1、dirchk：存放由 extract 抽取进程和 replicat 复制进程创建的 checkpoint(检查点) 文件；
[oracle@ogg ~]$ cd $OGG_HOME/dirchk [oracle@ogg dirchk]$ ls RE_IT.cpr RE_IT.cps
2、dirdat：源端存放的为等待被投递的 Trail 文件，目标端存放的为等待被复制的 Trail 文件；
[oracle@itkaifang ~]$ cd $OGG_HOME/dirdat [oracle@itkaifang dirdat]$ ls ra000000
3、dirdef：存放生成的源端或目标端数据定义文件；
4、dirrpt：所有进程日志文件（ DBA 最常用的目录，可查看所有进程的日志）；
查看mgr进程的日志文件前些行，可以查看源端的IP信息：
[oracle@ogg dirrpt]$ head -n 50 MGR.rpt *********************************************************************** Oracle GoldenGate Manager for Oracle Version 11.2.1.0.1 OGGCORE_11.2.1.0.1_PLATFORMS_120423.0230 Linux, x64, 64bit (optimized), Oracle 11g on Apr 23 2012 04:27:29 Copyright (C) 1995, 2012, Oracle and/or its affiliates. All rights reserved. Starting at 2017-11-05 21:16:12 *********************************************************************** Operating System Version: Linux Version #1 SMP Tue Jan 18 20:11:49 EST 2011, Release 2.6.32-100.26.2.el5 Node: ogg Machine: x86_64 soft limit hard limit Address Space Size : unlimited unlimited Heap Size : unlimited unlimited File Size : unlimited unlimited CPU Time : unlimited unlimited Process id: 6488 Parameters... port 7809 dynamicportlist 7840-7845 *********************************************************************** ** Run Time Messages ** *********************************************************************** 2017-11-05 21:16:12 INFO OGG-00983 Manager started (port 7809). 2017-11-05 21:33:10 INFO OGG-00963 Command received from GGSCI on host ogg (START REPLICAT RE_IT ). 2017-11-05 21:33:10 INFO OGG-00975 REPLICAT RE_IT starting. 2017-11-07 19:24:02 INFO OGG-00963 Command received from EXTRACT on host 192.168.2.10 (START SERVER CPU -1 PRI -1 TIMEOUT 300 PARAMS ). 2017-11-07 19:24:02 INFO OGG-00963 Command received from SERVER on host localhost.localdomain (REPORT 10737 7841). 2017-11-07 19:24:02 INFO OGG-00974 Manager started collector process (Port 7841).
5、dirprm：存放配置参数的文件，修改参数时，可以直接修改本文件，也可以在 ./ggsci 下，用 edit param 修改；
6、dirtmp：临时文件目录，用于长事务处理。
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