Thank you David, that is interesting input. cheers, m
2013/4/20 David Thornton [via RRD Mailinglists] < [email protected]> > I try to group the collection in logical units: 15 sql vars per host -> 1 > file. 25 smtp variables per host -> 1 file. 1500 hosts? 3000 files. Each > host writes two files. It spreads well. > > Later I move those files centrally and start "looking" at > them. Separating collection from reporting is big. There is a trade off, > making the collection nice and light , my reporting is has more latency in > it, both in the time before I get data, and the complexity and time to > compose the report. google "olap versus oltp". > > David Thornton > > > On Sat, Apr 20, 2013 at 7:48 AM, mikel <[hidden > email]<http://user/SendEmail.jtp?type=node&node=7580973&i=0> > > wrote: > >> >> Thanks for your fast reply again. >> >> >Maybe I don't understand what you say here. Some metrics, or all metrics >> are >> >queried? Both statements cannot be true at the same time? >> >> Yes it is a tricky case. Apologies I was not clear enough. >> >> In most cases all metrics are queried at the same time, because we want to >> know what value they had at a given time. And classify them. >> >> Very randomly we would query for just one metric. >> >> >Anyway, if you query only once in a while, maybe you should think about >> >reducing the number of RRAs in each RRD, and just let it consolidate at >> >graph time. Yes, this will mean you will have to wait longer for your >> graph >> >to be made, but you save processing time at every update. >> >> This is interesting I did not think about that. Thanks for the hint. >> >> Thanks for your help again. >> m >> >> >> >> -- >> View this message in context: >> http://rrd-mailinglists.937164.n2.nabble.com/max-DS-per-rrd-file-tp7580966p7580971.html >> >> Sent from the RRDtool Users Mailinglist mailing list archive at >> Nabble.com. >> >> _______________________________________________ >> rrd-users mailing list >> [hidden email] <http://user/SendEmail.jtp?type=node&node=7580973&i=1> >> https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users >> > > > _______________________________________________ > rrd-users mailing list > [hidden email] <http://user/SendEmail.jtp?type=node&node=7580973&i=2> > https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users > > > ------------------------------ > If you reply to this email, your message will be added to the discussion > below: > > http://rrd-mailinglists.937164.n2.nabble.com/max-DS-per-rrd-file-tp7580966p7580973.html > To unsubscribe from max DS per rrd file, click > here<http://rrd-mailinglists.937164.n2.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=7580966&code=aW5mb2V1c2thZGlAZ21haWwuY29tfDc1ODA5NjZ8LTI4MzkwNDgzNw==> > . > NAML<http://rrd-mailinglists.937164.n2.nabble.com/template/NamlServlet.jtp?macro=macro_viewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21nabble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml-send_instant_email%21nabble%3Aemail.naml> > -- View this message in context: http://rrd-mailinglists.937164.n2.nabble.com/max-DS-per-rrd-file-tp7580966p7580982.html Sent from the RRDtool Users Mailinglist mailing list archive at Nabble.com. _______________________________________________ rrd-users mailing list [email protected] https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users
