通过查询 logparser 来查找组以查找模式
我已经在另一个论坛上问过这个问题,但我没有没有得到任何答案或想法。我想做的是在发生特定场景时在日志文件中查找模式。
我想知道用户会话是否在 10 分钟之前超时,其中最后一个 GET 请求是 timeout.aspx 我能够解析出 aspnetsessionid 并按其分组,但我缺少另一部分。我需要减去该会话从开始到结束所花费的时间。
这是我如何开始的
SELECT
TO_STRING(time, 'm') as mins,
EXTRACT_TOKEN(EXTRACT_TOKEN(cs(Cookie), 1, 'ASP.NET_SessionId='), 0, ';+__ut') as ASPNETSESSIONID From C:\logs\ex11*.log
GROUP BY ASPNETSESSIONID, mins
这是一个在 10 分钟之前发生超时的情况示例
Line Number Date Time Client-IP Server IP Server Port Request Verb Request URI, ASPNETSessionID
255 4/1/2011 19:40:55 222.222.22.22 111.11.111.11 443 GET /webpage.aspx 1234567890
256 4/1/2011 19:40:55 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
257 4/1/2011 19:40:58 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
260 4/1/2011 19:41:04 222.222.22.22 111.11.111.11 443 POST /Formle.aspx 1234567890
261 4/1/2011 19:41:04 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
263 4/1/2011 19:41:05 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
265 4/1/2011 19:41:10 222.222.22.22 111.11.111.11 443 POST /FormItemsTable.aspx 1234567890
266 4/1/2011 19:41:10 222.222.22.22 111.11.111.11 443 GET /FormRecord.aspx 1234567890
267 4/1/2011 19:41:10 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
268 4/1/2011 19:41:12 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
273 4/1/2011 19:41:23 222.222.22.22 111.11.111.11 443 POST /FormRd.aspx 1234567890
274 4/1/2011 19:41:23 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
275 4/1/2011 19:41:25 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
276 4/1/2011 19:41:25 222.222.22.22 111.11.111.11 443 GET /Timeout.aspx 1234567890
I already asked this on another forum but I didn't get any answers or ideas. What I am looking to do is to look for a patterns in my log files when a specific scenario is occurring.
I would like to know if a user session is getting timed out prior to 10 minutes where the last GET Request is to timeout.aspx
I was able to parse out the aspnetsessionid and group by that, but I am missing another part. I need to subtract the time taken from start to end of that session.
Here is how I started
SELECT
TO_STRING(time, 'm') as mins,
EXTRACT_TOKEN(EXTRACT_TOKEN(cs(Cookie), 1, 'ASP.NET_SessionId='), 0, ';+__ut') as ASPNETSESSIONID From C:\logs\ex11*.log
GROUP BY ASPNETSESSIONID, mins
Here is an example of a case where a timeout is ocuring prior to 10 min
Line Number Date Time Client-IP Server IP Server Port Request Verb Request URI, ASPNETSessionID
255 4/1/2011 19:40:55 222.222.22.22 111.11.111.11 443 GET /webpage.aspx 1234567890
256 4/1/2011 19:40:55 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
257 4/1/2011 19:40:58 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
260 4/1/2011 19:41:04 222.222.22.22 111.11.111.11 443 POST /Formle.aspx 1234567890
261 4/1/2011 19:41:04 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
263 4/1/2011 19:41:05 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
265 4/1/2011 19:41:10 222.222.22.22 111.11.111.11 443 POST /FormItemsTable.aspx 1234567890
266 4/1/2011 19:41:10 222.222.22.22 111.11.111.11 443 GET /FormRecord.aspx 1234567890
267 4/1/2011 19:41:10 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
268 4/1/2011 19:41:12 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
273 4/1/2011 19:41:23 222.222.22.22 111.11.111.11 443 POST /FormRd.aspx 1234567890
274 4/1/2011 19:41:23 222.222.22.22 111.11.111.11 443 GET /jscript/SessionTimeout/SessionTimeout.js 1234567890
275 4/1/2011 19:41:25 222.222.22.22 111.11.111.11 443 POST /VerifySession.aspx 1234567890
276 4/1/2011 19:41:25 222.222.22.22 111.11.111.11 443 GET /Timeout.aspx 1234567890
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您可以使用相关子查询来导出第一个条目的时间吗?
例如...
Could you use a correlated sub query to derive the time for the first entry?
For example...
虽然这个问题有一个公认的答案,但我想说:这个逻辑不可能用 logparser 来实现。
Although there is an accepted answer on the question I would say: This logic is not possible to implement with logparser.