[Enmotech] Re: [Enmotech]关于hanganalyze的trace文件解读

  • From: "chenning.huang@xxxxxxxxxxxx" <chenning.huang@xxxxxxxxxxxx>
  • To: enmotech <enmotech@xxxxxxxxxxxxx>
  • Date: Thu, 16 Jul 2015 12:41:12 +0800

其实你发的Interpreting HANGANALYZE trace files to diagnose hanging and performance
problems for 9i and 10g. (Doc ID 215858.1)一文有以下说明:

参照该说明,在你所发的hanganalyze报告中可以看到:
[1752]/0/1753/39663/0xe25a8db8/33489212/IN_HANG/5/6/[1126]/1126
[1126]/0/1127/20828/0xe5539888/34276134/IN_HANG/4/7/[1752]/5

很标准




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发件人: 王若��
发送时间: 2015-07-16 11:26
收件人: enmotech
主题: [Enmotech]关于hanganalyze的trace文件解读
Hi all:
问一下啊,hanganalyze的trace文件,cycle部分如何解读?如下:

Cycle 1 : <cnode/sid/sess_srno/proc_ptr/ospid/wait_event> :
<0/1753/39663/0xe142bbd0/33489212/library cache lock>
-- <0/1127/20828/0xe43d1de8/34276134/row cache lock>

这个文档Interpreting HANGANALYZE trace files to diagnose hanging and performance
problems for 9i and 10g. (Doc ID
215858.1)说,cycle部分就是死锁,但查询显示没有死锁,sid1127就是holder。
cycle部分怎么看是不是死锁?前面―又是什么意思呢?
完整hanganalyze见附件。

JPEG image

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  • » [Enmotech] Re: [Enmotech]关于hanganalyze的trace文件解读 - chenning.huang@xxxxxxxxxxxx