Jenkins build executors number If you only want to store the current build number then follow these steps: Create a file called jenkins-build where I have a set of build jobs in jenkins that can run in any one of 3 build nodes. There you might see additional The current build ID, identical to BUILD_NUMBER for builds created in Jenkins versions 1. exe full file path” ) Jenkins; JENKINS-32082; How to determine the number of build executors that are supported on Jenkins server? At some moment after couple days without restart of jenkins master, pipeline jobs starts to hang executors after build finish. The ratio of this to the total number of executors gives you the In my case it was caused by number of executors (I had 1) and running Jenkins Job (Project) from Pipeline (my pipeline script started other Job in Jenkins). Inside The number of executors determines how many Jenkins jobs run in parallel on a machine. You can follow the below given steps. It caused deadlock - my pipeline held By default Jenkins has 2 executors. executor. io/blog): Use milestone and lock. 2. builds. I would like to reserve 1 executor (or 2) to run those 5 small jobs only Jenkins can run as many jobs as you have available "executors". First you need to create a throttle category. General help available by Jenkins scaling is based on the controller/agents model, where you have a number of agent instances and one main Jenkins instance called the controller that is responsible mainly for It the next level I look at Jenkins build clusters. log) I just went through the jenkins -> Manage jenkins -> manage nodes sections & did not default_jenkins_executors_queue_length: Shows number of items that can run but waiting on free executor: gauge: JenkinsStatusCollector. I expected The company I work for uses a large Jenkins server with a large number of slaves to handle the build and testing for a particular product. BUT, I want to create just one job, Manage Jenkins -> Manage Nodes -> Configure Node -> Number of build processors. All of which have the workspace in /tmp/workspace. Besides, I also configured "Container Cap" under Jenkins > Configuration > cloud as 3. The current build number, such as "153" BUILD_TAG. we have one executor per core. number. instance. The ratio of this to the number of online executors gives you the resource By default Jenkins has 2 executors. The unique number that identifies the I'm trying to set the number of executors in Jenkins using Groovy. Imagine one master and n build slaves with each m executors in a giant build environment. 1 (0 Executors) Jenkins Agent 1 (4 Executors) Jenkins Agent 2 (4 Executors) Jenkins Agent 3 (4 I have Jenkins cluster, has 1-Master with 2-Executor and 1-Agent with 2-Executor and now how to get the total number of executors in my Jenkins cluster using java or groovy We observed this cryptic warning in the jenkins log when clicking the build button: WARNING: Executor #-1 for Built-In Node grabbed \ hudson. Here is the screenshot of the web console & jenkins log file ( /var/log/jenkins. I currently have a jenkins scripted pipeline job that is trying to Whereas when less than jenkins. I have 1 executor configured Jenkins Pipeline also provides the current build number as the property number of the currentBuild. Jenkins cleans up after itself, like that. An Executor is just a slot in which to run a job on an agent/node. when you have builds triggered concurrently for as many branches as you Configure the node details, such as the number of executors, remote root directory, and labels. Every project uses a pipeline via a Jenkinsfile. Each of the nodes has a number of executors thus Maybe someone could help me. The way I managed to kill it was to get node by label as Computer, iterate through executors (or rather, call the only one ;) Seems like build process is hanging for a long time. Set the number Is it possible to have dynamic slaves with multiple build execution lanes using Kubernetes plugin for Jenkins?. The unique number that identifies the For Jenkins, you can add more build executors to handle concurrent builds. This is the Jenkins is using AWS EC2 as the Build executor, through Jenkins Plugin Amazon EC2 (https: Number of Executors, which could limit the max concurrent builds running in A "brute-force" way would be limiting number of executors to one, but that obviously is less than ideal if most jobs could well be executed concurrently and there's no In general, you can't do this: when you submit (or "trigger") a Jenkins job, this will not necessarily create and start a new build. BUILD ID URL/kill - hard kill a pipeline. This leads to deadlocks e. We have resource-heavy interdependent build jobs as well as smaller ones, equally important. Agents manage the task execution on behalf of the Jenkins controller by using executors. I know that I could limit number of executors but it Is there a way to get a list of RUNNING builds in Jenkins via a System Groovy Script? I tried looping through the busy executors, but from an executor object, I cannot get the To prevent builds from running on the built-in node directly, navigate to Manage Jenkins » Nodes and Clouds. 255. Run certain Jenkins jobs alone on a node. Build Executors Filter Offline. Select Built-In Node in the list, then select Configure in the menu. Manage Jenkins -> Manage Nodes -> Configure Node -> Number of build processors. we used that option to 1: FROM [image_name]:[tag] - this line means that our dockerfile will be based on an existing image. WorkUnit@ba0a64d[work=Test The number of executors is set to 2 since my CPU has 2 cores. How To Abort Jenkins; JENKINS-17994; Make executor number available for defining workspace location. You can change the number of executors at will in the configuration. Go to manage Jenkins. What I want is to abort running builds in Ok, so I've found a way to free these executors via groovy script executed on Jenkins Script Console. xml, generates a jar file and uploads it to my local artifactory. static long. Busy executor looks like: But For concurrent builds on the same node, Jenkins will create build folder name with @<number> to keep it unique. Enter name or names in value for field: Resources. It is the How to cancel jenkins builds based on build number of a given job using groovy. This job gets build multiple number of times. That works well, except you can only set a single blocking mode so it’s Hence, I will need to access the environmental variable ${BUILD_NUMBER} to construct the URL. The number of executors per Agent defines how many concurrent jobs can be run to that agent. Then, under the job's configuration, you can define the Configuration Matrix which lets We have been having lots of memory issue with Jenkins (restarting it worked fine for a few days). If all executors are busy, your build will remain in the pending state until one becomes available. Is it possible to limit a job's build instance to run on up to x In Jenkins when clicking on Build Executor Status I can only see free disk space related statistics (URI: /computer). I have three build machines set up, each having label AAA and BBB. Within the build-matrix I have 4 targets (‘Release’, Look at the Build Executor Status panel, typically located on the left side. It is obvious that for our dockerfile, we take the Jenkins base image, which you can find Build Executor Status: Select the number of days to retain builds in — as many as 14 days — or keep only 50 builds. jar delete-builds name_of_job_to_delete hanging_job_number Auxiliary info: You may also pass a range of builds like 350:400. model. Currently I can do the following to get a node to stop accepting new jobs: Here is what I am doing using the JenkinsAPI for Python # Python scipt to get build information # Import jenkins API and check Jenkins Version import jenkinsapi from From what i can tell the agent created by the amazon-ecs plugin only has 1 executor on it, but I cant find a way to configure this to say 2 on creation. getElapsedTime() Gets the elapsed time since the build has started. Started by upstream project "<folder>/<job1>" build number 181 originally caused by: However, in the Build Executor Status an executor has been allocated and it believe that it is still Set to the URL of the Jenkins master that's running the build. 1. The ratio of this to the number of online executors gives you the resource Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software After installing the Version Column Increase the number of executors. This is the most Greetings Folks, Our infrastructure consists of: Jenkins Controller v2. We currently run a single instance of Jenkins with 20 executors with no problems. I do not believe there is any limit to the amount of executor that Jenkins allows. Providing sum of execution time of previous jenkins jobs to next This line tracks the number of executors (among the executors counted above) that are carrying out builds. 7. But you can increase the no of executors. 0. The ratio of this to the number of online executors gives you the resource This Groovy script counts the number of busy executors on the Slave. My current scenario is There is a way to estimate roughly how many controllers, jobs and executors will be needed based on build needs and number of developers served. We have The number of simultaneous builds that Jenkins executes on your agent. After that click om configure system. Save and launch the agent. I’m running this job in parallel on same node - if you Anytime we set an agent for a stage, a new executor will be allocated. Is there a way to Configure the number of executors based on the number of concurrent builds that run based on the physical capacity of AWS instances in Auto Scaling group. I’d like to ask how these two methods affect the CPU utilization of the machine. getAllItems(AbstractProject. Usually compiling something EXECUTOR_NUMBER: The unique number that identifies the current executor (among executors of the same machine) that’s carrying out this build. Start a build. Build Blocker Plugin - supposedly supports Pipeline projects; Throttle Concurrent Builds Plugin - not compatible with I am trying to get the number of builds in the Jenkins Build Queue. They are all labeled with a common label of "ubuntu_build". When I'm running this code, it works: import jenkins. After My Jenkins job is a Matrix build that should run on build machines labeled AAA and BBB. When I try to upload the jar file to artifactory using Runs Jenkins agent in a docker container with different versions of NodeJS to easily build those projects you have in an ephemeral way instead of setting up individual If none is given display name is based upon Jenkins executor number increased by 1, or the configurable Xvfb display name offset. In Nextgen world of auto This plugin allows for throttling the number of concurrent builds of a project running per node or globally. Details. We even allocated 32G of memory but it still eventually run out. isBuilding() In Jenkins > job_name > Configure > General, Select checkbox: This build requires lockable resources. Display number should always by EXECUTOR_NUMBER+1 Jenkins; JENKINS-48882; Build Executor number is not consistent with EXECUTOR_NUMBER Jenkins; JENKINS-48882; Build Executor number is not consistent with EXECUTOR_NUMBER I'm trying to setup some automation for gracefully removing a worker node in Jenkins. Export. Change number of executors on existing Jenkins node by script. properties",property="BUILD_TYPE"} We set the executors on our master to 0 and to our slaves - one executor per core. setNumExecutors(int) but it doesn't seem to really Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about jenkins-build=1 jenkins-build=2 jenkins-build=3 and so on. In environments where Jenkins runs build such as maven compilation build and release tasks as part of job. I use Jenkins and Multibranch Pipeline. How I can monitor free system memory (RAM) in Jenkins? Charts Hello everyone, I am using the “Throttle Concurrent Builds” plugin but I am having problems. We have to be careful to not define too If none is given display name is based upon Jenkins executor number increased by 1, or the configurable Xvfb display name offset. 597+ BUILD_NUMBER. `jenkins. each { p -> p. It can filter out the offline nodes. capture build number of downstream job in Jenkins code as pipeline. Download previous versions of Build Executors Filter Offline. Then I got a message/Notification that: Building on the built-in node can be a security issue. 3) will not see a job unless you have enabled the Execute Concurrent builds if necessary. Specify the node’s details, such as the number of executors (build slots) and the remote root directory. A good rule of thumb is to use the number of CPU cores on the machine you’ll run the builds on. The unique number that identifies the If there are not enough available executors at any point, any further build requests will be held in the build queue as normal. I've got a new build executor and I want it to have the Slaves are computers that are set up to build projects for a master. The unique number that identifies the count of executors in Jenkins cluster. However, the issue arises where the older build does not complete even after a new successful build, causing a build wait I've got a Jenkins instance running with multiple build executors. Executors are thread configured using A Jenkins executor is how you can configure how many concurrent builds run on any particular build agent. This is a heuristics based approach, but if the build is suspiciously taking for a long time, I have a pipeline that compiles a pom. null View workflow XML Word Printable. Waiting for an available executor on an agent: The behaviour of the api is the same everywhere. g. . It runs concurrent jobs based on available executors. For example: we recommend that the Workspace name uses at least the following variables to help identify your builds: jenkins-${NODE_NAME}-${JOB_NAME} Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software Build Executors Filter Offline | Jenkins plugin Slaves are computers that are set up to build projects for a master. A build can be kicked off locally (rare) or remotely (common). 73. You can do this by navigating to Manage Jenkins > Configure System and increasing the number Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software. Please see Jenkins Terminology for more details regarding executors, This line tracks the number of executors (among the executors counted above) that are carrying out builds. Executable e) Gets I have a view defined using View Job Filters Plugin that filters just currently running jobs, then you can use /api/json on the view page to see just the jobs that are running. BUILD ID URL/term - forcibly terminates a build (should only be used if stop does not work). 1. 10. Inside Hi, I have setup a jenkins controller and some agents (Linux and Windows). I’m running this job in parallel on same node - if you have multiple slaves on the same machine, the build Hi, I’m new to Jenkins. Number of executors is fixed and defined by server hardware - available mem . value` (gauge)*:: *The I created a list of job (have more 10 jobs) then executed them in "Parallel". Improve this answer. Jenkins setup: Version 2. The current build ID, identical to BUILD_NUMBER for builds created in Jenkins versions 1. metric description Prometheus Type; Once you install a few agents you might find yourself removing the executors on the master in order to free up master resources (allowing it to concentrate resources on managing Set to the URL of the Jenkins master that’s running the build. Try to append /api to a url in Jenkins to see if there is an api available, not everything has it. Setup Hudson to be able to run four executors Increase number of executors in Manage Hudson --> Configure system to appropriate number. value`. May I know the Jenkins command to get the number of builds running in the queue ? jenkins; jenkins-cli; How to limit each Jenkins build instance to a maximum of x nodes. It polls continuously till it finds an online slave with zero number of busy executors. Jenkins runs a separate program called "slave agent" on slaves. I would like to run a container in that instance that will be used as another build executor so I can tun a few builds We have a Jenkins server with 8 executors and 20 jobs. An agent is a small You can specify the executors of your node in his configuration. Share. Ask Question Asked 8 years, 2 months ago. free. New build is triggered by push in git repository. This is especially helpful if you have a large number of offline nodes. You can access the Jenkins build queue So there are two labels in play: jenkins_node with 36 cores . Executable e) Gets We have a Jenkins master node setup with 0 executors and a number of Windows and Linux slaves, each defined to only run one executor. Solution: To resolve The Number of executors. Returns true if the current build is likely stuck. model, interface: IExecutor. When introducing the Number of executors parameter, it is Jenkins – an open source automation server which enables developers around the This is a Jenkins plugin that overwrites the original Build Executors Status Widget. long. This line tracks the number of executors (among the executors counted above) that are carrying out builds. Handles creation of Nodes to dynamically Each project can build concurrently with the others, up to some limit X - say limited by licenses for its toolsets. When Hudson picks up a change from the subversion polling log it will add it to the build queue, but it will wait there indefinitely. 15 of those jobs take approximately 2 hours to finish while the remaining 5 take only 15 minutes. Short: A random big number of I have a ec2 instance running as my jenkins master. EXECUTOR_NUMBER. This is the Jenkins; JENKINS-24679; Executor_Number variable doesn't align with the build executor status Jenkins; JENKINS-24679; Executor_Number variable doesn't align with the build executor status You can select Build a Multi-configuration project (Matrix build) when you create the job. So it strongly depends on what those jobs are doing. 0 and Jenkins v. Handles creation of Nodes to dynamically How to graceful remove Jenkins stuck executor when: Jenkins pipeline is running in kubernetes pod via kubernetes Plugin; build was removed due to Build History Rotation config @MK83 You don't need dedicated maven repo for each build. Open. I also Jenkins runs build such as maven compilation build and release tasks as part of job. It can filter out the java -jar jenkins-cli. Executors are thread configured using In Jenkins, i need to limit running job execution for only one times per day It's possible ? Throttle builds--> Number of builds--> Time period Share. When triggering a job, only a request for starting To prevent other builds running on the same agent, limit the number of executors to 1 for each agent in your docker cloud environment (that's a setting when configuring docker This is a Jenkins plugin that overwrites the original Build Executors Status Widget. This is the number you Now, I only have one executor in the Jenkins because I don't wish to run multiple jobs simultaneously since that can cause the jobs to fail. Limit number of node's executors to 1? Plug-ins. I recently upgraded Jenkins to 2. Now, the user entered parameter ${build_number} and the environmental variable #${BUILD_NUMBER}_${PROPFILE,file="parameters. queue. 1, Kubernetes Hi everyone I’m currently using the build-blocker plugin. Also monitor the You'll have to delete the slave and recreate it to change the number of executors, so you'll need to make sure that there are no builds running on the slave first. This value is used by Jenkins CLI for example. I want Jenkins to execute only 1 build at a time and keep remaining builds (to be executed next) in Human readable name of the Jenkins executor. For example: // Scripted pipeline def Jenkins - Increase number of executors for one job only. as it allows each build to contain a smaller number of changes, BUILD ID URL/stop - aborts a Pipeline. Is there a way to Set to the URL of the Jenkins master that's running the build. These equations assume that the This is corresponds to the sum of all the executors of all the on-line nodes. Hudson. I hate polling and Agents manage the task execution on behalf of the Jenkins controller by using executors. The real question is: how many jobs can Human readable name of the Jenkins executor. 319. Freestyle and maven jobs works fine. This line tracks the number of executors (among the online executors counted above) that are available to carry out builds. In this case, the name is qa-aut and I limiting the number of execution to 2 for concurrent builds and If you don't mind me asking, Why do you want to create a new job for deleting old builds. 6. Higher number of executors can result in degraded performance and higher flakiness of the BUILD_TAG: String of “jenkins-${JOB_NAME}– ${BUILD_NUMBER} This is the number you see in the “build executor status”, except that the number starts from 0, not 1: In my company we're using a single Jenkins build server. Choose the launch method for the node, such as “Launch agents via After system restart where Jenkins is stored, one of the jobs is constantly failing it is trying to create bulid with number 1 but there is already 1400 past builds. You should set The Priority Sorter I am using (v3. Follow answered Dec 3, 2012 at 11:15. Another option Jenkins. An agent can have zero or more executors. count. 5. getEstimatedDurationFor (Queue. value by at least 20-25% the build queue will tend to remain small, except for those cases where there are a large number of build jobs fighting For multi project configuration. For each category you can set up global, label-specific, and node-specific restrictions for executor numbers. I’d like to run one build at a time in Jenkins for some projects even if there are more builds in the queue. The large number of slaves, many with Set to the URL of the Jenkins master that's running the build. In environments where we only run scripts etc. Under build I have only 1 job in Jenkins. history` (histogram)*:: *The historical statistics of `jenkins. Optimize Jenkins Plugins You can optimize Hi all, thanks for your reply, yes, pretty sure about the full file path under (Manage jenkins → Global Tool Configuration → Path to MSBuild “MSBuild. Modified 8 0 . 289. jenkins_node_lite with 4 cores . build-executors-filter Build Executor display number is not consistent with the number is provided by EXECUTOR_NUMBER variable. You need repo per each executor. I have a job for each active git branch. class). The maximum number of Jenkins jobs is dependent upon what you set as the limits in the master and slaves. Go to Here’s a basic script to list all active builds: Jenkins. The lock step (from the I am using the latest hudson 1. Note that @ char can be problematic if something in your code uses absolute Workspace name. For this pipeline, the top-level agent spec just under pipeline is jenkins_node_lite, and that has Configure the Ant build step of each job to run an ant task that prints out the ${EXECUTOR_NUMBER} variable. 3. Log In. I set up on Jenkins (Manage Jenkins → System) the Multi-Project Throttle Download previous versions of Build Executors Filter Offline. Of course, Set the number of executors to 0 to disable running tasks on the built-in node. I Set to the URL of the Jenkins master that's running the build. I've found a method hudson. We have a matrix build (job_name1 below). Jenkins stop build and clean queue at specified time for specified job. This value is used by Jenkins CLI for example: EXECUTOR_NUMBER: The unique number that identifies the Please help me, I'm trying to change the number of executors on jenkins. 479. Jenkins Jenkins jenkins = Node3 ->A Label -> B machine with 4 executors and then for the rest of the job assign label so Jenkins will take care of it and for node2 assign 1 executor with a different label build (name, number) ¶ build_info (job, number) ¶ build_isbuilding (job, number) ¶ build_stop (job, number) ¶ build_wait (job, number, interval=1, timeout=None) ¶ Wait for build to complete. findAll { it. Jenkins has a build discarder plugin that let's you keep builds only upto particular number of days or On a Jenkins instance with the "Monitoring" plugin installed, there is a graph with title Waiting in build queue (s) available at the url path /monitoring/nodes. An agent is a small (170KB single jar) Java client process that connects to a Jenkins controller For a while now, we are seeing our Jenkins machines being pegged at 100% CPU (or 200% or 400%, depending on the number of cores) according to top: PID USER PR NI Given the recent advances of Jenkins pipelines, the probably best way would be the following (source: jenkins. For the master, this is set I am currently interested in finding jobs which are waiting for executors for more than a certain time and create an alert based on this. So, allow parallel builds declaration: package: jenkins. It can be read as currentBuild.
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