GGSCI (hosta) 17> info repxy
REPLICAT REPXY Last Started 2015-07-10 13:17 Status RUNNING
Checkpoint Lag 11:35:56 (updated 00:00:31 ago)
Log Read Checkpoint File /u03/ggs/dirdat/aa004004
2015-07-10 01:50:21.094559 RBA 42328189
GGSCI (hosta) 18> !
info repxy
REPLICAT REPXY Last Started 2015-07-10 13:17 Status RUNNING
Checkpoint Lag 11:35:56 (updated 00:01:29 ago)
Log Read Checkpoint File /u03/ggs/dirdat/aa004004
2015-07-10 01:50:21.094559 RBA 42328189--->记住这个RBA号（以下称为“info repxy”RBA号）
GGSCI (hosta) 19> send repxy, status
Sending STATUS request to REPLICAT REPXY ...
Current status: Processing data
Sequence #: 4004
RBA: 49440615 --->记住这个RBA号（以下称为“send repxy, status”RBA号）
36521 records in current transaction
GGSCI (hosta) 20> info REPXY
REPLICAT REPXY Last Started 2015-07-10 13:17 Status RUNNING
Checkpoint Lag 11:35:56 (updated 00:01:54 ago)
Log Read Checkpoint File /u03/ggs/dirdat/aa004004
2015-07-10 01:50:21.094559 RBA 42328189--->还是这个RBA号（“info repxy”RBA号未变）
GGSCI (hosta) 21> send repxy, status
Sending STATUS request to REPLICAT REPXY ...
Current status: Processing data
Sequence #: 4005
RBA: 7106039 --->（“send repxy, status”RBA号已经该改变，实际上已经切换到了4005号trail，见一行。）
63454 records in current transaction
GGSCI (hosta) 22> info REPXY
REPLICAT REPXY Last Started 2015-07-10 13:17 Status RUNNING
Checkpoint Lag 11:35:56 (updated 00:02:22 ago)
Log Read Checkpoint File /u03/ggs/dirdat/aa004004
2015-07-10 01:50:21.094559 RBA 42328189--->还是这个RBA号（“info repxy”RBA号未变）
总结：若是rep进程处理大的事务，会导致rep进程检查点的更新有延迟，此种情况下，使用"info rep进程"命令不足以真实反映rep进程的处理进度，此时，应该使用"send rep进程, status"命令
