20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-Review options for gpinitstandby 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:------------------------------------------------------- 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-The Master /data/master/gpseg-1/pg_hba.conf post gpinitsystem 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-has been configured to allow all hosts within this new 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-array to intercommunicate. Any hosts external to this 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-new array must be explicitly added to this file 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-Refer to the Greenplum Admin support guide which is 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-located in the /usr/local/greenplum-db/./docs directory 20160827:16:23:11:002458 gpinitsystem:mdw:gpadmin-[INFO]:-------------------------------------------------------
现在只有1个master，2个segment，没有standby，那么接下来把standby加入集群。
在Master服务器上执行
gpinitstandby -s gp-standby
输出如下：
[gpadmin@mdw ~]$ gpinitstandby -s smdw 20160827:16:59:24:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Validating environment and parameters for standby initialization... 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Checking for filespace directory /data/master/gpseg-1 on smdw 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:------------------------------------------------------ 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum standby master initialization parameters 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:------------------------------------------------------ 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum master hostname = mdw 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum master data directory = /data/master/gpseg-1 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum master port = 5432 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum standby master hostname = smdw 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum standby master port = 5432 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum standby master data directory = /data/master/gpseg-1 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum update system catalog = On 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:------------------------------------------------------ 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:- Filespace locations 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:------------------------------------------------------ 20160827:16:59:25:023346 gpinitstandby:mdw:gpadmin-[INFO]:-pg_system -> /data/master/gpseg-1 Do you want to continue with standby master initialization? Yy|Nn (default=N): > y 20160827:16:59:31:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Syncing Greenplum Database extensions to standby 20160827:16:59:31:023346 gpinitstandby:mdw:gpadmin-[INFO]:-The packages on smdw are consistent. 20160827:16:59:31:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Adding standby master to catalog... 20160827:16:59:31:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Database catalog updated successfully. 20160827:16:59:31:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Updating pg_hba.conf file... 20160827:16:59:37:023346 gpinitstandby:mdw:gpadmin-[INFO]:-pg_hba.conf files updated successfully. 20160827:16:59:39:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Updating filespace flat files... 20160827:16:59:39:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Filespace flat file updated successfully. 20160827:16:59:39:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Starting standby master 20160827:16:59:39:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Checking if standby master is running on host: smdw in directory: /data/master/gpseg-1 20160827:16:59:40:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Cleaning up pg_hba.conf backup files... 20160827:16:59:46:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Backup files of pg_hba.conf cleaned up successfully. 20160827:16:59:46:023346 gpinitstandby:mdw:gpadmin-[INFO]:-Successfully created standby master on gp-standby
View Code查看启动进程：