[root@instance-as0nsoax nginx]# yum -y install gd gd-devel
error: db5 error(11) from dbenv->open: Resource temporarily unavailable
error: cannot open Packages index using db5 - Resource temporarily unavailable (11)
error: cannot open Packages database in /var/lib/rpm
CRITICAL:yum.main:
Error: rpmdb open failed
解决如下：
[root@instance-as0nsoax nginx]# cd /var/lib/yum [root@instance-as0nsoax yum]# ls|grep db. rpmdb-indexes
[root@instance-as0nsoax yum]# rm -rf rpmdb-indexes
[root@instance-as0nsoax yum]# rpm --rebuilddb
[root@instance-as0nsoax yum]# yum clean all
[root@instance-as0nsoax nginx]# nginx -t
nginx: error while loading shared libraries: libgd.so.2: cannot open shared object file: No such file or directory
解决如下：
yum -y yum -y install gd gd-devel
[root@instance-as0nsoax yum]# nginx -t
nginx: the configuration file /opt/nginx/conf/nginx.conf syntax is ok
nginx: [emerg] getpwnam("nginx") failed
解决如下：
[root@instance-as0nsoax yum]# useradd -s /bin/nologin -M nginx [root@instance-as0nsoax yum]# nginx -t nginx: the configuration file /opt/nginx/conf/nginx.conf syntax is ok nginx: configuration file /opt/nginx/conf/nginx.conf test is successful
标签：instance,nginx,报错,conf,as0nsoax,yum,root From： https://www.cnblogs.com/vzhangxk/p/18034161