Check out How to Run External Commands and Programs Locally and Remotely from JMeter article for more information if needed.

Related

Execute a file using OS sampler in JMeter on a RHEL 8 Machine

Have a .net core library Linux compatible on a Linux machine. I can execute it locally from terminal and getting the expected result. But while executing from JMeter using a OS sampler it is failing.
From Terminal: Running Fine
JMeter Settings:
Fetching the Response Body: (which should be 352 for example from the above terminal)
JMeter it is failing:
Check the file location and permission, everything is in place. What I have missed here any help ?
After change:
I changed as suggested and still facing the issue,
Error details,
I think you need to invoke a shell instead of trying to execute your command directly, something like:
Also if you open the OS Process Sampler in the View Results Tree listener you will see the output or in case of failure the failure reason
More information: How to Run External Commands and Programs Locally and Remotely from JMeter
I guess you misinterpret both Dimtri and User729 comment, you need to add both places and it should work.

I can't get 'create-rmi-keystore.bat' to run on windows, is there a solution to this?

I am new to Jmeter 5.1.1 however I am in the process of setting up a remote testing with it.
One step I'm having trouble with is running 'create-rmi-keystore.bat' when I double click it nothing happens. I have tried to open it using the command line and get the following message.
'keytool' is not recognized as an internal or external command,
operable program or batch file.
"Copy the generated rmi_keystore.jks to jmeter/bin folder or reference it in property 'server.rmi.ssl.keystore.file'"
I don't seem to have a rmi-keystore.jks .
Has anyone managed to solve this issue?
You don't have keytool utility in your Windows PATH, all you need to do is to ensure that it's there.
Solution using Windows Command Prompt would be:
set PATH="path\to\bin\folder\of\your\JDK\or\JRE\installation";%PATH%
In general if you don't need the secure RMI communication between JMeter master and slave machines (and 99% of people don't need this as it doesn't add any value and only creates overhead in terms of CPU and RAM) you can just disable this functionality by adding the next line to user.properties file:
server.rmi.ssl.disable=true
References:
Remote hosts and RMI configuration
Apache JMeter Properties Customization Guide
If you do this on JMeter master and all the slaves you will not have to worry about the RMI keystore, but I would still recommend having the keytool in the PATH otherwise you will not be able to use HTTP(S) Test Script Recorder for recording secure traffic.

ERROR_CANTWRITE error from exe but not from IDE

I am using RegSetValueExString api to set a string value. The Registry path is HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\MyKey.
When i run this code from IDE, it succeeds but fails when executed from .exe and returns 5(ERROR_CANTWRITE).
I am running both IDE and .exe from Administrative privilege.
Please help.

Can response files of Oracle software installation be unified with the others?

Can I have the content from the response file that creates a DB instance and a listener clubbed into the content of the response file that silently installs just the Oracle software?
How?
You can't put them all in the same response file. But the installation response file has oracle_db_install_LaunchDBCA and oracle_install_LaunchNetCA flags, and you can specify the oracle_install_db_dbcaCmd and oracle_install_netcaCmd paths. I'm not sure if you can add flags to those commands in situ - I've never thought to try - but you could change them to scripts that launch dbca/netca with the silent and response file flags.
They will be separate processes but they'll be launched from the main software installation, so you'll only have to run one command - that seems to be what you're asking for. Alternatively you could wrap the three silent command (installer, dbca and netca with appropriate flags) in a script and just run that.

LINQPad script fails using lprun, works otherwise, need steps to diagnose the issue

Some environment details:
LINQPad v4.47.02(AnyCPU)
OS Name Microsoft Windows Server 2012 Standard
Version 6.2.9200 Build 9200
System Type x64-based PC
I am trying to figure out how I might diagnose an issue I am encountering when launching a script via the lprun.exe command line utility. When I run the script from the IDE interactively it runs and completes without any exceptions.
When the same script is run under the same user from the command line using: lprun.exe
I get this output.
c:\SQLTasks\Linqpad\Demographics\Demo_GenerateDemographicsSubset.linq(880,20) :
error CS0029: Cannot implicitly convert type 'string' to 'char?'
Due to how LINQPad compiles the script I cant easily locate the area in my script that might be causing this and I'd really like to know if possible what mechanisms might allow it to work interactively and fail from the command line.
Please refer to the discussion on the LINQPad forum: http://forum.linqpad.net/discussion/437/lprun-exe-runtime-error-doesn-t-hapen-when-script-is-run-from-linqpad-ide#latest
Edit: this was due to a bug in how LINQPad reads configuration settings in command-line mode. The bug was fixed as of v4.48.

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