Thanks again Aengus, This is very helpful. On Fri, Feb 22, 2008 at 6:00 PM, Aengus <[EMAIL PROTECTED]> wrote: > Natalia Lis <[EMAIL PROTECTED]> wrote: > > Again, thank you for the answer, > > I have read a little bit more about the relationship between IP and > > unique visitors, but I'm not sure I get that: "This is in part because > > any given user could have visited site 1, 2 and 3, and so they could > > be counted multiple times". Assuming that the user would retain the > > same IP, why would he be counted again if he made requests from > > another site? > > He woouldn't, but your original question was "if 1000 different people/hosts > view our graph on page XYZ analog will show that we've got at least 1000 > requests from 1000 individual hosts referred to us by the site XYZ?". Analog > will tell you how many requests were referred from site XYZ, but it won't > tell you how many individual hosts were referred from XYZ, because some of > those hosts may also have been referred from PQR and from ABC as well. So if > an individual user vists 3 different 3rd party sites, you'll have 3 requests > in your log files, referred from 3 different sites, but Analog will only > count 1 unique Host. > > > As for the second question I made an error. In fact I have no proof > > that there no .html files on the site. I claimed there weren't any > > because I looked at the files listed in the Request Report under the > > header "Listing files with at least 20 requests…" But when I summed up > > the number of requests I realized it was the same as "Successful > > requests for pages". In other words it is only "pages" that are listed > > there. Also, in the Host Report, it shows that there are many hosts > > that make many requests but 0 requests for pages. Apparently, there > > are some files on the site I'm not aware of. > > There is a command "REQINCLUDE PAGES" that will cause Analog to ignore > anything that isn't a Page Request when it is generating the Request Report > (or, to put it another way, it turns the "Request Report" into a "Page > Request Report"). You can comment out that command to see all the requests, > or you can look at the File Type Report to see what other types of files are > being requested. > > Aengus > > > > > > Best, > > Natalia > > > > On Thu, Feb 21, 2008 at 6:44 PM, Aengus <[EMAIL PROTECTED]> wrote: > >> Natalia Lis <[EMAIL PROTECTED]> wrote: > >>> Thanks a lot, this is very useful, > >>> > >>> Our shared graphs are hosted on our sites. So just to make sure: if > >>> (putting aside the cache and other issues) 1000 different > >>> people/hosts view our graph on page XYZ (which is not our website), > >>> analog will show that we've got at least 1000 requests from 1000 > >>> individual hosts referred to us by the site "XYZ"? > >> > >> Sort of. > >> > >> If you have 5 different "3rd party" servers displaying your graphs > >> (for example), you can get a report saying that 40% of the requests > >> were referred from site 1, 25% from site 2, 20% from site 3, etc. > >> But you can't get a report saying that 1000 individual hosts were > >> referred from site 1, 700 from Site 2, etc. This is in part because > >> any given user could have visited site 1, 2 and 3, and so they could > >> be counted multiple times, whereas any given request can only occur > >> once - so requests and "individual hosts" are different types of > >> data, so they can't be reported on in exactly the same way. > >> > >> (Note also that the Referrer field is optional - not all web servers > >> log it. And not all web browsers report it, and it's something that > >> can only be measured with the cooperation of the user). > >> > >>> Regarding cache, I have another question. Is it possible to cache a > >>> page and only refresh some of its items (like graphs) without > >>> making a new request for page? The reason I ask is because we have > >>> several sites and for one of them, analog shows that the number of > >>> "requests for pages" per week is three times smaller than the > >>> number of "individual hosts served" per week. In other words, an > >>> individual host requests less than one page. And this is precisely > >>> the site that does not host any graphs – even the graphs which are > >>> displayed there come from our other websites. Thus, as far as I > >>> know no files from this website are displayed elsewhere and it > >>> would seem to me that in order to make any requests from the site, > >>> one would have to actually visit it and request at least one page. > >>> I know that one possible problem may be the definition of a "page", > >>> but analog shows that all major files on the site are .html > >> > >> Hmmm. You've already covered the obvious explanation. But I wouldn't > >> look at caching for the explanation here. I presume you have the > >> Host report on (I think the Individual Hosts Served figure is only > >> calculated if you're generating the Host Report). I'd change the > >> Columns displayed for that report to show both Requests and Page > >> requests: > >> > >> HOSTCOLS RPb > >> HOSTSORTBY Requests > >> > >> This will give you an indication of who is making Requests, but not > >> making page requests. > >> > >> Next, I'd have a look at the Status Report, and see if you're > >> getting an unusual number of Redirects - these probably count as > >> requests, rather than Page Requests. > >> > >> Lastly, I'd have a look at the File Type report. You said that > >> "analog shows that all major files on the site are .html" but you > >> didn't say how you reached that conclusion. If you looked at the > >> Request Report, and saw that it only lists .html requests, your > >> configuration might have a "REQINCLUDE PAGES" command that excludes > >> any non-Page requests from the report. The File Type Report > >> (FILETYPE ON) will give you more detailed information about the type > >> of requests being made against the server. (You can also change the > >> File Type report to show Requests and Page Requests with TYPECOLS > >> RPb) > >> > >> The bottom line is that a Host gets into your log file, and therefor > >> gets counted, when it makes a Request. The discrepancy that you're > >> seeing is because not all Requests are Page Requests, so if you're > >> seeing lots of Requests that aren't Page Requests, then your > >> assumption about .html files must be incorrect. Once you find out > >> what non-Page requests are causing this discrepancy, you can look at > >> the referrers for those particular requests to see if the problem > >> might be down to cached .html files, or, more likely, due to some > >> dynamic content not being counted as a Page Request. > >> > >> Sorry I can't give a cut and dried answer here - this is exactly the > >> sort of problem that Analog is really good at solving, once you know > >> the right questions to ask of your log files. > >> > >> Hope that helps, > >> > >> > >> Aengus > >> > >> +------------------------------------------------------------------------ > >>> TO UNSUBSCRIBE from this list: > >>> http://lists.meer.net/mailman/listinfo/analog-help > >>> > >>> Analog Documentation: http://analog.cx/docs/Readme.html > >>> List archives: http://www.analog.cx/docs/mailing.html#listarchives > >>> Usenet version: news://news.gmane.org/gmane.comp.web.analog.general > >> +------------------------------------------------------------------------ > >> > > > > +------------------------------------------------------------------------ > >> TO UNSUBSCRIBE from this list: > >> http://lists.meer.net/mailman/listinfo/analog-help > >> > >> Analog Documentation: http://analog.cx/docs/Readme.html > >> List archives: http://www.analog.cx/docs/mailing.html#listarchives > >> Usenet version: news://news.gmane.org/gmane.comp.web.analog.general > > +------------------------------------------------------------------------ > > +------------------------------------------------------------------------ > | TO UNSUBSCRIBE from this list: > | http://lists.meer.net/mailman/listinfo/analog-help > | > | Analog Documentation: http://analog.cx/docs/Readme.html > | List archives: http://www.analog.cx/docs/mailing.html#listarchives > | Usenet version: news://news.gmane.org/gmane.comp.web.analog.general > +------------------------------------------------------------------------ >
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