Linux command
pg_isready 命令
文本
复制后可按需替换文件名、目录或参数。
常用示例
Check if server is ready
pg_isready
Check specific host
pg_isready -h [host] -p [port]
Check with timeout
pg_isready -t [seconds]
Quiet mode
pg_isready -q
说明
pg_isready checks PostgreSQL server connection readiness. Returns exit code indicating server status. Useful for scripts and health checks before connecting.
参数
- -h, --host _host_
- Server hostname.
- -p, --port _port_
- Server port.
- -t, --timeout _seconds_
- Connection timeout.
- -q, --quiet
- Suppress output.
- -d, --dbname _name_
- Database name.
FAQ
What is the pg_isready command used for?
pg_isready checks PostgreSQL server connection readiness. Returns exit code indicating server status. Useful for scripts and health checks before connecting.
How do I run a basic pg_isready example?
Run `pg_isready` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does -h, --host _host_ do in pg_isready?
Server hostname.