[系统运维]记录jenkins 插件升级导致Pipeline 项目无法显示

1.旧版本长时间没有升级，插件升级建议先做备份快照

查看当前java版本

[root@ip-10-171-1-80 plugins]# java -version
java version "1.8.0_181"
Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode)

?查看可更新版本

[root@ip-10-171-1-80 plugins]# update-alternatives --list
libnssckbi.so.x86_64    auto    /usr/lib64/pkcs11/p11-kit-trust.so
ld      auto    /usr/bin/ld.bfd
cifs-idmap-plugin       auto    /usr/lib64/cifs-utils/cifs_idmap_sss.so
mta     auto    /usr/sbin/sendmail.postfix
iptables        auto    /usr/sbin/iptables-legacy
java    manual  /usr/java/jdk1.8.0_181-amd64/jre/bin/java
javac   auto    /usr/lib/jvm/java-11-amazon-corretto/bin/javac

更新java版本

[root@ip-10-171-1-80 plugins]# update-alternatives --config java

There are 2 programs which provide 'java'.

  Selection    Command
-----------------------------------------------
 + 1           /usr/java/jdk1.8.0_181-amd64/jre/bin/java
*  2           /usr/lib/jvm/java-11-amazon-corretto/bin/java

Enter to keep the current selection[+], or type selection number: 2

?查看版本

[root@ip-10-171-1-80 plugins]# java -version
openjdk version "11.0.14" 2022-01-18 LTS
OpenJDK Runtime Environment Corretto-11.0.14.9.1 (build 11.0.14+9-LTS)
OpenJDK 64-Bit Server VM Corretto-11.0.14.9.1 (build 11.0.14+9-LTS, mixed mode)

centos6

sudo yum install dejavu-sans-fonts

centos7

sudo yum install fontconfig

重启jenkins

[root@ip-10-171-1-80 plugins]# systemctl restart jenkins
[root@ip-10-171-1-80 plugins]# systemctl status jenkins

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