Chinaunix首页 | 论坛 | 博客
  • 博客访问: 10168734
  • 博文数量: 1669
  • 博客积分: 16831
  • 博客等级: 上将
  • 技术积分: 12594
  • 用 户 组: 普通用户
  • 注册时间: 2011-02-25 07:23
个人简介

柔中带刚,刚中带柔,淫荡中富含柔和,刚猛中荡漾风骚,无坚不摧,无孔不入!

文章分类

全部博文(1669)

文章存档

2023年(4)

2022年(1)

2021年(10)

2020年(24)

2019年(4)

2018年(19)

2017年(66)

2016年(60)

2015年(49)

2014年(201)

2013年(221)

2012年(638)

2011年(372)

分类: Oracle

2012-02-03 14:31:19

一个TB级数据库的备份时间及备份记录
站内相关文章|Related Articles





昨晚,为一个客户的数据库做了一次临时性的备份留存,数据库的整体容量大约在1.5T左右,一般中低端存储:
SQL*Plus: Release 10.2.0.2.0 - Production on Thu Sep 10 14:27:39 2009

Copyright (c) 1982, 2005, Oracle.  All Rights Reserved.


Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.2.0 - 64bit Production
With the Partitioning, Real Application Clusters, OLAP and Data Mining options

SQL> select sum(bytes)/1024/1024/1024 GB from v$datafile;

        GB
----------
1527.83266
Linux系统,整个备份过程大约持续了5个小时左右,备份出来的容量如下:
[oracle@sms backup]$ du -sk
1448023700      .
备份脚本:
run{
allocate channel d1 type disk maxpiecesize=50G;
allocate channel d2 type disk maxpiecesize=50G;
backup full database filesperset 10 include current controlfile format '/backup/fullbak_%d_%T_%s_%p'
plus archivelog format '/backup/archbak_%d_%T_%s' delete all input;
release channel d1;
release channel d2;
}
备份自9:30开始:
Recovery Manager: Release 10.2.0.2.0 - Production on Wed Sep 9 21:30:23 2009

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

connected to target database: ORADB (DBID=2409970687)

RMAN> run{
2> allocate channel d1 type disk maxpiecesize=50G;
3> allocate channel d2 type disk maxpiecesize=50G;
4> backup full database filesperset 10 include current controlfile format '/backup/fullbak_%d_%T_%s_%p'
5> plus archivelog format '/backup/archbak_%d_%T_%s' delete all input;
6> release channel d1;
7> release channel d2;
8> }
9>
using target database control file instead of recovery catalog
allocated channel: d1
channel d1: sid=819 instance=oradb1 devtype=DISK

allocated channel: d2
channel d2: sid=799 instance=oradb1 devtype=DISK


Starting backup at 09-SEP-09
current log archived
channel d1: starting archive log backupset
channel d1: specifying archive log(s) in backup set
input archive log thread=1 sequence=39695 recid=82786 stamp=697023074
input archive log thread=1 sequence=39696 recid=82789 stamp=697024187

结束时间是 Sep 10 02:43,五个小时左右。

记录一下供参考。
阅读(1003) | 评论(0) | 转发(1) |
给主人留下些什么吧!~~