一、报错如下:
[root@localhost /]# yum list|grep nginx
/var/run/yum.pid 已被锁定,PID 为 10120 的另一个程序正在运行。
Another app is currently holding the yum lock; waiting for it to exit...
另一个应用程序是:PackageKit
内存: 28 M RSS (444 MB VSZ)
已启动: Sun Jun 27 20:52:26 2021 - 00:02之前
状态 :睡眠中,进程ID:10120
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执行rm -f /var/run/yum.pid 命令
[root@localhost /]# rm -f /var/run/yum.pid
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在使用yum list|grep nginx命令查看Nginx报错消失。
[root@localhost ~]# yum list |grep nginx nginx.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-debug.x86_64 1:1.8.0-1.el7.ngx nginx nginx-debuginfo.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-geoip.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-geoip-debuginfo.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-image-filter.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-image-filter-debuginfo.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-njs.x86_64 1:1.12.2.0.1.14-1.el7_4.ngx nginx nginx-module-njs-debuginfo.x86_64 1:1.12.2.0.1.14-1.el7_4.ngx nginx nginx-module-perl.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-perl-debuginfo.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-xslt.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-module-xslt-debuginfo.x86_64 1:1.12.2-1.el7_4.ngx nginx nginx-nr-agent.noarch 2.0.0-12.el7.ngx nginx pcp-pmda-nginx.x86_64 3.11.8-7.el7 base