这次被hack成了垃圾邮件中转站…悲剧 账号被停了一天…这帮可恶的hacker 明年准备迁回香港[……]
Category: system
LVS introduction
What is virtual server?
Virtual server is a highly scalable and highly available server built on a cluster of real servers. The architecture of serve[……]
Fractured blocks when Rman backup is running
系统alert在主库出现下面错误 OS为linux 5.5
Stopping background process CJQ0
Sat Feb 11 03:41:07 2012
Hex dump of (file 9, block 561424) in trace file /data/[……]
招聘：1号店招聘ORACLE DBA
新的一年到了,DBA TEAM准备扩充一下,主要环境是ORACLE(RAC+单实例+DG)+ MYSQL 后面还要涉及到MYSQL的高可用架构实施,ORACLE方面今年也会有一些架构变更,总体而言今年是很有挑战的一年,希望挑战与激情的同学可以来试一试,同时也欢迎大牛的加入
Location[……]
HugePages on Linux
Regular Pages and HugePages
This section aims to give a general picture about memory access in virtual memory systems and how pages are referenced.[……]
Logic standby delay when query with for update clause
今天遇到一个奇怪的问题，3个logic standby 中有一个delay 查看任何日志都没有发现错误，有一个transaction在apply一个SQL，这条SQL没有任何问题，SQL所涉及到的表也没有任何问题
当时的apply情况如下：
SID USERNAME MACHINE[……]
2012
2012 is coming .happy new year and everything will be better and better[……]
[转] 11g Release 2 RMAN Backup Compression
11g Release 2 RMAN Backup Compression
Oracle 11g Release 2 introduced compression algorithm levels which can be used for compressing table data, Data[……]
随便写写
刚上班 就重感冒，什么资料都不想看,感觉节奏很快 慢慢适应吧[……]
new life
换工作了，跳到了互联网行业，乙方的工作让我受益良多，新的工作充满了挑战，GL![……]