因此,我为一个应用程序安装了jenkins管道,该应用程序使用spring引导作为后端,使用vuejs作为前端。maven构建过程首先构建前端,然后将其复制到后端,然后构建后端。但是,在前端构建过程中,只有当我通过jenkins管道运行它时,流程才会失败。(对于其他人来说,同样的管道显然是在另一台机器上工作)
[INFO] npm ERR! code EAGAIN
[INFO] npm ERR! syscall spawn sh
[INFO] npm ERR! path /var/lib/jenkins/workspace/pipeline/frontend/node_modules/pre-commit
[INFO] npm ERR! errno -11
[INFO] npm ERR! spawn sh EAGAIN
[INFO] npm ERR! command sh -c node install.js
[INFO]
[INFO] npm ERR! A complete log of this run can be found in:
[INFO] npm ERR! /var/lib/jenkins/.npm/_logs/2022-07-22T09_11_43_478Z-debug-0.log
日志的相关部分在这里:https://pastebin.com/ewp6zRcv
詹金斯输油管道是:
pipeline {
agent any
parameters {
gitParameter branchFilter: 'origin/(.*)', defaultValue: 'staging', name: 'BRANCH', type: 'PT_BRANCH'
}
tools {
maven "Maven"
nodejs "Node"
}
stages {
stage('Build') {
steps {
// Get some code from a GitHub repository
git branch: "${params.BRANCH}", url: 'https://github.com/TheExkaliburg/MoreFair'
// Run Maven on a Unix agent.
sh "mvn -Dmaven.test.failure.ignore=true clean package"
}
post {
success {
archiveArtifacts 'target/*.jar'
}
}
}
}
}
jenkins安装在带有ubuntu20.04的linux服务器上,项目本身可以在https://github.com/TheExkaliburg/MoreFair上找到,要构建的分支正在暂存。
奇怪的是,EAGAIN故障通常是“资源暂时不可用”。失败了。以root或jenkins用户的身份运行进程,没有任何错误,我有足够的剩余磁盘空间,而且在构建过程中,ram和cpu甚至从未接近100%。
这也很奇怪,因为出现的错误并不总是一样的,f.e。
[INFO] - Building for production...
[INFO] node[80787]: pthread_create: Resource temporarily unavailable
[INFO] node:events:505
[INFO] throw er; // Unhandled 'error' event
[INFO] ^
[INFO]
[INFO] Error: spawn /var/lib/jenkins/workspace/MoreFairStaging/frontend/node/node EAGAIN
[INFO] at Process.ChildProcess._handle.onexit (node:internal/child_process:283:19)
[INFO] at onErrorNT (node:internal/child_process:478:16)
[INFO] at processTicksAndRejections (node:internal/process/task_queues:83:21)
[INFO] Emitted 'error' event on ChildProcess instance at:
[INFO] at Process.ChildProcess._handle.onexit (node:internal/child_process:289:12)
[INFO] at onErrorNT (node:internal/child_process:478:16)
[INFO] at processTicksAndRejections (node:internal/process/task_queues:83:21) {
[INFO] errno: -11,
[INFO] code: 'EAGAIN',
[INFO] syscall: 'spawn /var/lib/jenkins/workspace/MoreFairStaging/frontend/node/node',
[INFO] path: '/var/lib/jenkins/workspace/MoreFairStaging/frontend/node/node',
[INFO] spawnargs: [
[INFO] '/var/lib/jenkins/workspace/MoreFairStaging/frontend/node_modules/thread-loader/dist/worker.js',
[INFO] 20
[INFO] ]
[INFO] }
或
[7,371s][warning][os,thread] Failed to start thread - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 0k, detached.
节点版本为16.16.0,npm为8.11;maven为3.8.6,maven为maven,java 11为jenkins (2.346.2)。
发布于 2022-07-23 16:01:06
所以这个特殊情况的问题是服务配置不允许产生更多的任务
解决这个问题的一个简单方法是systemctl edit jenkins
并添加到配置中(经过一周的重新学习并尝试了各种方法)。
[Service]
TaskMax=500
这个数字可能会变化,但默认的165,你可以通过systemctl show --property=DefaultTasksMax
发现是不够的
https://stackoverflow.com/questions/73079543
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