答网友问:请问一下大家,awr报告的会有一个sessions
答网友问:请问一下大家,awr报告的会有一个sessions 从哪里来?as maclean answered:
SQL> set linesize 200 pagesize 2000
select * from dba_hist_sysstat where stat_name='logons current'
SNAP_ID DBID INSTANCE_NUMBER STAT_ID STAT_NAME VALUE
---------- ---------- --------------- ---------- ---------------------------------------------------------------- ----------
3 360655143 1 3080465522 logons current 16
4 360655143 1 3080465522 logons current 16
1 360655143 1 3080465522 logons current 16
2 360655143 1 3080465522 logons current 16
10 360655143 1 3080465522 logons current 16
5 360655143 1 3080465522 logons current 16
6 360655143 1 3080465522 logons current 16
7 360655143 1 3080465522 logons current 17
8 360655143 1 3080465522 logons current 16
9 360655143 1 3080465522 logons current 16
14 360655143 1 3080465522 logons current 16
15 360655143 1 3080465522 logons current 16
16 360655143 1 3080465522 logons current 16
11 360655143 1 3080465522 logons current 16
12 360655143 1 3080465522 logons current 16
13 360655143 1 3080465522 logons current 16
22 360655143 1 3080465522 logons current 16
17 360655143 1 3080465522 logons current 16
18 360655143 1 3080465522 logons current 16
19 360655143 1 3080465522 logons current 16
20 360655143 1 3080465522 logons current 16
21 360655143 1 3080465522 logons current 16
25 360655143 1 3080465522 logons current 17
26 360655143 1 3080465522 logons current 17
27 360655143 1 3080465522 logons current 17
24 360655143 1 3080465522 logons current 16
23 360655143 1 3080465522 logons current 17
32 360655143 1 3080465522 logons current 17
33 360655143 1 3080465522 logons current 17
34 360655143 1 3080465522 logons current 17
28 360655143 1 3080465522 logons current 17
29 360655143 1 3080465522 logons current 17
30 360655143 1 3080465522 logons current 17
31 360655143 1 3080465522 logons current 17
36 360655143 1 3080465522 logons current 17
37 360655143 1 3080465522 logons current 17
38 360655143 1 3080465522 logons current 17
39 360655143 1 3080465522 logons current 17
35 360655143 1 3080465522 logons current 17
44 360655143 1 3080465522 logons current 17
45 360655143 1 3080465522 logons current 17
40 360655143 1 3080465522 logons current 17
41 360655143 1 3080465522 logons current 17
42 360655143 1 3080465522 logons current 17
43 360655143 1 3080465522 logons current 17
48 360655143 1 3080465522 logons current 17
49 360655143 1 3080465522 logons current 17
46 360655143 1 3080465522 logons current 17
47 360655143 1 3080465522 logons current 18
图里122 124是怎么得出来的呢? 没看懂 是否是 awr做做snapshot 那一时刻的 'logons current'值.
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