在安装PgBouncer(postgresql12-libs)时出现问题的解决方法可能因具体问题而异。以下是一些常见的解决方法和示例代码。
确保系统已正确安装PostgreSQL 12及其相关库。
确保已安装所需的依赖项,例如libevent-devel和openssl-devel。
示例代码(CentOS/RHEL):
sudo yum install libevent-devel openssl-devel
示例代码(Ubuntu/Debian):
sudo apt-get install libevent-dev libssl-dev
确保您正在安装与您的PostgreSQL版本兼容的PgBouncer版本。
检查您的操作系统版本和架构,以确保下载正确的PgBouncer版本。
示例代码(CentOS/RHEL):
# 在此处替换“x86_64”为您的架构
wget https://download.postgresql.org/pub/repos/yum/12/redhat/rhel-7-x86_64/pgbouncer-1.15.0-1.rhel7.x86_64.rpm
sudo rpm -i pgbouncer-1.15.0-1.rhel7.x86_64.rpm
示例代码(Ubuntu/Debian):
# 在此处替换“amd64”为您的架构
wget https://download.postgresql.org/pub/repos/apt/dists/bionic-pgdg/main/binary-amd64/pgbouncer_1.15.0-1.pgdg18.04+1_amd64.deb
sudo dpkg -i pgbouncer_1.15.0-1.pgdg18.04+1_amd64.deb
示例代码(CentOS/RHEL):
sudo yum groupinstall "Development Tools"
示例代码(Ubuntu/Debian):
sudo apt-get install build-essential
示例代码(编辑pgbouncer.ini):
[databases]
mydb = host=localhost port=5432 dbname=mydb
[pgbouncer]
listen_addr = *
listen_port = 6432
auth_type = md5
auth_file = /etc/pgbouncer/userlist.txt
admin_users = postgres
示例代码(查看PgBouncer日志):
tail -f /var/log/pgbouncer/pgbouncer.log
请根据您遇到的具体问题和环境进行适当的调整和修改。
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