I think this is  simply because the agent process survives the master 
restart (that is actually a feature) so if agent settings change, you need 
to disconnect and connect the agent (or otherwise restart the agent process 
to pick up the changes).

[email protected] schrieb am Freitag, 25. September 2020 um 20:03:25 UTC+2:

> Thanks. I believe you were saying stop/start because you're using Docker 
> container. In your Docker example, stopping and restarting the Docker 
> container is analogous to rebooting (power cycling, or sudo rebooting) the 
> physical or virtual machine hosting the Jenkins service.
>
> In this thread I'm saying that restarting the Jenkins service (which 
> resides within a container or vm that is NOT being restarted/rebooted) IS 
> sufficient to apply MOST CasC settings, however, NOT the ssh agent 
> jvmOptions. It's not a blocking problem, bc I can get the desired effect by 
> rebooting master/controller and agent machines. But it's a mystery I'd like 
> to understand better, bc as I scale this cluster and rll out new 
> configuration changes to it, I'm going to need to understand these 
> mechanics.
>
> Would this be an appropriate thread for jenkins-developers group? Is there 
> another forum you could recommend to ask detailed questions about JCasC? 
> (I'm on the gitter channel but it's quite hit and miss due to the format)
>
> On Friday, September 25, 2020 at 8:56:43 AM UTC-7 [email protected] 
> wrote:
>
>> Restart Jenkins using the CLI(
>> https://www.jenkins.io/doc/book/managing/cli/) it is the same make it 
>> from the UI. When I said stop/start, I mean stop/start the Jankins 
>> daemon/service/Docker container/Whatever. The reason it is because IIRC 
>> JCasC runs on the start time of the Jenkins process, and also IIRC if you 
>> make changes on the JCasC config file and reload the configuration, or 
>> restart from UI the JCasC configuration is not recreated because the stage 
>> where it is run is not running on those restart ways. Probably someone with 
>> the deepest acknowledge of JCasC can add more context. 
>> It is easy to check, run a Jenkins Docker container configured with 
>> JCasC (e.g. 
>> https://github.com/kuisathaverat/jenkins-issues/tree/master/JENKINS-63703) 
>> then connect to the container and modify the JENKINS_HOME/jenkins.yaml file 
>> and restart from UI or CLI, the JCasC changes will not apply if you stop 
>> the Docker container and start it again the changes are applied.
>>
>> El vie., 25 sept. 2020 a las 17:33, Tim Black (<[email protected]>) 
>> escribió:
>>
>>> Thanks. What's the difference between "restart Jenkins from UI" and 
>>> "stop the Jenkins instance and start it again"? In the latter, how are you 
>>> implying that Jenkins gets stopped and restarted, through the CLI? Just 
>>> trying to understand what you're saying - it sounds like you're implying 
>>> CasC settings aren't applied when you restart jenkins through the GUI, but 
>>> they are when you restart through the CLI..
>>>
>>> I don't think this explanation is relevant to my use case bc I *never* 
>>> restart 
>>> jenkins through the GUI. In the workflow I outlined above, I am running an 
>>> ansible playbook on my jenkins cluster, over and over, and each time if 
>>> there is a config change, it restarts the jenkins service through the CLI 
>>> using a jenkins admin credentials (using an active-directory user 
>>> actually). This appears to *not *have the desired effect of applying 
>>> the new agent jvmOptions upon next connection of the agent, whereas when I 
>>> simply reboot the entire machines (master/controller and agents), the new 
>>> jvmOptions are used in the SSHLauncher). Note that *I do not have this 
>>> same problem with other CasC settings, only ssh agents.*
>>>
>>> On Friday, September 25, 2020 at 3:05:59 AM UTC-7 [email protected] 
>>> wrote:
>>>
>>>> ok, I think I know what happens, I saw it before using Docker and 
>>>> JCasC, if you make changes on the JCasC and restart Jenkins from UI the 
>>>> changes are not applied because JCasC is not executed on that restart, but 
>>>> if you stop the Jenkins instance and start it again the changes are 
>>>> applied 
>>>> IIRC is how it works.
>>>>
>>>> El miércoles, 23 de septiembre de 2020 a las 23:37:18 UTC+2, Ivan 
>>>> Fernandez Calvo escribió:
>>>>
>>>>> I will configure a test environment with JCasC that has jmvOptions too 
>>>>> see how it behaves, then we will know if it is an issue or not, in any 
>>>>> case 
>>>>> is weird.
>>>>>
>>>>> El El mié, 23 sept 2020 a las 22:10, Tim Black <[email protected]> 
>>>>> escribió:
>>>>>
>>>>>> More info: In my case, a reboot is definitely needed. A 
>>>>>> disconnect/reconnect does not suffice, nor does rebooting just the 
>>>>>> master/controller or the agent in sequence - *the only way I see the 
>>>>>> correct jvmOptions being used is by rebooting the entire cluster at once*
>>>>>> . 
>>>>>>
>>>>>> I'm using Jenkins 2.222.3, ssh build agents plugin 1.31.2. 
>>>>>>
>>>>>> Another probably important piece of info here is that *I have 
>>>>>> "ServerAliveCountMax 10" and "ServerAliveInterval 60" in the ssh client 
>>>>>> on 
>>>>>> the Jenkins master/controller, to help keep ssh connections alive for 
>>>>>> longer amount of time when agents are very very busy performing builds 
>>>>>> and 
>>>>>> may not have the cycles to respond to the master/controller.*
>>>>>>
>>>>>> I'm also using ansible and configuration-as-code plugin (1.43) to 
>>>>>> configure *everything* in the jenkins cluster. So, to make a change 
>>>>>> to the agent java_options, what I do is:
>>>>>>
>>>>>> 1. Modify the local jenkins.yml CasC file to include new "jvmOptions" 
>>>>>> values for my agent, e.g. my latest:
>>>>>>
>>>>>>   - permanent:
>>>>>>       name: "jenkins-testing-agent-1"
>>>>>>       nodeDescription: "Fungible Agent for jenkins-testing"
>>>>>>       labelString: ""
>>>>>>       mode: "NORMAL"
>>>>>>       remoteFS: "/home/jenkins/.jenkins"
>>>>>>       launcher:
>>>>>>         ssh:
>>>>>>           credentialsId: "jenkins_user_on_linux_agent"
>>>>>>           host: "jenkins-testing-agent-1"
>>>>>>           jvmOptions: "-Dhudson.slaves.WorkspaceList=- 
>>>>>> -Dorg.apache.commons.jelly.tags.fmt.timeZone=America/Vancouver *-Xmx4g 
>>>>>> -Xms1g* -XX:+AlwaysPreTouch -XX:+HeapDumpOnOutOfMemoryError 
>>>>>> -XX:HeapDumpPath=/home/jenkins/.jenkins/support -XX:+UseG1GC 
>>>>>> -XX:+UseStringDeduplication -XX:+ParallelRefProcEnabled 
>>>>>> -XX:+DisableExplicitGC -XX:+UnlockDiagnosticVMOptions 
>>>>>> -XX:+UnlockExperimentalVMOptions -verbose:gc 
>>>>>> -Xlog:gc:/home/jenkins/.jenkins/support/gc-%t.log -XX:+PrintGC 
>>>>>> -XX:+PrintGCDetails -XX:ErrorFile=/hs_err_%p.log -XX:+LogVMOutput 
>>>>>> -XX:LogFile=/home/jenkins/.jenkins/support/jvm.log"
>>>>>>           launchTimeoutSeconds: 30
>>>>>>           maxNumRetries: 20
>>>>>>           port: 22
>>>>>>           retryWaitTime: 10
>>>>>>           sshHostKeyVerificationStrategy: 
>>>>>> "nonVerifyingKeyVerificationStrategy"
>>>>>>
>>>>>> 2. send the CasC yaml file to <JENKINS_HOME>/jenkins.yml on the 
>>>>>> master/controller machine
>>>>>> 3. run geerlingguy.jenkins role which, among other things, detects a 
>>>>>> change and restarts the jenkins service
>>>>>> 4. on Jenkins restart, Jenkins applies the new CasC settings in 
>>>>>> jenkins.yaml, and this can be verified as correct in the GUI subsequently
>>>>>> 5. the agents are not restarted in this process (which I assert 
>>>>>> should be fine/ok)  
>>>>>>
>>>>>> After my ansible playbook is complete, and all (verifiably correct) 
>>>>>> config has been applied to controller/agents, I look at the agent logs 
>>>>>> and 
>>>>>> they appear to have gone back to having the empty jvmOptions like I 
>>>>>> originally reported:
>>>>>>
>>>>>> SSHLauncher{host='jenkins-testing-agent-1', port=22, 
>>>>>> credentialsId='jenkins_user_on_linux_agent', *jvmOptions=''*, 
>>>>>> javaPath='', prefixStartSlaveCmd='', suffixStartSlaveCmd='', 
>>>>>> launchTimeoutSeconds=30, maxNumRetries=20, retryWaitTime=10, 
>>>>>> sshHostKeyVerificationStrategy=hudson.plugins.sshslaves.verifiers.NonVerifyingKeyVerificationStrategy,
>>>>>>  
>>>>>> tcpNoDelay=true, trackCredentials=true} 
>>>>>>
>>>>>> At this point, *if I only reboot the agent, when the 
>>>>>> master/controller reconnect to it the logs still shows jvmOptions=''*
>>>>>> .
>>>>>>
>>>>>> *If I then reboot the master/controller, is still shows jvmOptions=''*
>>>>>> .
>>>>>>
>>>>>> But if (and only iff) I reboot the entire cluster, I get the correct 
>>>>>> application of my ssh agent jvmOptions:
>>>>>>
>>>>>> SSHLauncher{host='jenkins-testing-agent-1', port=22, 
>>>>>> credentialsId='jenkins_user_on_linux_agent', 
>>>>>> *jvmOptions='-Dhudson.slaves.WorkspaceList=- 
>>>>>> -Dorg.apache.commons.jelly.tags.fmt.timeZone=America/Vancouver -Xmx4g 
>>>>>> -Xms1g -XX:+AlwaysPreTouch -XX:+HeapDumpOnOutOfMemoryError 
>>>>>> -XX:HeapDumpPath=/home/jenkins/.jenkins/support -XX:+UseG1GC 
>>>>>> -XX:+UseStringDeduplication -XX:+ParallelRefProcEnabled 
>>>>>> -XX:+DisableExplicitGC -XX:+UnlockDiagnosticVMOptions 
>>>>>> -XX:+UnlockExperimentalVMOptions -verbose:gc 
>>>>>> -Xlog:gc:/home/jenkins/.jenkins/support/gc-%t.log -XX:+PrintGC 
>>>>>> -XX:+PrintGCDetails -XX:ErrorFile=/hs_err_%p.log -XX:+LogVMOutput 
>>>>>> -XX:LogFile=/home/jenkins/.jenkins/support/jvm.log'*, javaPath='', 
>>>>>> prefixStartSlaveCmd='', suffixStartSlaveCmd='', launchTimeoutSeconds=30, 
>>>>>> maxNumRetries=20, retryWaitTime=10, 
>>>>>> sshHostKeyVerificationStrategy=hudson.plugins.sshslaves.verifiers.NonVerifyingKeyVerificationStrategy,
>>>>>>  
>>>>>> tcpNoDelay=true, trackCredentials=true} 
>>>>>>
>>>>>> Thanks for your help in diagnosing these behaviors. kuisathaverat, 
>>>>>> let me know if any of this feels like a bug in ssh-slaves-plugin or 
>>>>>> configuration-as-code-plugin.
>>>>>>
>>>>>> On Wednesday, September 23, 2020 at 12:01:39 PM UTC-7 Tim Black wrote:
>>>>>>
>>>>>>> Thanks everyone, it's working now (see below for details). 
>>>>>>> kuisathaverat, these agents have 96GB total RAM. Thanks for the 
>>>>>>> explanation. Our builds are very RAM intensive, and I misunderstood 
>>>>>>> that 
>>>>>>> the builds happened within the remoting java process. Sounds like 
>>>>>>> you're 
>>>>>>> saying in this case there's no reason to give the agent jvm so much 
>>>>>>> RAM. 
>>>>>>> The Cloudbees JVM Best Practices page 
>>>>>>> <https://docs.cloudbees.com/docs/admin-resources/latest/jvm-troubleshooting/#recommended-options>
>>>>>>>  indicates 
>>>>>>> the default min/max heap are 1/64 physical RAM / 1/4 physical RAM, but 
>>>>>>> both 
>>>>>>> cap out at 1GB. So, before I was setting these options, my agents 
>>>>>>> should 
>>>>>>> have been effectively using 1GB/1GB for min/max. As for the other 
>>>>>>> options 
>>>>>>> I'm setting in the agents, these are the same options recommended by 
>>>>>>> the 
>>>>>>> page linked above (which I'm also using on master/controller). Do these 
>>>>>>> not 
>>>>>>> apply to agents as well as masters/controllers?
>>>>>>>
>>>>>>> Also, on the agent machine, my <JENKINS_HOME>/support/all*.logs and 
>>>>>>> <JENKINS_HOME>/remoting/logs/* are still empty,; any suggestions how to 
>>>>>>> get 
>>>>>>> more logging on the agents?
>>>>>>>
>>>>>>> I didn't have gc or other logging enabled, so I'm still not yet sure 
>>>>>>> what the catastrophic problem was, it might not be a java problem at 
>>>>>>> all, 
>>>>>>> since I'm not seeing any problems in syslog indicating problems with 
>>>>>>> the 
>>>>>>> jenkins remoting process. These are VMware machines, and they just stop 
>>>>>>> themselves, so it seems like a kernel panic or something. I have them 
>>>>>>> autorestarting now and the problem seems intermittent.
>>>>>>>
>>>>>>> I think the jvmOptions is working as expected now. I think I may not 
>>>>>>> have rebooted the jenkins instance but had only rebooted the agents and 
>>>>>>> had 
>>>>>>> only restarted the jenkins service on master/controller machine. So 
>>>>>>> apparently the change I made required a reboot of the 
>>>>>>> master/controller. 
>>>>>>> Now, signing into the agent and looking at the java process for jenkins 
>>>>>>> remoting, I can see all the specified args are there:
>>>>>>>
>>>>>>> ```
>>>>>>> jenkins@jenkins-testing-agent-1:~$ ps aux | grep java jenkins 2733 
>>>>>>> 5.1 70.4 73509096 69794284 ? Ssl 11:19 0:26 java 
>>>>>>> -Dhudson.slaves.WorkspaceList=- 
>>>>>>> -Dorg.apache.commons.jelly.tags.fmt.timeZone=America/Vancouver -Xmx64g 
>>>>>>> -Xms64g -XX:+AlwaysPreTouch -XX:+HeapDumpOnOutOfMemoryError 
>>>>>>> -XX:HeapDumpPath=/home/jenkins/.jenkins/support -XX:+UseG1GC 
>>>>>>> -XX:+UseStringDeduplication -XX:+ParallelRefProcEnabled 
>>>>>>> -XX:+DisableExplicitGC -XX:+UnlockDiagnosticVMOptions 
>>>>>>> -XX:+UnlockExperimentalVMOptions -verbose:gc 
>>>>>>> -Xlog:gc:/home/jenkins/.jenkins/support/gc-%t.log -XX:+PrintGC 
>>>>>>> -XX:+PrintGCDetails -XX:ErrorFile=/hs_err_%p.log -XX:+LogVMOutput 
>>>>>>> -XX:LogFile=/home/jenkins/.jenkins/support/jvm.log -jar remoting.jar 
>>>>>>> -workDir /home/jenkins/.jenkins -jar-cache 
>>>>>>> /home/jenkins/.jenkins/remoting/jarCache
>>>>>>> ```
>>>>>>>
>>>>>>> I am also now seeing garbage collection logs in support/ as 
>>>>>>> configured:
>>>>>>>
>>>>>>> ```
>>>>>>> jenkins@jenkins-testing-agent-1:~$ ls -la .jenkins/support/ total 32 
>>>>>>> drwxr-xr-x 2 jenkins jenkins 4096 Sep 23 11:20 . drwxrwxr-x 6 jenkins 
>>>>>>> jenkins 4096 Sep 16 00:27 .. -rw-r--r-- 1 jenkins jenkins 0 Sep 22 
>>>>>>> 11:01 
>>>>>>> all_2020-09-22_18.01.37.log -rw-r--r-- 1 jenkins jenkins 0 Sep 22 11:03 
>>>>>>> all_2020-09-22_18.03.01.log -rw-r--r-- 1 jenkins jenkins 0 Sep 22 13:04 
>>>>>>> all_2020-09-22_20.04.15.log -rw-r--r-- 1 jenkins jenkins 0 Sep 22 15:17 
>>>>>>> all_2020-09-22_22.17.09.log -rw-r--r-- 1 jenkins jenkins 0 Sep 22 15:32 
>>>>>>> all_2020-09-22_22.32.14.log -rw-r--r-- 1 jenkins jenkins 0 Sep 22 15:56 
>>>>>>> all_2020-09-22_22.56.18.log -rw-r--r-- 1 jenkins jenkins 1078 Sep 23 
>>>>>>> 11:18 
>>>>>>> all_2020-09-23_18.04.43.log -rw-r--r-- 1 jenkins jenkins 0 Sep 23 11:20 
>>>>>>> all_2020-09-23_18.20.07.log -rw-r--r-- 1 jenkins jenkins 194 Sep 23 
>>>>>>> 11:04 
>>>>>>> gc-2020-09-23_11-04-04.log -rw-r--r-- 1 jenkins jenkins 194 Sep 23 
>>>>>>> 11:04 
>>>>>>> gc-2020-09-23_11-04-24.log -rw-r--r-- 1 jenkins jenkins 194 Sep 23 
>>>>>>> 11:19 
>>>>>>> gc-2020-09-23_11-19-32.log -rw-r--r-- 1 jenkins jenkins 546 Sep 23 
>>>>>>> 11:22 
>>>>>>> gc-2020-09-23_11-19-50.log -rw-r--r-- 1 jenkins jenkins 4096 Sep 23 
>>>>>>> 11:20 
>>>>>>> jvm.log 
>>>>>>> ```
>>>>>>> On Wednesday, September 23, 2020 at 10:36:20 AM UTC-7 
>>>>>>> [email protected] wrote:
>>>>>>>
>>>>>>>> I think to have those updated settings applied correctly we need to 
>>>>>>>> disconnect and launch those agents again instead of just bringing 
>>>>>>>> those 
>>>>>>>> offline and online, just checking to make sure that we are not missing 
>>>>>>>> anything there. 
>>>>>>>>
>>>>>>>> On Wednesday, September 23, 2020 at 12:01:46 PM UTC-5 
>>>>>>>> [email protected] wrote:
>>>>>>>>
>>>>>>>>> How much memory those agents have? you set "-Xmx64g -Xms64g" for 
>>>>>>>>> the remoting process (not for builds) you agent has to have more than 
>>>>>>>>> 64GB 
>>>>>>>>> of RAM to run any build on it, you grab 64GB only for the remoting 
>>>>>>>>> process, 
>>>>>>>>> and this RAM should be enough to run you builds. The remoting agent 
>>>>>>>>> usually 
>>>>>>>>> does not need more than 256-512MB, this keeps the rest of your agent 
>>>>>>>>> memory 
>>>>>>>>> for builds, agents rarely need JVM options to tune the memory the 
>>>>>>>>> default 
>>>>>>>>> configuration is enough, the only case I will recommend to pass JVM 
>>>>>>>>> option 
>>>>>>>>> is to limit the memory of the agent process.
>>>>>>>>>
>>>>>>>>> the jvmOptions field should work is tested on unit test, if not is 
>>>>>>>>> and issue, Which version of Jenksin and ssh build agents plugin do 
>>>>>>>>> your use?
>>>>>>>>>
>>>>>>>>> El miércoles, 23 de septiembre de 2020 a las 1:21:28 UTC+2, 
>>>>>>>>> [email protected] escribió:
>>>>>>>>>
>>>>>>>>>> I'm using ssh-slaves-plugin 
>>>>>>>>>> <https://github.com/jenkinsci/ssh-slaves-plugin> to configure 
>>>>>>>>>> and launch 2 ssh agents, and I've specified several java options in 
>>>>>>>>>> these 
>>>>>>>>>> agents' config (see photo and text list below), but when these 
>>>>>>>>>> agents are 
>>>>>>>>>> launched, the agents' log still shows empty jvmOptions in the ssh 
>>>>>>>>>> launcher 
>>>>>>>>>> call. Agent Log excerpt:
>>>>>>>>>>
>>>>>>>>>> SSHLauncher{host='jenkins-testing-agent-1', port=22, 
>>>>>>>>>> credentialsId='jenkins_user_on_linux_agent', *jvmOptions=''*, 
>>>>>>>>>> javaPath='', prefixStartSlaveCmd='', suffixStartSlaveCmd='', 
>>>>>>>>>> launchTimeoutSeconds=30, maxNumRetries=20, retryWaitTime=10, 
>>>>>>>>>> sshHostKeyVerificationStrategy=hudson.plugins.sshslaves.verifiers.NonVerifyingKeyVerificationStrategy,
>>>>>>>>>>  
>>>>>>>>>> tcpNoDelay=true, trackCredentials=true} 
>>>>>>>>>> [09/22/20 15:56:12] [SSH] Opening SSH connection to 
>>>>>>>>>> jenkins-testing-agent-1:22. 
>>>>>>>>>> [09/22/20 15:56:16] [SSH] WARNING: SSH Host Keys are not being 
>>>>>>>>>> verified. Man-in-the-middle attacks may be possible against this 
>>>>>>>>>> connection. 
>>>>>>>>>> [09/22/20 15:56:16] [SSH] Authentication successful. 
>>>>>>>>>> [09/22/20 15:56:16] [SSH] The remote user's environment is: 
>>>>>>>>>> BASH=/usr/bin/bash
>>>>>>>>>> .
>>>>>>>>>> .
>>>>>>>>>> .
>>>>>>>>>> [SSH] java -version returned 11.0.8. 
>>>>>>>>>> [09/22/20 15:56:16] [SSH] Starting sftp client. [09/22/20 
>>>>>>>>>> 15:56:16] [SSH] Copying latest remoting.jar... Source agent hash is 
>>>>>>>>>> 0146753DA5ED62106734D59722B1FA2C. Installed agent hash is 
>>>>>>>>>> 0146753DA5ED62106734D59722B1FA2C Verified agent jar. No update is 
>>>>>>>>>> necessary. Expanded the channel window size to 4MB 
>>>>>>>>>> [09/22/20 15:56:16] [SSH] Starting agent process: cd 
>>>>>>>>>> "/home/jenkins/.jenkins" && java -jar remoting.jar -workDir 
>>>>>>>>>> /home/jenkins/.jenkins -jar-cache 
>>>>>>>>>> /home/jenkins/.jenkins/remoting/jarCache 
>>>>>>>>>> Sep 22, 2020 3:56:17 PM org.jenkinsci.remoting.engine.WorkDirManager 
>>>>>>>>>> initializeWorkDir INFO: Using /home/jenkins/.jenkins/remoting as a 
>>>>>>>>>> remoting 
>>>>>>>>>> work directory Sep 22, 2020 3:56:17 PM 
>>>>>>>>>> org.jenkinsci.remoting.engine.WorkDirManager setupLogging INFO: Both 
>>>>>>>>>> error 
>>>>>>>>>> and output logs will be printed to /home/jenkins/.jenkins/remoting 
>>>>>>>>>> <===[JENKINS REMOTING CAPACITY]===>channel started Remoting version: 
>>>>>>>>>> 4.2 
>>>>>>>>>> This is a Unix agent WARNING: An illegal reflective access operation 
>>>>>>>>>> has 
>>>>>>>>>> occurred WARNING: Illegal reflective access by 
>>>>>>>>>> jenkins.slaves.StandardOutputSwapper$ChannelSwapper to constructor 
>>>>>>>>>> java.io.FileDescriptor(int) WARNING: Please consider reporting this 
>>>>>>>>>> to the 
>>>>>>>>>> maintainers of jenkins.slaves.StandardOutputSwapper$ChannelSwapper 
>>>>>>>>>> WARNING: 
>>>>>>>>>> Use --illegal-access=warn to enable warnings of further illegal 
>>>>>>>>>> reflective 
>>>>>>>>>> access operations WARNING: All illegal access operations will be 
>>>>>>>>>> denied in 
>>>>>>>>>> a future release Evacuated stdout Agent successfully connected and 
>>>>>>>>>> online 
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> [image: jenkins-ssh-agent-config.PNG]
>>>>>>>>>>
>>>>>>>>>> This is the full text in the "JVM Options" field for 
>>>>>>>>>> jenkins-testing-agent-1 and 2:
>>>>>>>>>>
>>>>>>>>>> -Dhudson.slaves.WorkspaceList=- 
>>>>>>>>>> -Dorg.apache.commons.jelly.tags.fmt.timeZone=America/Vancouver 
>>>>>>>>>> -Xmx64g 
>>>>>>>>>> -Xms64g -XX:+AlwaysPreTouch -XX:+HeapDumpOnOutOfMemoryError 
>>>>>>>>>> -XX:HeapDumpPath=/home/jenkins/.jenkins/support -XX:+UseG1GC 
>>>>>>>>>> -XX:+UseStringDeduplication -XX:+ParallelRefProcEnabled 
>>>>>>>>>> -XX:+DisableExplicitGC -XX:+UnlockDiagnosticVMOptions 
>>>>>>>>>> -XX:+UnlockExperimentalVMOptions -verbose:gc 
>>>>>>>>>> -Xlog:gc:/home/jenkins/.jenkins/support/gc-%t.log -XX:+PrintGC 
>>>>>>>>>> -XX:+PrintGCDetails -XX:ErrorFile=/hs_err_%p.log -XX:+LogVMOutput 
>>>>>>>>>> -XX:LogFile=/home/jenkins/.jenkins/support/jvm.log
>>>>>>>>>>
>>>>>>>>>> I am having intermittent catastrophic failures of these agent 
>>>>>>>>>> machines during builds and am trying to properly configure java 
>>>>>>>>>> settings 
>>>>>>>>>> per Cloudbees best practices, but I cannot seem to get off the 
>>>>>>>>>> ground here. 
>>>>>>>>>> Another problem in my agents that's probably related is that the 
>>>>>>>>>> agent-side 
>>>>>>>>>> (remoting) logs are all zero bytes.
>>>>>>>>>>
>>>>>>>>>> Thanks for your help.
>>>>>>>>>>
>>>>>>>>> -- 
>>>>>> You received this message because you are subscribed to a topic in 
>>>>>> the Google Groups "Jenkins Users" group.
>>>>>> To unsubscribe from this topic, visit 
>>>>>> https://groups.google.com/d/topic/jenkinsci-users/Ax_JIIpKt4c/unsubscribe
>>>>>> .
>>>>>> To unsubscribe from this group and all its topics, send an email to 
>>>>>> [email protected].
>>>>>> To view this discussion on the web visit 
>>>>>> https://groups.google.com/d/msgid/jenkinsci-users/8463b0ea-9df0-4c05-9bf4-0501296f2b9bn%40googlegroups.com
>>>>>>  
>>>>>> <https://groups.google.com/d/msgid/jenkinsci-users/8463b0ea-9df0-4c05-9bf4-0501296f2b9bn%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>>>> .
>>>>>>
>>>>> -- 
>>>>> Un Saludo
>>>>> Iván Fernández Calvo
>>>>> https://www.linkedin.com/in/iv%C3%A1n-fern%C3%A1ndez-calvo-21425033
>>>>>
>>>> -- 
>>> You received this message because you are subscribed to a topic in the 
>>> Google Groups "Jenkins Users" group.
>>> To unsubscribe from this topic, visit 
>>> https://groups.google.com/d/topic/jenkinsci-users/Ax_JIIpKt4c/unsubscribe
>>> .
>>> To unsubscribe from this group and all its topics, send an email to 
>>> [email protected].
>>>
>> To view this discussion on the web visit 
>>> https://groups.google.com/d/msgid/jenkinsci-users/2440d77c-39c7-4836-bdbc-704b15e469c4n%40googlegroups.com
>>>  
>>> <https://groups.google.com/d/msgid/jenkinsci-users/2440d77c-39c7-4836-bdbc-704b15e469c4n%40googlegroups.com?utm_medium=email&utm_source=footer>
>>> .
>>>
>>
>>
>> -- 
>> Un Saludo
>> Iván Fernández Calvo
>> https://www.linkedin.com/in/iv%C3%A1n-fern%C3%A1ndez-calvo-21425033
>>
>

-- 
You received this message because you are subscribed to the Google Groups 
"Jenkins Users" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/jenkinsci-users/010f3070-ef38-4964-a5a4-aded7a080e75n%40googlegroups.com.

Reply via email to